Technical field
[0001]
　The present invention relates to a liquid container and a liquid injection system.
BACKGROUND
[0002]
　As an embodiment of the liquid container, a so-called ink pack is known (e.g., Patent Documents 1-3). The ink pack, an ink jet printer (hereinafter, simply referred to as "printer".) Which is one embodiment of the liquid ejecting apparatus is an ink to be supplied to, and housed in the housing body having flexibility. The printer ink pack is attached are provided with a casing, such as trays ink pack is arranged. In such printers, by placing the ink pack in the case, by attaching the ink pack to the printer together with the case, the ink supply path and the between the ink pack and the printer, the electrical communication path is established.
CITATION
Patent Document
[0003]
Patent Document 1: JP 2009-279876 Patent Publication
Patent Document 2: International Publication WO2013 / 105504 pamphlet
Patent Document 3: JP 2014-240182 JP
Summary of the Invention
Problems that the Invention is to Solve
[0004]
　The ink pack, to the printer, it is desirable that the mounting at the right posture are determined in advance. If the loading orientation is not appropriate, there is a supply path and electrical potential to become impossible to establish the communication path of the ink in the printer. The connection state of the feed path and electrical communication path of the ink becomes unstable, with the passage of time, the connection state is also feared that deteriorates. Besides, when the connection to the printer, excessive stress is caused by contact with the components of the printer side, it is possible that damage or deterioration occurs. For improving the loading orientation for the printer of the ink pack, from the past, studies have been superimposed, there is still room for improvement. These challenges, the ink pack, and is not limited to a printing system including an ink pack and a printer, the liquid container, and a problem common in the liquid ejecting system comprising a liquid container and a liquid ejection device.
Means for Solving the Problems
[0005]
　The present invention has been made to solve at least part of the problems described above, and can be realized as the following aspects.
[0006]
According to a first aspect of [1] The present invention, a liquid container that is mounted on the liquid ejecting apparatus is provided. The direction parallel to the gravity direction and Z direction, said the said gravity direction and the same direction + Z direction of the Z-direction, the opposite direction to the gravity direction of the Z-direction and -Z direction, the Z-direction and a direction perpendicular to the Y direction, the the one direction + Y direction of the Y-direction, said the other direction the -Y direction of the Y-direction, perpendicular to said Z-direction and the Y-direction direction was the X direction, the as one of the direction + X direction of the X-direction, the other direction of said X-direction is defined as a -X direction. The liquid ejecting device includes a housing, a case, a device-side fixing structure, and a liquid inlet portion, and the device-side electric connection portion, and the first positioning portion, and a second positioning part may comprise. The housing case receiving portion may be provided inside. The case may be inserted into the case accommodating portion by moving along the + Y direction. The case may have a convex portion, and the case-side fixing structure. The convex portion is at the end of the + Y direction side may protrude to the -Z direction. The case-side fixing structure may comprise an inner space of the convex portion. The case-side fixing structure, in case receiving state in which the casing is mounted in the case accommodating portion, while applying a force toward the -Z direction side with respect to the case, engaging the apparatus side fixing structure and it may restrict the movement of the said -Y direction of the case. The liquid introduction portion may be located at an end portion of the + Y direction side of the case accommodating portion. The device-side electric connection portion may be located at an end portion of the + Y direction side of the case accommodating portion. The first positioning portion and said second positioning portion, said has from the + Y direction side of the end portion of the case receiving portion extends toward the -Y direction side, each other in the X direction across the liquid introducing portion it may be provided at a position separated. The liquid container may be detachably attached to the case of the liquid ejecting apparatus. The liquid container includes a housing portion, connected to the member, it may comprise. The housing portion includes a flexible It may accommodate a liquid. It said connecting member, when said liquid container is in a loaded mounted state to the liquid ejecting apparatus may be located at an end portion of the + Y direction side. It said connecting member includes a liquid outlet, and a container-side electric connection portion, a first receiving unit, a second receiving portion, and the recess may be provided. Said liquid outlet, said liquid introduction portion may be inserted into the + Y direction in the mounting state. The container-side electrical connections, while receiving a force having at least the + Z direction component from the device-side electric connection portion in the mounted state, may be in electrical contact with the device-side electric connection portion. The first receiving unit may accept the first positioning portion in the mounted state. The second receiving unit may accept the second positioning part in the mounted state. The recess is recessed in the -Z direction in the mounting state, the convex portion of the holder portion may be accommodated. Said recess and said container-side electric connection portion may be formed at least partially overlap each other position when viewed in the Z direction in the posture of the mounted state. In the posture of the mounted state, the width in the Z direction of the liquid container has a width in the Y direction, and may be less than the width in the X direction.
　According to the liquid container having the above configuration, the container-side electric connection portion is at least a portion of the + Z direction of the force applied from the device side electrical connections, apparatus fixation structure is case-side to form an engagement state of the case It is reduced by -Z direction of the force applied to the fixing structure. Thus, the reduced component in the Z direction of the force applied to the liquid container, the arrangement orientation of the liquid container is suppressed that deviate from the correct posture in the Z direction, of the liquid container to the liquid ejecting apparatus connection state is improved. Further, since the useless stress on the connecting part between the liquid ejecting apparatus and a liquid container is caused by the deterioration of the arrangement attitude of the liquid container is suppressed, damage or degradation of the connection part is suppressed. Further, according to the liquid container of this embodiment, in the posture of the mounted state, since the width in the Z direction is smaller than the width in the other X-direction and Y-direction, the arrangement position on the case of the liquid container, and more to stabilize. Therefore, the connection state of the liquid container to the liquid ejecting apparatus is further improved.
[0007]
[2] In the liquid container having the above-described embodiment, the container-side electric connection portion has a contact surface in contact with the device-side electric connection portion in the mounted state, the normal vector of the contact surface, the liquid containing when the body is in the posture of the mounted state, it may have a said the -Z direction of the vector component in the + Y direction vector component. According to the liquid container having the above configuration, it is utilized to force when the case is moved in the + Y direction to form an electrical connection state between the container-side electric connection portion and the device-side electric connection portion can, a container-side electric connection portion can be enhanced electrical connection with the device-side electric connection portion.
[0008]
[3] In the liquid container having the above-described embodiment, when it is the attitude of the mounting state, the first receiving portion is located on the -X direction side with respect to the liquid outlet, said second receiving portion it may be located in the + X direction side relative to the liquid outlet. According to the liquid container having the above configuration, when mounting the liquid container to the liquid ejecting apparatus, by a pair of positioning portions and a pair of receiving portions, the liquid outlet of the liquid container to the liquid introduction portion of a liquid ejecting apparatus X positioning accuracy in the direction is increased. Therefore, connection with the liquid inlet portion and the liquid outlet port is improved.
[0009]
[4] In the liquid container having the above-described embodiment, the container-side electric connection portion and the recess, when it is in the posture of the mounted state, in the X direction, the liquid outlet and with said first receiving portion it may be located in between. According to the liquid container having the above configuration, by the pair of positioning portions and a pair of receiving portions, the positioning accuracy in the X direction of the liquid outlet to the liquid inlet portion, the positioning of the container-side electrical connection to the apparatus-side electric connection portion accuracy is enhanced. Thus, a connection with the liquid outlet and the liquid inlet portion, and electrically connected with the container-side electric connection portion and the device-side electric connection portion, is improved. The amount corresponding to the container-side electric connection portion and the recess between the liquid outlet and the first receiving portion is provided, the distance in the X direction between the first receiving portion and the second receiving portion is increased, positioning accuracy by a pair of positioning portions and the pair of receiving portions is further enhanced.
[0010]
[5] In the liquid container having the above-described embodiment, the first receiving portion has a first opening portion in which the first positioning portion is inserted, said second receiving portion and the second opening, wherein the second positioning part is inserted has a part, in the posture of the mounted state, the opening width in the X direction of the second opening may be greater than the opening width in the X direction of the first opening. According to the liquid container having the above configuration, the second positioning part is inserted into the second receiving portion, since it is possible to provide a margin in the X direction of the angle when the positioning is started, the liquid storage to the liquid ejecting apparatus it is possible to improve the connectivity of the body. Further, by such a margin, when the connection between the liquid ejecting apparatus and the liquid container, it is also possible to relax the stress generated in their contact sites.
[0011]
According to a second aspect of the [6] The present invention, a liquid injection system is provided. The liquid ejecting system may comprise a liquid ejecting apparatus, the liquid container, the. The direction parallel to the gravity direction and Z direction, said the said gravity direction and the same direction + Z direction of the Z-direction, the opposite direction to the gravity direction of the Z-direction and -Z direction, the Z-direction and a direction perpendicular to the Y direction, the the one direction + Y direction of the Y-direction, said the other direction the -Y direction of the Y-direction, perpendicular to said Z-direction and the Y-direction direction was the X direction, the as one of the direction + X direction of the X-direction, the other direction of said X-direction is defined as a -X direction. The liquid ejecting device includes a housing, a case, a device-side fixing structure, and a liquid inlet portion, and the device-side electric connection portion, and the first positioning portion, and a second positioning part may comprise. Inside the housing, case receiving portion may be provided. The case portion may be inserted into the case accommodating portion by moving along the + Y direction. The case may have a convex portion, and the case-side fixing structure. The protrusion may protrude in the -Z direction at the end portion of the + Y direction side. The case-side fixing structure may comprise an inner space of the convex portion. The apparatus fixation structure, in case receiving state in which the casing is mounted in the case accommodating portion, while applying a force toward the -Z direction side with respect to the casing, engages with said case-side fixing structure and it may restrict the movement of the said -Y direction of the case. The liquid introduction portion may be located at an end portion of the + Y direction side of the case accommodating portion. The device-side electric connection portion may be located at an end portion of the + Y direction side of the case accommodating portion. The first positioning portion and said second positioning portion, said has from the + Y direction side of the end portion of the case receiving portion extends toward the -Y direction side, each other in the X direction across the liquid introducing portion it may be provided at a position separated. The liquid container may be configured to be detachably attached to the case. The liquid container includes a housing portion, connected to the member, it may comprise. Said Accommodating portion is flexible and may accommodate liquid. It said connecting member, when said liquid container is in a loaded mounted state to the liquid ejecting apparatus may be located at an end portion of the + Y direction side. It said connecting member includes a liquid outlet, and a container-side electric connection portion, a first receiving unit, a second receiving portion, and the recess may be provided. Said liquid outlet, said liquid introduction portion may be inserted into the + Y direction in the mounting state. The container-side electrical connections, while receiving a force having at least the + Z direction component from the device-side electric connection portion in the mounted state, may be in electrical contact with the device-side electric connection portion. The first receiving unit may accept the first positioning portion in the mounted state. The second receiving unit may accept the second positioning part in the mounted state. The recess is recessed in the -Z direction in the mounting state, the convex portion of the case may be accommodated. Said recess and said container-side electric connection portion may be formed at least partially overlap each other position when viewed in the Z direction in the posture of the mounted state. In the posture of the mounted state, the width in the Z direction of the liquid container has a width in the Y direction, and may be less than the width in the X direction.
　According to the liquid injection system of this embodiment, at least a portion of the container-side electric connection portion receives from device side electric connection portion in the + Z direction of the forces in the liquid container is, apparatus fixed to form an engagement state of the case structure is reduced by the -Z direction of the force applied to the case side fixing structure. Thus, the reduced component in the Z direction of the force applied to the liquid container, the arrangement orientation of the liquid container is suppressed that deviate from the correct posture in the Z direction, of the liquid container to the liquid ejecting apparatus connection state is improved. Further, since the useless stress on the connecting part between the liquid ejecting apparatus and a liquid container is caused by the deterioration of the arrangement attitude of the liquid container is suppressed, damage or degradation of the connection part is suppressed. Further, according to the liquid injection system of this embodiment, the width in the Z direction of the liquid container when in the position of the mounting state, smaller than the width in the other X and Y directions, on the case of the liquid container the arrangement attitude in is, more stable. Therefore, the connection state of the liquid container to the liquid ejecting apparatus is further improved.
[0012]
[7] The liquid ejecting system of the above embodiment, the container-side electric connection portion has a contact surface in contact with the device-side electric connection portion in the mounted state, the normal vector of the contact surface, the liquid containing when the body is in the posture of the mounted state, it may have a said the -Z direction of the vector component in the + Y direction vector component. According to the liquid injection system of this embodiment, it is utilized to force when the case is moved in the + Y direction to form an electrical connection state between the container-side electric connection portion and the device-side electric connection portion can, a container-side electric connection portion can be enhanced electrical connection with the device-side electric connection portion.
[0013]
[8] The liquid ejecting system of the above embodiment, when the liquid storage body is stored in the posture of the mounted state, the first receiving portion is located on the -X direction side with respect to the liquid outlet, the second receiving unit may be located in the + X direction side relative to the liquid outlet. According to the liquid injection system of this embodiment, when mounting the liquid container to the liquid ejecting apparatus, by a pair of positioning portions and a pair of receiving portions, the liquid outlet of the liquid container to the liquid introduction portion of a liquid ejecting apparatus X positioning accuracy in the direction is increased. Therefore, connection with the liquid inlet portion and the liquid outlet port is improved.
[0014]
[9] The liquid ejecting system of the above embodiment, the container-side electric connection portion and the recess, when the liquid storage body is stored in the posture of the mounted state, in the X direction, the said liquid outlet port No. it may be positioned between one receiving portion. According to the liquid injection system of this embodiment, by a pair of positioning portions and a pair of receiving portions, the positioning accuracy in the X direction of the liquid outlet to the liquid inlet portion, the positioning of the container-side electrical connection to the apparatus-side electric connection portion accuracy is enhanced. Therefore, the electrical connection of the connectivity and device side electrical connections and the container-side electrical connections between the liquid introducing portion is improved. Further, in order to provide a container-side electrical connection and recesses between the liquid outlet and the first receiving portion, by a large distance in the X direction between the first receiving portion and the second receiving portion, a pair positioning unit and the positioning accuracy in the X direction by a pair of receiving portions of the is more increased.
[0015]
[10] The liquid ejecting system of the above embodiment, the first receiving portion has a first opening portion in which the first positioning portion is inserted, said second receiving portion and the second opening, wherein the second positioning part is inserted has a part, in the posture of the liquid container in the mounted state, the opening width in the X direction of the second opening may be greater than the opening width in the X direction of the first opening. According to the liquid injection system of this embodiment, since the second positioning portion to the second receiving portion can have a margin in the X direction of the angle when the inserted, the connection of the liquid container to the liquid ejecting apparatus it can be improved. Further, by such a margin, when the connection between the liquid ejecting apparatus and the liquid container, it is also possible to relax the stress generated in their contact sites.
[0016]
[11] The liquid ejecting system of the above embodiment, the apparatus side fixing structure and said case side fixing structure, when in the engaged engagement with each other, by which the casing is pushed in the + Y direction, the to release the engagement, it may be configured to permit movement of the said -Y direction of the case. According to the liquid injection system, because the detachment operation of the liquid container to the liquid ejecting apparatus is simplified, user convenience is enhanced.
[0017]
　A plurality of components included in each aspect of the present invention described above is not all mandatory, order to solve part or all of the problems described above or some or all of the effects described herein to achieve appropriate for some of the plurality of components, the change, deletion, replacement with a new other components, it is possible to delete a part of limiting contents. In addition, since the solution to some or all of the above problems, or to achieve some or all of the effects described herein, the technical features included in one embodiment of the present invention described above some or in combination with some or all of the technical features included in other embodiments of the invention described above all, it is also possible to separate one aspect of the present invention.
[0018]
　The present invention can be implemented in various forms other than the liquid container and a liquid injection system. For example, it can be realized in the form of a connection method and connection structure of the liquid container or the like in a liquid ejecting apparatus and a liquid ejecting apparatus. In this specification, "system" refers to a configuration form in which a plurality of components are in cooperation with each other in order to exert one or more functions. The "system", as well as embodiments that cooperation is disposed in a location that some or all leaves of a plurality of components in a single device, embodiments in which a plurality of components are in cooperation with each other It is also included.
BRIEF DESCRIPTION OF THE DRAWINGS
[0019]
[1] a schematic perspective view showing an external configuration of the liquid ejecting apparatus.
[2] first schematic diagram showing the internal structure of the liquid ejecting apparatus.
[Figure 3] a second schematic diagram showing the internal structure of the liquid ejecting apparatus.
[Figure 4] a schematic perspective view illustrating only the liquid supply unit.
[5] a schematic perspective view illustrating only the connection receiving part which the liquid supply unit is provided.
[6] a schematic perspective view of a first liquid container arranged state in the first case.
[7] The first schematic exploded perspective view showing a state taken out of the first liquid container from the first case.
[8] second schematic exploded perspective view showing a state taken out of the first liquid container from the first case.
[Figure 9A] a schematic perspective view illustrating only the vicinity of the first case of connecting members.
Schematic perspective view illustrating only the vicinity of the FIG 9B] container-side electrical connections.
[Figure 10A] first schematic perspective view showing a lid member of the first case.
[Figure 10B] second schematic perspective view showing a lid member of the first case.
[Figure 11] schematic diagram showing a front wall portion of the first case.
[Figure 12] schematic perspective view showing a lower surface side of the structure of the bottom wall portion of the first case.
[Figure 13] schematic perspective view showing a second liquid container in a state of being arranged in the second case.
[14] The first schematic exploded perspective view showing a state where the second case was removed second liquid container.
[15] a second schematic exploded perspective view showing a state where the second case was removed second liquid container.
[Figure 16] schematic view when the second liquid container in a state of being disposed on the second case is viewed in the -Y direction.
[Figure 17] schematic diagram showing a front wall of the second case.
[Figure 18] schematic perspective view showing a lower surface side of the structure of the bottom wall portion of the second case.
[19] a schematic view for illustrating the mounting mechanism of the liquid container to the connection receiving part.
[Figure 20A] schematic diagram for explaining the mechanism until the engagement of the engaging portion is completed with respect to the engaged portion.
Schematic diagram for explaining the mechanism used to release the engagement between the FIG. 20B] engaging portion and the engaging portion.
[Figure 21A] first schematic diagram for explaining a method of packaging a liquid container.
[Figure 21B] first schematic diagram for explaining a method of packaging a liquid container.
[Figure 22] schematic perspective view showing the configuration of a liquid container of the second embodiment.
[Figure 23] schematic perspective view showing the configuration of a liquid container of the third embodiment.
[Figure 24] schematic perspective view showing the configuration of a liquid container of the fourth embodiment.
[Figure 25] schematic perspective view showing the case of the fifth embodiment.
[26] first schematic diagram showing a liquid container and casing according to the sixth embodiment.
[27] a second schematic diagram showing a liquid container and casing according to the sixth embodiment.
[Figure 28] A third schematic diagram showing a liquid container and casing according to the sixth embodiment.
[Figure 29] schematic diagram showing a first example of combining liquid container and the case of the seventh embodiment.
[Figure 30] schematic diagram showing a second example of combining liquid container and the case of the seventh embodiment.
[Figure 31] schematic diagram showing a third example of combining liquid container and the case of the seventh embodiment.
DESCRIPTION OF THE INVENTION
[0020]
A. First Embodiment
　In this first embodiment, with reference to FIGS. 1 to 5, the configuration of the liquid ejecting apparatus 10. Further, with reference to FIGS 20B, the configuration of the liquid container 100 to be mounted on the liquid ejecting apparatus 10 will be described the configuration of the case 61 used for mounting of the liquid container 100. In this specification, the liquid ejecting apparatus 10 in a state where the liquid container 100 is mounted is also referred to as a "liquid ejecting system 11".
[0021]
A1. Construction of a liquid ejecting apparatus:
[external configuration of the liquid ejecting apparatus]
　FIG. 1 is a schematic perspective view showing an external configuration of a liquid ejecting apparatus 10 constituting a liquid injection system 11. In FIG. 1, the arrow X shows three mutually orthogonal directions, Y, Z are shown. The arrows X, Y, Z, in correspondence with FIG. 1, to other different drawings referred to herein, as appropriate, are shown.
[0022]
　Direction indicated by arrow X, Y, Z corresponds to the arrangement orientation of the liquid ejecting apparatus 10 when in the normal use. The normal use of the liquid ejecting apparatus 10, the liquid ejecting apparatus 10 is meant the state when used by being arranged in a horizontal plane. Hereinafter, arrows X, Y, respectively direction indicated Z "X direction", "Y-direction" is referred to as "Z direction". Among the X direction, one direction is referred to as "+ X direction", the other direction is referred to as "-X direction". Y, and also the Z-direction, similarly, the one direction is referred to as "+ Y direction", and "+ Z direction", the other direction is referred to as "-Y direction" and "-Z direction".
[0023]
　X, Y, the Z-direction, Z-direction, Y-direction, will be described in the order of X-direction. Z direction indicates the direction parallel to the direction of gravity. + Z direction is the direction of gravity, -Z direction is a direction opposite to the direction of gravity. Z-direction coincides with the vertical direction of the liquid ejecting apparatus 10 (the height direction). In the following description, when the terms liquid ejecting apparatus 10 is referred to as "upper" or "lower", unless otherwise specified, means a vertical direction relative to the direction of arrow Z, "upper" is -Z direction it means, "lower" means the + Z direction.
[0024]
　Y direction indicates the direction parallel to the longitudinal direction of the liquid ejecting apparatus 10 (depth direction). + Y direction is a direction toward the rear side from the front side of the liquid ejecting apparatus 10, -Y direction, on the contrary, is a direction from the rear side of the liquid ejecting apparatus 10 on the front side. In the following description, when the terms liquid ejecting apparatus 10 is referred to as "front" or "rear", unless otherwise specified, it means a longitudinal direction relative to the direction of arrow Y, "front" is -Y direction it means, "after" means the + Y direction.
[0025]
　X direction indicates the direction parallel to the lateral direction of the liquid ejecting apparatus 10 (the width direction). + X direction coincides from the right side when faces the front of the liquid ejecting apparatus 10 in the direction toward the left side, -X direction is reversed, coincides with the direction from left to right. In the following description, when the terms liquid ejecting apparatus 10 is referred to as a "right" or "left", unless otherwise specified, it means a lateral direction relative to the direction of the arrow X, "right" -X direction means, "left" means the + X direction.
[0026]
　In the following description, X in the description of the separable components of a liquid ejection device 10 (such as the case 61 and the liquid container 100), Y, Z-direction are both liquid jet when in normal use proper posture in the mounted mounted state in the apparatus 10 is to a reference.
[0027]
　In the present embodiment, the liquid ejecting apparatus 10 is an inkjet printer, a liquid injection system 11 is a printing system of an ink jet system. Liquid consumed by ejecting the liquid ejecting apparatus 10 of the present embodiment is an ink. Liquid ejecting apparatus 10 ejects ink droplets to form an image by recording ink dots on the medium to be processed. The medium is, for example, printing paper. Liquid ejecting apparatus 10 of the present embodiment includes a housing 10c is a hollow box body made of resin constituting the exterior of the liquid ejection device 10. The housing 10c has a substantially rectangular parallelepiped shape. Oriented in the -Y direction side, the front portion 12 which directly face that is assumed when the user operates the liquid ejection device 10 includes an operating section 13, a media exit 14, the medium receiving portion 15, medium a storage port 16, the media housing section 17, a cover member 18, is provided.
[0028]
　Operation unit 13 includes a display unit 13i for displaying information to the user, a plurality of operation buttons 13b that accepts user operations, the. Medium discharge port 14 is the outlet of the medium fed from the inside of the liquid ejecting apparatus 10. Medium discharge port 14, the X direction is formed as a wide slit opening width, open to the -Y direction. Medium receiving portion 15 is flared like eaves in the -Y direction at the lower side of the medium discharge port 14, receives the medium discharged from the medium outlet 14.
[0029]
　Medium accommodating opening 16 is an opening for a user to replenish the medium to the liquid ejecting apparatus 10. In the present embodiment, the medium accommodating port 16, below the medium receiving portion 15 has an opening in the -Y direction, has a larger generally rectangular opening shape having a width in the X direction. Media housing section 17 is a tray-like member for accommodating a stock of medium to be processed medium in the present embodiment. Media housing section 17, with its front face is visible from the outside of the liquid ejecting apparatus 10 via the medium receiving opening 16, is housed in the media housing opening 16. Users, houses a medium to medium accommodating unit 17 drawn out from the liquid ejecting apparatus 10 via the medium receiving opening 16 in the -Y direction, again loaded from the medium accommodating port 16 of the media housing section 17, a media storage sockets 16 by, it can be supplemented with medium in the liquid ejecting apparatus 10.
[0030]
　The cover member 18 is a plate-shaped member made of resin constituting a part of the exterior of the liquid ejection device 10. In the present embodiment, the cover member 18 has a width in the X direction has a wide substantially rectangular shape and is disposed below the medium accommodating opening 16. The cover member 18 has a claw portion (not shown) on its outer periphery, is removably attached to the housing 10c. The cover member 18 protects the plurality of liquid container 100, which is housed inside the liquid ejecting apparatus 10 covered.
[0031]
[Internal configuration of the liquid ejecting apparatus]
　to FIGS refer in order to explain the outline of the internal configuration of the liquid ejecting apparatus 10. Figure 2 is a schematic view when viewed liquid ejecting apparatus 10 in the + Y direction by removing the housing 10c and the cover member 18. In FIG. 2, among the main components of a liquid ejection device 10, a control unit 20, and the injection execution unit 30, a media transport 35, extracts the liquid supply section 40, a case receiving portion 60, FIG. It is shown. Figure 3 is a schematic view when viewed liquid ejecting apparatus 10 in the + Z direction by removing the housing 10c and the cover member 18. In Figure 3, the illustration of the control unit 20 and the injection execution unit 30 and a media transport 35, which is shown in Figure 2 are omitted. Further, in FIG. 3, for convenience, a plurality of the liquid container 100, respectively, together with the case 61 from the area LA is a mounting position where the mounting is completed to the liquid ejecting apparatus 10 illustrates the state of pulling the -Y direction is there.
[0032]
　Liquid ejecting apparatus 10 includes a control unit 20, and the injection execution unit 30, a media transport 35, and a liquid supply unit 40, a case receiving portion 60, (Figure 2). In the liquid ejecting apparatus 10, via a supply pipe 42 of the liquid supply unit 40, liquid is supplied to the injection execution unit 30 from the liquid container 100 housed in the case receiving portion 60. Then, by injection execution unit 30 to the medium MP to media transport 35 is conveyed feeding the media housing unit 17 ejects liquid, the printed image on the medium MP is formed. Control unit 20, the injection execution unit 30 will be described media transport 35, the liquid supply unit 40 and the case receiving portion 60 in this order.
[0033]
[Control Unit]
　The control unit 20 controls the driving of each component in the liquid ejecting apparatus 10. Control unit 20 includes at least a central processing unit, is constituted by a microcomputer comprising: a main memory, a central processing unit exerts various functions by reading and executing various programs in the main storage device. The function of the control unit 20 will be described sequentially.
[0034]
[Injection execution unit]
　injection execution unit 30 includes a head portion 31, a plurality of tubes 32, (Figure 2). Head portion 31 through a plurality of tubes 32, supplied with liquid from the liquid supply unit 40. It will be described later feeding mechanism of the liquid from the liquid supply unit 40. Head portion 31 includes a liquid chamber for accommodating the liquid supplied from the liquid supply unit 40 (not illustrated in). The bottom surface of the liquid chamber, a nozzle 33 which opens downward is provided. Head portion 31, under control of the control unit 20, for example, by a known method such as application of pressure to the ink by a piezo element, for discharging the liquid in the liquid chamber from the nozzle 33.
[0035]
　In this embodiment, the head unit 31 is mounted on the carriage 34, under control of the control unit 20, and is configured to linearly reciprocate in the X direction. 2 shows, both arrows PS indicating a moving direction and a moving range of the head portion 31 is shown. In the present embodiment, the main scanning direction of the liquid ejecting apparatus 10 corresponds to the X direction. Injection execution unit 30, as a drive mechanism for moving the head unit 31 includes a guide shaft for the carriage 34 moves, and a motor for generating a driving force, and the pulley for transmitting a driving power. Incidentally, the illustration and detailed description thereof will be omitted.
[0036]
　A plurality of tubes 32 that are connected to the head portion 31 has flexibility. A plurality of tubes 32 are arranged in parallel in the Y direction. A plurality of tubes 32 is disposed in substantially linearly along + X direction scanning path of the head portion 31 from the joint portion 43 is a connection part of the supply pipe 42 of the liquid supply unit 40 to be described later, upward is connected to the head portion 31 is folded in the -X direction curved Te. Curved portion 32r of the plurality of tubes 32 are displaced in the X direction along with the movement of the head portion 31. Thereby, it is prevented that the main scanning of the head portion 31 is hindered to a plurality of tubes 32, the movement operation of the head portion 31 is smooth.
[0037]
[Media transport]
　medium conveyance unit 35, under control of the control unit 20, carrying a medium MP to be processed (Fig. 2). Media transport 35 includes a transport roller 36 which is spanned in the X direction under the head portion 31. Below the transport roller 36, the media housing section 17 described above is disposed. Media transport 35, one by one feeding feeding mechanism media MP on the outer peripheral side surface of the transport roller 36 from the media housing section 17 (not shown) is provided with a. Media transport 35, the driving motor (not shown) rotates the transport roller 36 by the rotation driving force to move the media MP in the -Y direction below the head portion 31. In the present embodiment, the sub-scanning direction of the liquid ejecting apparatus 10 coincides with the -Y direction. Medium MP passing through the lower region of the head portion 31 is discharged via the medium outlet 14 to the outside of the liquid ejecting apparatus 10.
[0038]
　During the execution of the printing process in the liquid ejecting apparatus 10, the control unit 20, by the medium conveyance unit 35 is conveyed in the sub-scanning direction described above medium MP. Then, above the transport roller 36, the head portion 31, along the conveying roller 36 is reciprocated in the main scanning direction, at timing determined based on the print data toward the print surface of the medium MP, the head portion 31 ink droplets are ejected from. Thus, on the medium MP, ink dots are recorded in the position determined based on the print data, an image is formed based on the print data.
[0039]
Liquid supply unit]
　4, with reference with FIGS. 2 and 3, will be described a liquid supply unit 40. Figure 4 is a schematic perspective view illustrating only the liquid supply unit 40. Liquid supply unit 40 includes, in addition to a plurality of supply pipe 42 and the joint portion 43 described above, includes a plurality of connection receiving unit 50, a fluctuating pressure generator 45, a pressure transmission pipe 46, (Figure 3, Figure 4 ). First, description will be given of a configuration of a plurality of connection receiving unit 50, will now be described supply pipe 42 and the joint portion 43. The described pressure fluctuation generator 45 and the pressure transmission pipe 46 constituting the suction-delivery mechanism of the liquid.
[0040]
Connection receiving unit]
　The liquid supply unit 40 via a plurality of connection receiving unit 50, is connected to each of the plurality of liquid container 100 is accommodated in the case accommodating portion 60. In the liquid ejecting apparatus 10 of the present embodiment, as described later, four liquid container 100 for each color ink is mounted. Therefore, in this embodiment, the liquid supply unit 40 so as to correspond to each of the four liquid container 100 is provided with four connection receiving portion 50.
[0041]
　Further, in the liquid ejecting apparatus 10 of the present embodiment, four in the liquid container 100 includes a first liquid container 100a can accommodate capacity equals three mutually liquids, capable of accommodating capacity first liquid liquid a second liquid container 100b of the housing body 100a is larger than one, it is included. Therefore, the plurality of connection receiving portion 50, and three first connection receiving portion 50a corresponding to the first liquid container 100a, a second connection receiving portion 50b of the one corresponding to the second liquid container 100b, but include. The first connection receiving portion 50a and the second connection receiving portion 50b, unless there is no need to distinguish between, collectively referred to as the connection receiving part 50. For even the first liquid storage body 100a and the second liquid container 100b, similarly, unless there is no need to distinguish between, collectively referred to as liquid container 100. In the present embodiment, the first connection receiving portion 50a and the second connection receiving portion 50b, with respect to the structure for connection to the liquid container 100, there is little substantial difference in construction.
[0042]
　A plurality of connecting the receiving unit 50 is installed at the ends of the + Y direction side of the case housing section 60 (FIG. 3). Each connection receiving section 50, the bottom of the most recessed position of the rear side in the liquid ejecting apparatus 10, are arranged in a row in the X direction. Each connection receiving part 50 is disposed so as to be able to accept connections from the -Y direction side of the corresponding liquid container 100. Three first connection receiving portion 50a is disposed three parallel at substantially equal intervals from the right. Second connection receiving portion 50b is disposed on the leftmost side.
[0043]
　Referring to FIG. 5, illustrating a schematic configuration of the connection receiving part 50. Figure 5 is a schematic perspective view illustrating only a part of the first connection receiving portion 50a of the plurality of connecting the receiving portion 50. The following description, unless otherwise specified, is common to the first connection receiving portion 50a and the second connection receiving portion 50b. Connecting the receiving unit 50 includes a liquid introducing portion 51, and the device-side electric connection portion 52, a first positioning portion 53a, and a second positioning portion 53b, and the apparatus fixation structure 54, and the fitting structure 55 are integrated is configured as a piece it was.
[0044]
　Liquid introduction portion 51, the inflowing liquid from the liquid container 100. In the present embodiment, the liquid introduction portion 51 is located at the end portion of the + Y direction side of the case housing section 60. Liquid introduction portion 51 is constituted by a tube portion having a linearly extending shape in the -Y direction and is open in -Y direction side of the distal end portion 51t. Liquid introduction portion 51, the distal end 51t is, by being inserted into the liquid container 100 is connected to the liquid container 100. In the present embodiment, the liquid introduction portion 51, in the approximate center of the connection receiving part 50 in the X direction, and protrudes in the -Y direction.
[0045]
　The rear end portion of the + Y direction side of the liquid introducing portion 51, a pump chamber provided inside the connection receiving part 50 (not illustrated) communicates with. Liquid that has flowed into the liquid introducing part 51 flows into the pump chamber. Note that the inside of the connection receiving part 50, (not shown) which check valve structure is provided for the liquid which has flowed into the pump chamber is prevented from flowing back again into the liquid introducing part 51.
[0046]
　The connection accepting unit 50 of the present embodiment, under the liquid introduction portion 51, the liquid receiver 56 is provided. Liquid receiver 56, extending out in the -Y direction along the liquid introduction portion 51. Liquid receiver 56 is slightly curved below along the lower side surface shape of the liquid introduction portion 51, as pan for receiving the liquid that has leaked from the connecting part between the liquid introducing portion 51 and the liquid container 100 Function. Liquid receiver 56 may be omitted.
[0047]
　The rear end portion of the + Y direction side of the liquid introduction portion 51 and the liquid receiving portion 56, the proximal member 57 is provided. The basal end member 57 is a resin member having a through-hole 51p of the liquid introduction portion 51 is inserted. The basal end member 57 is mounted to allow movement in the Y direction. On the back side of the basal end member 57 is a biasing member helical spring, is disposed so as to surround the periphery of the liquid introduction portion 51, it is imparted an elastic force in the -Y direction in the proximal member 57. This proximal member 57 may be, as indicated by arrow SD, resiliently moves in the Y direction. When the liquid container 100 to the liquid ejecting apparatus 10 is mounted, the liquid container 100 and the case 61, the base member 57, force in the -Y direction is imparted.
[0048]
　Device-side electric connection portion 52 is a connector that is electrically connected to the liquid container 100. Device-side electric connection portion 52, located at the end of the + Y direction side of the case housing section 60 (FIG. 3). Device-side electric connection portion 52 has a plurality of terminal portions 52t arranged in the X direction. The terminal portions 52t protrudes from the surface of the device-side electric connection portion 52 are electrically connected in contact with the container-side electric connection portion of the liquid container 100 (described later). Each terminal portion 52t is an elastic member such as a leaf spring, it is desirable that is biased in its protruding direction. In this embodiment, device side electric connection portion 52 is disposed at an inclined angle corresponding to the angle of disposition of the container-side electrical connection of the liquid container 100. Device-side electric connection portion 52, the normal vector of the surface, so as to have the -Y direction of the vector components, the + Z direction vector component, and are arranged facing obliquely downward.
[0049]
　Device-side electric connection portion 52, wiring (not shown) via, is connected to the control unit 20 (FIG. 2). Wiring, for example, constituted by a flexible flat cable. By the device-side electric connection portion 52 and the container-side electric connection portion are electrically connected, the control unit 20, to exchange electrical signals between the liquid container 100. Thus, the control unit 20 obtains the information about the liquid contained in the liquid container 100. The information on the liquid, e.g., ink or color, type of ink, the parameters representing the capacity of the liquid in the liquid container 100, and the like. The control unit 20 is electrically detecting the connection state of the liquid container 100.
[0050]
　The first positioning portion 53a and the second positioning portion 53b protrudes in a position apart from each other. In the present embodiment, the first positioning portion 53a and the second positioning portion 53b is configured as a shaft-shaped portion extending in the -Y direction, are arranged in parallel with the liquid introduction portion 51. The first positioning portion 53a is located in the -X direction side of the liquid introduction portion 51, the second positioning portion 53b is located in the + X direction side of the liquid introduction portion 51. The first positioning portion 53a is located on the -X direction side than the device side electrical connection 52. In this embodiment, a first positioning portion 53a and the second positioning portion 53b, the position of the distal end portion in the Y direction are substantially aligned. Also, the first positioning portion 53a and a second positioning portion 53b, are substantially the same are provided at a height position, provided at a position lower than the liquid introduction portion 51 and the device-side electric connection portion 52.
[0051]
　When the liquid container 100 is mounted, a first positioning portion 53a and the second positioning portion 53b are both inserted into the receiving portion (described later) corresponding provided in the liquid container 100. The first positioning portion 53a and the second positioning portion 53b, upon mounting of the liquid container 100 has a position in the X direction of the liquid container 100, the function of defining the arrangement angle in the horizontal direction.
[0052]
　The first positioning portion 53a and the second positioning portion 53b, it is desirable that protrudes -Y direction side than the front end portion 51t of the liquid introduction portion 51. Thus, a pair of positioning portions 53a, in terms of defining the mounting position of the liquid container 100 by 53b, can be connected to the liquid introduction portion 51 relative to the liquid container 100. Each positioning portion 53a, the outer peripheral side surface of the 53b, as shown, it is desirable that a groove portion 53g extending in parallel with the Y direction. Thus, the insertion with respect to the receiving portion of the liquid container 100 is smooth.
[0053]
　Apparatus side fixing structure 54, the case-side fixing structure liquid container 100 is provided in the case 61 is disposed (see below) in cooperation with, for regulating the movement in the Y direction of the case 61.
[0054]
　In this embodiment, the apparatus side fixing structure 54, as Hairikomeru below the liquid container 100 to be mounted, extending out towards the -Y direction side. Apparatus side fixing structure 54 is configured as the arm-like member portion. Apparatus side fixing structure 54 than the liquid introduction portion 51 located on the -X direction side is positioned below the apparatus-side electric connection portion 52. -Y direction side of the distal end portion 54t of the apparatus fixation structure 54 protrudes in the -Y direction side of the distal end portion 51t of the liquid introduction portion 51. The tip portion 54t protrudes in the -Y direction side of the distal ends of the positioning portions 53a, 53b. The tip 54 t, protrusion 54p is provided. Projections 54p protrudes in the -Z direction at the center of the tip portion 54 t. Protrusions 54p, the case 61 in the case receiving state of being attached to the case receiving portion 60, and the engaged portion engages provided in the case-side fixing structure. In the following description, in some cases the protrusions 54p also referred to as "engaging portion 54p". Protrusion 54p is moved in the -Y direction of the case 61 is restricted by being engaged with the engaged portion provided on the case side fixing structure.
[0055]
　Apparatus side fixing structure 54, as indicated by the double arrow EX, + a rear end portion of the Y-direction side as a fulcrum, the rotation of the lateral direction are attached under permissive state. Elastic apparatus fixation structure 54, the inside arranged elastic member connecting the receiving unit 50 (not shown) is urged in the + X direction, the -X direction when subjected to external force in the -X direction to rotate. Further, the apparatus side fixing structure 54, as indicated by the double arrow EZ, + Y as a fulcrum rear end of the direction, is attached in a state where the rotation is allowed in the height direction. Apparatus side fixing structure 54 (the not shown) elastic member disposed inside the connection receiving part 50 is biased in the -Z direction by the + Z direction when subjected to an external force in the + Z direction to elastically to rotate. It will be described later engagement mechanism between the casing side fixing structure of the apparatus side fixing structure 54 and the case 61.
[0056]
　Fitting structure 55 is provided on the + X direction side than the liquid introduction portion 51. Fitting structure 55 is positioned above the second positioning portion 53b, + Z with protruding at the same height in the direction, of the plurality substantially rectangular extending in parallel in the -Y direction protrusion 55c is arranged It has been uneven structure. The arrangement pattern of the protrusion 55c of the concavo-convex structure of the fitting structure 55 is different for each connection receiving part 50. The corresponding liquid container 100 of the connection receiving part 50, corresponding to the arrangement pattern of the concavo-convex structure, fitting structure receiving portion (described later) is provided with a fittable uneven structure. Thus, liquid container 100 in the wrong not compatible are prevented from become connected to the connection receiving part 50.
[0057]
[Supply piping and joints]
　plurality of supply pipe 42 is constituted by a resin tube member having flexibility (Figure 4). Each supply pipe 42, the pump chamber as described above which is provided in the respective connection receiving part 50 (not shown) are connected one by one, respectively. Each supply pipe 42, after collected in the end of the -X direction side from the connection receiving part 50 through the upper region of the liquid container 100 is accommodated, it is routed in parallel in the -Y direction ( Figure 3, Figure 4). Then, at the end of the front side of the liquid ejecting apparatus 10 is routed to the -Z direction, and is connected to the joint portion 43 which is installed at a position higher than the medium conveyance unit 35 (FIG. 2, FIG. 4 ). As described above, the supply pipe 42 via a joint portion 43, and is connected to a corresponding one of the plurality of tubes 32 of the injection execution unit 30.
[0058]
Liquid suction-delivery mechanism of the liquid in the supply section]
　fluctuating pressure generator 45 is a source for generating a pressure fluctuation for suction-delivery of liquid, for example, constituted by a pump (2, 3 ). Fluctuating pressure generating unit 45 is installed above the case receiving portion 60 at a position closer to the front portion 12 of the liquid ejection apparatus 10. Fluctuating pressure generating unit 45 is located on the mounting position of the first liquid container 100a. Pressure transmission pipe 46 is connected to vary the pressure generating unit 45, it transmits the pressure variations fluctuating pressure generating unit 45 is caused. Pressure transmission pipe 46, a pressure chamber provided inside of each connection receiving part 50 (not shown) is connected to.
[0059]
　The pressure chambers of each connection receiving section 50, across the flexible membrane is adjacent the liquid container 100 to the above-mentioned pump chamber fluid flows. Therefore, when the pressure fluctuation generator 45 has reduced the pressure in the pressure chamber, the flexible film is bent toward the pressure chamber, the volume of the pump chamber is increased, the liquid in the liquid container 100 through the liquid introduction portion 51 It is sucked into the pump chamber Te. On the other hand, when the pressure fluctuation generator 45 is increased the pressure in the pressure chamber, the flexible membrane flexing in the pump chamber side, the volume of the pump chamber is reduced, the liquid which has flowed into the pump chamber, a supply pipe 42 It is pushed out to. Thus, the liquid supply section 40, variable pressure generating unit 45 by repeating the increase and decrease of the pressure in the pressure chamber, the supply of liquid is realized on the injection execution unit 30.
[0060]
[Case receiving portion]
　In the liquid ejecting apparatus 10 of the present embodiment, the case accommodating portion 60 is provided on the bottom (FIG. 2, FIG. 3). The case receiving portion 60, a plurality of the case 61 is housed. When in the case receiving state described above, a plurality of casing 61 are arranged in a line in the case receiving portion 60 in the X direction. Each of the plurality of case 61, a plurality of liquid container 100 is disposed. In one case 61, one liquid container 100 is disposed. That is, the case receiving portion 60, a plurality of liquid container 100, respectively, are accommodated are arranged in a row in the X direction while being disposed in the case 61. In Figure 2, the liquid container 100 are invisibly hidden in the case 61, are denoted by reference numerals in broken lines in its position. Further, in FIG. 3, the area LA is a position at the time of mounting of the case 61 and the liquid container 100 in the case receiving portion 60 is shown by a chain line.
[0061]
　In case receiving portion 60, + X in the direction of the end is accommodated a second liquid container 100b, 3 one first liquid container 100a on the -X direction side is housed (Figure 2). The + Y direction side of the area LA of the liquid container 100, the corresponding connection receiving part 50 are installed one by one (Fig. 3). As described above, in the present embodiment, different color inks respectively are accommodated in the liquid container 100. The combination of color inks contained in the liquid container 100 are not specifically limited. For example, each of the three first liquid container 100a, cyan, magenta, yellow is accommodated, the second liquid container 100b, may be that black which is expected to be the most consumed often be accommodated . A part or the whole of the liquid container 100 may be housed the same color ink.
[0062]
　Plurality of casing 61 is used for mounting of the liquid container 100. In the present embodiment, case 61 is configured as a tray-like container. Case 61, by moving in the Y direction in the case accommodating portion 60, it is possible to desorb to the liquid ejecting apparatus 10. Will be described in detail later removable with respect to the case 61 and a liquid ejecting apparatus 10 of the liquid container 100.
[0063]
　Liquid container 100 is removably arranged on the -Z direction side of the case 61 drawn out from the case receiving portion 60. Liquid container 100 is in a state of being disposed on the case 61, it is mounted on the liquid ejecting apparatus 10. That is, the liquid container 100 is in a state of being disposed on the case 61, the case accommodating portion 60 of the liquid ejection apparatus 10 is mounted. Also, liquid container 100 is taken out from the case accommodating portion 60 while being disposed in the case 61. Incidentally, the case 61 includes a first casing 61a in which the first liquid container 100a is disposed, and a second case 61b in which the second liquid container 100b are disposed, are included. The first case 61a and the second case 61b, unless necessary to distinguish, generically referred to as case 61. It will be described later in detail the configuration of the case 61.
[0064]
　Case receiving portion 60 is provided with an opening member 62 (Figure 2). Opening member 62 is a plate-like member having a substantially rectangular shape, it has four through-holes 63 penetrating in the thickness direction. Opening member 62 has its thickness direction coincides with the Y direction, with its longitudinal direction coincides with the X direction and is fixedly installed to the end of the -Y direction side of the case housing section 60. Each through-hole 63 is an insertion opening case 61 is inserted. Each through hole 63 has a corresponding opening shape on the outer peripheral contour shape when viewed corresponding case 61 in the Y direction. The opening member 62, the insertion-withdrawal of the case 61 to the liquid ejecting apparatus 10 is guided. Also, users are prevented from become inserted in the wrong place and the first case 61a and the second case 61b. The opening member 62 may be omitted.
[0065]
　The floor of the case receiving portion 60, a plurality of rail groove 64 is formed (FIG. 3). Each rail groove 64, for each area LA of the liquid container 100, are formed in a straight line over the entire area in the Y direction of the case receiving portion 60. The respective rail grooves 64, Reruribu provided on the lower surface of the case 61 (described later) is fitted. The rail groove 64, movement in the Y direction of the case 61 in the interior of the liquid ejecting apparatus 10 is guided, the contact of the casing 61 adjacent in the X direction is suppressed. The connection of the liquid container 100 for connecting the receiving unit 50 is simplified. The configuration of Reruribu corresponding to the rail groove 64 and which, in order to prevent erroneous mounting, may be different for each case 61. All or some of the rail groove 64 may be omitted.
[0066]
　The floor of the case receiving portion 60, a plurality of rollers 65 are installed (Figure 3). Each roller 65, for each area LA of the liquid container 100, as appropriate in the Y direction, are arranged distributed manner. In case receiving portion 60, the rotation of the rollers 65, the transfer resistance is reduced when moving the case 61 in the Y direction, the moving operation of the case 61 by the user is smooth. Roller 65 may be omitted.
[0067]
Liquid container and construction of Case
　6 through 12, as appropriate, with reference to, the configuration of the first liquid container 100a and the first case 61a. Then, with reference to FIGS. 13 to 18, the configuration of the second liquid container 100b and the second case 61b.
[0068]
First liquid container and the first case]
　FIG. 6 is a schematic perspective view showing a first liquid container 100a in a state of being arranged in the first case 61a. Figure 7 is a first schematic exploded perspective view showing a state in which the first case 61a was removed first liquid container 100a, which is a diagram when viewed from the + Y direction side. Figure 8 is a second schematic exploded perspective view showing a state in which the first case 61a was removed first liquid container 100a, which is a diagram when viewed from the -Y direction side. Incidentally, FIG. 7, FIG. 8, the arrow X corresponding to each of the first liquid container 100a and the first case 61a, Y, is shown Z separately. In the following, first, describes a schematic configuration of a first liquid container 100a, will be described a schematic configuration of the first case 61a.
[0069]
First liquid container]
　first liquid container 100a is an ink pack includes a housing portion 110a, and a connecting member 120a, (Figure 7, Figure 8). The first liquid container 100a is the Y direction is the longitudinal direction, and has an outer peripheral contour shape of a substantially rectangular shape in the X direction and transverse direction. Connecting member 120a constitutes the end portion of the + Y direction side of the first liquid container 100a, accommodating portion 110a is positioned in the -Y direction side of the connecting member 120a.
[0070]
　Width in the Z direction of the first liquid container 100a is smaller than the width in the width and the Y direction in the X direction. The "Width" means the distance in the direction between the portions between the outermost of the first liquid container 100a in each direction. That is, the first liquid container 100a has a thin tabular shape thick. Therefore, according to the first liquid container 100a, it is possible to obtain a high stability for the arrangement and orientation on the first case 61a (FIG. 6).
[0071]
[Accommodating portion]
　accommodating portion 110a is a member for accommodating the liquid (7, 8). In this embodiment, housing portion 110a is formed as a bag-shaped member having flexibility. Receiving unit 110a, when viewed in the Z direction, has a substantially rectangular shape in the Y direction is the longitudinal direction. Receiving unit 110a, by superimposing two sheet members 111 and 112 constructed by welding their outer peripheral edge portion 113.
[0072]
　The first sheet member 111 is arranged on the -Z direction side, constituting the upper surface of the housing part 110a. The second sheet member 112 is disposed in the + Z direction side, it constitutes the lower surface of the housing part 110a. Each sheet member 111 and 112 have the same size of the rectangular shape. Each sheet member 111 and 112 may not have a completely flat shape. Each sheet member 111 may have a deflected shape as bulge gradually formed toward the center in the housing section 110a. Inside the housing section 110a, a frame member for holding the shape of the housing portion 110a may be accommodated.
[0073]
　Each sheet member 111 and 112, flexible and gas barrier properties, and is formed of a material having a liquid-impermeable. Each sheet member 111 and 112, for example, polyethylene terephthalate (PET), nylon, may be constituted by a film member such as polyethylene. Each sheet member 111 and 112, a plurality of composed film by the material, may be formed by laminating. In this case, for example, an outer layer formed by a film of excellent PET or nylon impact resistance, it may be formed by a polyethylene film with excellent inner ink resistance. Furthermore, its laminated structure, such as aluminum may be added the deposited layer a.
[0074]
Connection member]
　FIG 9A, in addition as a reference view to Figure 9B, illustrating the configuration of the connection member 120a. Figure 9A is a schematic perspective view illustrating only the vicinity of the connecting member 120a from FIG. Figure 9B is a schematic perspective view illustrating only the vicinity of the container-side electric connection portion 140.
[0075]
　Connecting member 120a is attached to an end portion of the + Y direction side of the accommodating portion 110a (FIGS. 7 to 9A). Connecting member 120a is generally has a substantially rectangular parallelepiped shape with the X-direction as the longitudinal direction. Width in X direction of the connection member 120a, rather than the width in the X direction of the housing portion 110a, slightly smaller. The difference may be, for example, a few mm ~ ten several mm. The body portion of the connecting member 120a is, for example, is made by molding a resin member such as polypropylene.
[0076]
　Connecting member 120a has a first surface portion 121, a second face 122, a third surface portion 123, a fourth surface portion 124, the fifth surface portion 125, and sixth surface portion 126, a. As used herein, "surface" may not be configured in a planar shape, may be formed in a curved shape, a concave or convex portion, the stepped groove, the bent portion, and the inclined surface it may be. Further, the two surface portions is a "cross", and a state in which two surface portions actually intersect each other, and a state where extended surface of one face intersects the other face, the extension surfaces of the two surface portions It means that the state crossing is any state of. Thus, during each surface portion adjacent and chamfer constituting a curved surface may be interposed.
[0077]
　The first surface portion 121 faces the + Y direction, constituting the front face of the connecting member 120a (FIG. 7, FIG. 9A). The second surface portion 122 is at a position opposed to the first face 121, it faces the -Y direction. The second surface portion 122 constitutes a rear surface portion of the connecting member 120a (FIG. 8).
[0078]
　The third surface portion 123, intersects the first face 121 and second face 122 faces in the -Z direction (FIG. 7, FIG. 9A). The third surface portion 123 constitutes the upper surface of the connecting member 120a. The fourth surface portion 124 is in a position opposite to the third surface portion 123, which intersects the first face 121 and second face 122 (FIG. 8). The fourth surface portion 124, + Z is a direction of the surface portion, + Z direction orientation, constituting a bottom portion of the connecting member 120a.
[0079]
　The fifth surface portion 125 includes a first face 121 and second face 122 and the third surface portion 123 intersects the fourth surface portion 124 (FIG. 7, FIG. 9A). The fifth surface portion 125, + X direction orientation, constitutes a left side section of the connecting member 120a. The sixth surface portion 126 is at a position opposite to the fifth surface 125 intersects the first surface portion 121 and the second surface portion 122 and the third surface 123 and the fourth surface 124 (FIG. 8). The sixth surface portion 126 faces the -X direction to form a right side portion of the connecting member 120a.
[0080]
　The fourth surface portion 124 of the connecting member 120a, linear slit 128 is formed over the entire area in the X direction (Figure 8). The slit 128 is formed in a substantially per center in the Z direction of the connection member 120a. Accommodating unit 110a + outer peripheral end 113 of the Y-direction side is inserted into the slit 128, in a state of being sandwiched in the thickness direction, and is fixed to the connecting member 120a.
[0081]
　The connecting member 120a, as a component for connection to the first connection receiving portion 50a, the liquid outlet port 131, the container-side electric connection portion 140, a first receiving portion 150a, a second receiving portion 150b, fitting a case structure receiving portion 155, is provided (FIG. 7, FIG. 9A). In connection member 120a, these components are summarized in the first face 121 side. Hereinafter, after it described in order for those components will be described other configurations provided in the connecting member 120a.
[0082]
Liquid outlet]
　Liquid outlet 131 is an opening which is open in the + Y direction (FIG. 9A). Liquid outlet 131, the liquid introduction portion 51 of the first connection receiving portion 50a (FIG. 5) is inserted in the + Y direction. Liquid outlet 131 is in the first face 121, is provided substantially at the center position in the X direction. Liquid outlet 131 is housed portion 110a is formed on substantially the same height as the fixed therein.
[0083]
　Liquid outlet 131 is connected flow path provided inside the member 120a (not illustrated) and is connected to the fourth surface 124 of the connection member 120a, housing section 110a inside housed in that the channel member ( illustrated is communicated with via optional), housing portion 110a inside of the liquid storage region. Detailed description of the configuration of the flow path of such fluid will be omitted. The connection to the interior of the member 120a, to prevent liquid leakage, before the liquid introducing portion 51 into the liquid outlet port 131 is inserted to maintain a closed state, when the liquid introduction portion 51 is inserted valve structure and sealing structure opening is provided (not shown).
[0084]
　In the present embodiment, the entire periphery 132 of the liquid outlet port 131 in the first face 121 is recessed in the -Y direction, the liquid outlet port 131 is opened at a position recessed in the -Y direction side. Thereby, the liquid outlet port 131 is in a state where the periphery is surrounded by a wall formed by the periphery 132, the protection of the liquid outlet port 131 has increased, for example, the user fluid outlet port it is prevented that would touch accidentally 131. Also, deterioration such as damage or deformation due to the collision of the liquid outlet port 131 is prevented, for example, when the first liquid container 100a had dropped by mistake.
[0085]
　In the present embodiment, the peripheral portion 132 of the liquid outlet port 131 is surrounded by a peripheral rib 133 which projects in the + Y direction. Peripheral ribs 133, when the liquid introduction portion 51 of the first connection receiving portion 50a is connected to the liquid outlet port 131 is pushed in contact with the base member 57 provided around the liquid introduction portion 51, receive an elastic force in the -Y direction. In the mounted state in which the first liquid container 100a is mounted on the liquid ejecting apparatus 10, the first case 61a to the first liquid container 100a is disposed is engaged with the first connection receiving portion 50a that (to be described later). Therefore, it is biased in the -Y direction peripheral rib 133 is the base member 57, the first liquid container 100a and the first case 61a will move from the area LA in the -Y direction is suppressed .
[0086]
[Container-side electric connection portion]
　container-side electric connection portion 140 includes a substrate portion 141 for connection to the apparatus-side electric connection portion 52 (FIG. 9A, FIG. 9B). The container-side electric connection portion 140 is electrically in contact with the apparatus-side electric connection portion 52 of the first connection receiving portion 50a (FIG. 5). On the surface 141s of the substrate 141, a plurality of terminal portions 142 are arranged. A plurality of terminal portions 142 are arranged at positions corresponding to the terminal portion 52t of device-side electric connection portion 52. The surface opposite to the surface 141s of the substrate 141, a storage device and that stores information on the liquid, optionally including circuitry for detecting connection of a device-side electric connection portion 52 is provided (shown and detailed description is omitted).
[0087]
　In this embodiment, each of the terminal portions 142 has a substantially flat contact surface terminal portions 52t of the device-side electric connection portion 52 is in contact. FIG 9B, in each of the terminal portions 142, is illustrated the position of the contact portion CP of the terminal portion 52t of device-side electric connection portion 52 is in contact with a broken line. In each the surface 141s of the upper and lower contact portions CP of the substrate section 141 of the terminal portions 142 are arranged in parallel to the array direction in the X direction. The arrangement pattern of the terminal portion 142 and the contact portion CP is are not limited to those which are illustrated in FIG. 9B.
[0088]
　In this embodiment, the container-side electric connection portion 140 is provided closer to the end of the -X direction side of the connecting member 120a position. The connection member 120a, the substrate placement portion 144 for placing a substrate portion 141 of the container-side electric connection portion 140 is formed as a recess that is recessed in the -Y direction and the + Z direction. The substrate placement portion 144, + Y direction and the inclined surface 144 s facing obliquely upward in the direction between the -Z direction is formed, the container-side electric connection portion 140 on the inclined surface 144 s, tilt It is inclined disposed in a substantially parallel arrangement angle to the surface 144 s. In other words, the normal vector of the contact surface of the surface 141s and the terminal portion 52t of the base plate portion 141 includes a + Y direction of the vector components, the -Z direction of the vector component, a.
[0089]
　Thus, the substrate 141, the surface 141s is arranged so as to face the -Z direction. Therefore, when the device-side electric connection portion 52 is electrically connected, the container-side electric connection portion 140, while receiving at least downward toward the + Z direction of the force from the apparatus-side electric connection portion 52, device-side electric connection portion 52 so that electrical contact with the. The force directed to the downward, the contact state between the container-side electric connection portion 140 and the device-side electric connection portion 52 are improved, the electrical connection of the container-side electric connection portion 140 is enhanced.
[0090]
　Further, in the present embodiment, the substrate 141 as described above are arranged obliquely, facing to the surface 141s is + Y direction side. Therefore, when the first liquid container 100a is moved in the + Y direction together with the first case 61a, to connect the container-side electric connection portion 140 to the device-side electric connection portion 52, moves the first case 61a + Y direction by utilizing the power at which to an electrical connection state between the container-side electric connection portion 140 and the device-side electric connection portion 52 can be formed. Therefore, electrical connection with the container-side electric connection portion 140 and the device-side electric connection portion 52 is increased.
[0091]
　Further, when connecting the device-side electric connection portion 52, the terminal portion 52t of device-side electric connection portion 52 will move while rubbing the contact surface of the terminal portion 142 of the container-side electric connection portion 140. Thus, since the foreign matter adhering to the contact surface of the terminal portion 142 of the container-side electric connection portion 140 is removed by the terminal portion 52t of device-side electric connection portion 52, the electrical connection of the container-side electric connection portion 140 There is further enhanced.
[0092]
　In addition, when taking out the first liquid container 100a with the case receiving portion 60 first case 61a is the force in the -Y direction which is received from the device-side electric connection portion 52, the first liquid container 100a - movement in the Y direction is assisted. Therefore, removal of first liquid container 100a is simplified.
[0093]
　Substrate unit 141 is installed at a position recessed in the substrate placement portion 144. Substrate 141 on both sides in the X direction, is sandwiched between the two wall portions 145 projecting in the -Z direction and the + Y direction from the surface 141s of the substrate 141. These walls 145 functions as a protective portion of the substrate 141. Therefore, for example, and the user would touch accidentally the substrate 141, and the substrate 141, such as when the first liquid container 100a had dropped accidentally is damaged is prevented.
[0094]
[First receiving portion and the second receiving unit]
　when the first liquid container 100a is mounted on the liquid ejecting apparatus 10 includes a first receiving unit 150a, a first positioning portion 53a of the first connection receiving portion 50a (FIG. 5 ) receiving the second receiving unit 150b receives the second positioning portion 53b (FIG. 5). Thus, the mounting position of the first liquid container 100a is properly defined.
[0095]
　In this embodiment, the first receiving portion 150a and the second receiving portion 150b is formed as a hole extending in the -Y direction, each have a first opening 151a and second opening 151b. Each of the openings 151a of the first receiving portion 150a and the second receiving portion 150b, 151b is a corresponding positioning portion 53a, accepts insertion of the + Y direction side of 53b. In the present embodiment, in the second opening 151b of the first opening 151a and the second receiving portion 150b of the first receiving portion 150a, but the opening shape is different, the details of which will be described later.
[0096]
　The first receiving portion 150a is located on the -X direction side than the liquid outlet port 131. In the first liquid container 100a, the first receiving portion 150a is provided at a corner of the lower -X direction side of the first face 121. On the other hand, the second receiving portion 150b is located in the + X direction side than the liquid outlet port 131. In the first liquid container 100a, the second receiving portion 150b is provided at a corner of the lower of the + X direction side first face 121.
[0097]
　In the present embodiment, the liquid outlet port 131 is sandwiched pair of receiving portion 150a, by 150b in the X direction. Thus, when mounting the first liquid container 100a in respect to the liquid ejection device 10, the positioning accuracy in the X direction of the liquid outlet port 131 to the liquid inlet portion 51 (FIG. 5) is increased. Therefore, connection with the liquid inlet portion 51 and the liquid outlet port 131 is improved. Further, in the present embodiment, since the pair of receiving portion 150a, the distance in the X direction between the 150b are larger, and is further enhanced its positioning accuracy.
[0098]
[Fitting structure receiving unit]
　fitting structure receiving portion 155 is provided on the + X direction side than the liquid outlet port 131. Fitting structure receiving portion 155, at the end of the + Y direction side of the third surface portion 123 is provided at a position closer to an end portion of the + X direction side. Fitting structure receiving unit 155 is configured to protrude at the same height in the -Z direction, substantially rectangular plurality of projections 156 extending in parallel to the -Y direction has a been uneven structure array. Arrangement pattern in the X direction of the valley portion 157 is a recess formed therebetween and the protrusion 156 in the fitting structure receiving unit 155, conversely irregularities to the arrangement pattern of the concavo-convex structure of the fitting structure 55 is connected target going on.
[0099]
　By moving the first liquid container 100a + Y direction, corresponding to the time to connect to the first connection receiving portion 50a is allowed fitting between concavo-convex structure of the concavo-convex structure and the fitting structure receiving portion 155 of the fitting structure 55 It is. On the other hand, if the combination of the first liquid container 100a and the first connection receiving portion 50a is not appropriate, the uneven structure of the fitting structure 55 does not conform to the irregular structure of the fitting structure receiving portion 155 is fitted it can not be. Accordingly, the first liquid container 100a wrong not compatible are prevented from resulting in being connected to the first connection receiving portion 50a.
[0100]
[Other configurations of the connecting member]
[recess]
　The fourth surface portion 124 of the connecting member 120a, recess 160 is recessed in the -Z direction are provided (FIGS. 7, 8, 9A). In this embodiment, the recess 160 has a substantially rectangular shape, extends in the + Y direction until the first face 121, and is open in the + Y direction. When the first liquid container 100a is disposed in the first case 61a, the concave portion 160, the convex portions formed in the first liquid container 100a (described later) is accommodated. Recesses 160, when viewed in the Z direction, and is formed on at least a portion overlap each other position of the container-side electric connection portion 140. The reason for this will be described later.
[0101]
[Fitting recess]
　the fourth surface portion 124 of the connecting member 120a has a pair of fitting recesses 161 are formed (FIG. 9A). In this embodiment, the fitting recess 161 is formed as a recess that is cut in the -Z direction. Each fitting recess 161, similar to the recess 160 described above, and is open in the + Y direction in the first face 121. Two mating recesses 161 are arranged so as to sandwich the liquid outlet port 131 in the X direction. Each of the two fitting recesses 161 are formed at positions adjacent in the X direction to the peripheral portion 132 of the liquid outlet port 131. When the first liquid container 100a is disposed in the first casing 61a, each fitting recess 161, the corresponding fitting projection (described later) is fitted it is inserted. Thus, the positioning in the X direction of the liquid outlet port 131 to the first case 61a is made.
[0102]
First Case]
　Referring to FIGS. The first case 61a has a substantially rectangular parallelepiped shape with the X-direction as the longitudinal direction. The first case 61a is formed as a hollow box body which is open in the -Z direction and the + Y direction. The first case 61a is prepared, for example, a resin member such as polypropylene.
[0103]
　The first case 61a includes a bottom wall portion 200 includes two side walls 201, 202, a cover member 203, a front wall portion 205, (Figure 7, Figure 8). Bottom wall 200 is a wall portion of the substantially rectangular shape that constitutes the bottom portion of the first case 61a, and extends in the X and Y directions. As used herein, "extend" means a structure which extends without break in a certain direction. The first liquid container 100a is disposed on the bottom wall portion 200 (FIG. 6). Bottom wall portion 200, when the first liquid container 100a is disposed, and has a size enough to at least the entire housing portion 110a fits.
[0104]
　First side wall 201 is a wall portion of substantially rectangular shape which is connected with crossing the long side of the -X direction side of the bottom wall portion 200, constitute a right side wall portion of the first case 61a (Figure 8). The second side wall 202 is a wall portion of substantially rectangular shape which is connected with crossing the long side of the + X direction side of the bottom wall portion 200, constitute a side wall portion of the left side of the first casing 61a ( Figure 7). First side wall 201 and second side wall portion 202 extends over substantially the entire region in the Y direction in parallel to each other. The height of the first side wall 201 and second side wall 202 is substantially coincident with the height of the connection member 120a of the first liquid container 100a (FIG. 6). A first side wall 201 and the second side wall 202, across the accommodating portion 110a of the first liquid container 100a in the X direction, to define the placement angle of the housing portion 110a in the direction along the horizontal plane.
[0105]
　At the end of the + Y direction side of the first side wall portion 201, the engaging protrusion 201t that protrudes in the + X direction is provided (Figure 7). To the end of the + Y direction side of the second side wall portion 202, Similarly, the engaging projection 202t that protrudes in the -X direction. When the first liquid container 100a is disposed in the first case 61a is engaging portion 201t of the first side wall portion 201 engages the recess of the sixth surface portion 126 of the connection member 120a, a second side wall portion 202 engaging portion 202t of the engages the recess of the fifth surface portion 125 of the connecting member 120a (FIG. 6).
[0106]
　The lid member 203, at the end of the -Y direction side, and is laid on the first side wall portion 201 of the second side wall portion 202 (FIG. 7). When the first liquid container 100a is disposed in the first case 61a, the lid member 203, part of the end portion side of the -Y direction side of the accommodating portion 110a partially covered (Fig. 6). The lid member 203, the end of the -Y direction side of the accommodating portion 110a suppresses that would floated in the -Z direction. In this embodiment, the lid member 203 is detachably attached to the main body portion of the first case 61a.
[0107]
　Figure 10A is a schematic perspective view showing a -Z direction side surface of the lid member 203. Figure 10B is a schematic perspective view of a surface of the + Z direction of the lid member 203. The outer peripheral end portion of the cover member 203 is provided with a plurality of claw portions 203T (FIG. 10A, FIG. 10B). Each claw portion 203t is, + Z protrudes in the direction, the recess provided in the first side wall portion 201 or the second side wall portion 202 (not illustrated) to engage the. The surface on the -Z direction side of the lid member 203, the recess 204 recessed in the + Z direction are formed. When a user out of the first case 61a of the liquid ejecting apparatus 10 to the case receiving portion 60 can hook the finger in the recess 204.
[0108]
　Figure 11 is a schematic diagram showing a front wall portion 205. Front wall portion 205, at the end of the -Y direction side, a wall portion having a substantially rectangular shape which intersect the respectively bottom wall portion 200 and the first side wall portion 201 of the second side wall 202. The upper end of the front wall portion 205 is constituted by a cover member 203. The first case 61a in the state in which the first liquid container 100a is disposed when viewed in the Y direction, the entire first liquid container 100a is covered by the front wall portion 205.
[0109]
　6 to 8, referring to FIGS. 11 and 12, illustrating the other arrangement portion provided on the bottom wall portion 200. At the end of the + Y direction side of the bottom wall portion 200, the claw-shaped pair of fitting convex portions 207 projecting in parallel in the -Z direction is provided (Figure 7). Each fitting convex portion 207, the center portion in the X direction, are provided apart from each other in the X direction. When the first liquid container 100a is disposed on the first casing 61a, each fitting convex portion 207 corresponds inserted towards the by fitting of the fitting recess 161 described above (FIG. 6).
[0110]
　At the end of the + Y direction side of the bottom wall portion 200, further, the convex portion 210 that protrudes in the -Z direction is provided (Figure 7). Protrusion 210 is located in a position closer to the -X direction side than the center portion in the X direction, it is located on the -X direction side than the pair of fitting convex portion 207. In the present embodiment the convex portion 210 has a rectangular shape. Protrusion 210 is formed to be hollow. It will be described later the internal space 211 of the protrusion 210. When the first liquid container 100a is disposed on the first casing 61a is convex portion 210 is received in the recess 160 of the connecting member 120a as described above (FIG. 6).
[0111]
　In the present embodiment, when the protrusion 210 is received in the recess 160, and the inner wall surface of the outer wall surface and the recess 160 of the convex portion 210 is in surface contact. That is, the convex portion 210 is fitted against the concave portion 160. Thus, in this embodiment, the convex portion 210 and concave portion 160 functions as a positioning portion of the connection member 120a in the first case 61a.
[0112]
　The surface on the -Z direction side of the bottom wall portion 200, a plurality of linear narrow groove 213 extending over the Y-direction are arranged in parallel across the X-direction (FIG. 7, FIG. 8). The narrow groove 213, the movement when the housing portion 110a of the first liquid container 100a arranged by sliding the upper surface of the bottom wall portion 200 in the Y direction is guided.
[0113]
　Respectively bottom wall portion 200 and the corner portion and bottom wall portion 200 between the first side wall portion 201 in the corner portion between the second side wall portion 202, the height becomes higher stepwise in the -Z direction stepped portion 214 there are provided (Figure 7, Figure 8). When the first liquid container 100a disposed in the first casing 61a has an outer peripheral edge portion 113 of the housing portion 110a by the step portion 214 is supported from below. Accordingly, the arrangement orientation of the housing portion 110a on the first case 61a is stabilized.
[0114]
　In the present embodiment, the first liquid container 100a is only the arrangement position on the first case 61a is fixed in the connecting member 120a. Accommodating unit 110a except that the upper is covered by the lid member 203, not being bound by substantially the first case 61a. In other words, housing section 110a, except the ends of the connecting member is coupled to 120a + Y direction side, are arranged in a state in which movement is allowed in a direction away from the first casing 61a. Thus, the first liquid container 100a is because it is not needlessly constrained with respect to the first case 61a, attachment and detachment of the first liquid container 100a to the first case 61a is simplified.
[0115]
　Referring to FIG. 12, illustrating the lower surface of the structure of the bottom wall portion 200. Figure 12 is a schematic perspective view of the first case 61a when viewed from the + Z direction side. On the surface of the + Z direction side of the bottom wall portion 200, the + Y-direction ends of the side groove 215 is provided. In the present embodiment, the groove 215 is formed by being surrounded by the rib 216. Groove 215 constitutes the case-side fixing structure 220. End of the + Y direction side of the groove 215 is constituted by the internal space 211 of the protrusion 210 described above. In other words, the internal space 211 of the protrusion 210 constitutes a part of the case-side fixing structure 220 is included in the case-side fixing structure 220. The internal space 211 of the protrusion 210 is open in the + Y direction, and constitutes the inlet of the groove 215 (case side fixing structure 220).
[0116]
　As described above, the case-side fixing structure 220 cooperates with the apparatus fixation structure 54, to regulate the movement in the Y direction of the first case 61a. The case-side fixing structure 220, the protrusion of the first case 61a is in a predetermined area LA arranged case receiving state (FIG. 3) of the case receiving portion 60, the apparatus side fixing structure 54 (FIG. 5) 54p ( engaging portion 54p) and the engaged portion to be engaged (described later) is provided. By protrusion 54p is engaged with the engaged portion, movement in the -Y direction of the first case 61a is restricted. In this embodiment, a groove portion 215 which constitutes the case-side fixing structure 220 is configured to have a heart cam groove structure is a loop-shaped groove structure, which will be described later. The engagement mechanism of the protrusion 54p (the engaging portion 54p) of the engaged portion and the device-side fixing structure 54 of the structure and the case-side fixing structure 220 of the case-side fixing structure 220 will be described later.
[0117]
　On the surface of the + Z direction side of the bottom wall portion 200 further includes a plurality of Reruribu 230, a plurality of legs 231, which is provided. Reruribu 230, + Z direction is configured as a convex wall portion projecting (Fig. 11), and extends linearly in substantially constant width in the Y direction (Figure 12). As described above, Reruribu 230 fitted into the rail groove 64 provided on the floor of the case receiving portion 60, for guiding the movement of the Y-direction of the first case 61a. The plurality of legs 231 protrude in the + Z direction, each have a same height (Figure 11). A plurality of legs 231, the first case 61a is disposed attitude of the arrangement area LA (FIG. 3) of the case receiving portion 60 is properly held.
[0118]
Second liquid container and the second case]
　In the following, first, describes a schematic configuration of the second liquid container 100b, will be described a schematic configuration of the second case 61b. In the following description and reference figures, the same as the various components of the first liquid container 100a and the first case 61a mentioned above, or, in the configuration unit corresponding, same reference numerals, or the end of the alphabet only are different, are using the code numbers are common. Such corresponding components which symbol is affixed, the second liquid container 100b, or, in the second case 61b, the first liquid container 100a, or the same function as corresponding components in the first case 61a unlikely to. Therefore, various effects described in the first liquid container 100a and the first case 61a mentioned above, by the configuration being such correspondence, can be obtained also in the second liquid container 100b and the second case 61b.
[0119]
　Referring to FIGS. 13 to 18. Figure 13 is a schematic perspective view showing a second liquid container 100b in a state of being disposed in the second casing 61b. Figure 14 is a first schematic exploded perspective view showing a state in which the second casing 61b was removed second liquid container 100b, a diagram when viewed from the tip side of the + Y direction side. Figure 15 is a second schematic exploded perspective view showing a state in which the second casing 61b was removed second liquid container 100b, a diagram when viewed from the rear end side of the -Y direction side. Incidentally, FIG. 14, FIG. 15, the arrow X corresponding to each of the second liquid container 100b and the second case 61b, Y, is shown Z separately. Figure 16 is a schematic view when the second liquid container 100b in a state of being disposed in the second casing 61b as viewed in the -Y direction. In the lower part of FIG. 16, for comparison, it is shown the first liquid container 100a in a state of being arranged in the first case 61a when viewed in the same direction. Figure 16 are the central axis CL in the X direction in each of the first liquid container 100a and the second liquid container 100b shown in dashed line. Figure 17 is a schematic view when viewed front wall portion 205 of the second case 61b in the + Y direction. Figure 18 is a schematic perspective view showing a lower surface side of the structure of the bottom wall portion 200 of the second case 61b, a diagram when viewed a second casing 61b from the + Z direction side.
[0120]
Second liquid container]
　second liquid container 100b is, except for the points described below, has substantially the same configuration as the first liquid container 100a (FIG. 14, FIG. 15). In the second liquid container 100b, the amount of liquid that can be accommodated such that more than the first liquid container 100a, the width in the X direction is larger than the first liquid container 100a.
[0121]
　The second liquid container 100b includes similar to the first liquid container 100a, a housing portion 110b, and the connecting member 120b, a (14, 15). Accommodating portion 110b of the second liquid container 100b is, except the width in the X direction is large, has substantially the same configuration as the housing part 110a of the first liquid container 100a.
[0122]
　Connecting member 120b of the second liquid container 100b is, except that a pair of side edge support portion 162 is added, has substantially the same configuration as the connection member 120a of the first liquid container 100a. Each side edge support portion 162, at the end of the -Y direction side of the main body portion of substantially the same shape as the connecting member 120a of the first liquid container 100a, protrudes in the + X direction or the -X direction. Each side edge support portion 162 holds the corners of the + Y direction side of the accommodating portion 110b.
[0123]
　Referring to FIG. 16. Arrangement of the components for connection to the second connection receiving portion 50b of the connecting member 120b of the second liquid container 100b is substantially the same as the connecting member 120a of the first liquid container 100a. Connecting member 120b of the second liquid container 100b is, since changes to the connection member 120a of the first liquid container 100a is small, can be made common parts, it is possible to reduce the manufacturing cost. The second connection receiving portion 50b corresponding to the connecting member 120b of the second liquid container 100b also, since it the first connection receiving portion 50a corresponding to the connection member 120a of the first liquid container 100a with similar construction , it reduces the manufacturing cost of the connecting member 120.
[0124]
　In the following description, when it is not necessary to distinguish the accommodating portion 110b of the accommodating portion 110a and the second liquid container 100b of the first liquid container 100a is housed portion 110a, and 110b as "accommodating portion 110" collectively. Further, when it is not necessary to distinguish between connecting member 120b of the connecting member 120a and the second liquid container 100b of the first liquid container 100a is a connecting member 120a, and 120b are collectively referred to as "connection member 120".
[0125]
Second Case]
　The second casing 61b, except that it is modified to conform to the X direction of the width of the second liquid container 100b has substantially the same structure as the first case 61a (FIG. 14, 15, 16 to 18). At the end of the + Y direction side second casing 61b, each end of the X-direction, an additional wall portion 232 is provided. Additional wall 232, when the second liquid container 100b are arranged to face each other in one and the Y-direction of the pair of side edge supporting portion 162 of the connecting member 120b (Figure 13).
[0126]
[Mounting mechanism of the liquid container]
　with reference to FIG. 19, illustrating the mounting mechanism of the liquid container 100 for connecting the receiving unit 50. In the upper part of FIG. 19, is shown a first first liquid container 100a of the arrangement state of the case 61a when viewed in the -Y direction. Further, in the lower part of FIG. 19, a portion of the first connection receiving portion 50a when viewed in the -Z direction, is shown to correspond to the first liquid container 100a of the upper. Note that the following description is common to the mounting of the second liquid container 100b for mounting and the second connection receiving portion 50b of the first liquid container 100a to the first connection receiving portion 50a.
[0127]
　In case receiving portion 60 (FIG. 3), the liquid container 100 is in a state of being disposed on the case 61 is moved toward the + Y direction in the arrangement area LA, first, the pair of receiving portions 150a of the liquid container 100 and 150b, a pair of positioning portions 53a of the connection receiving part 50, 53b is inserted, a liquid outlet 131 of the liquid container 100 is positioned.
[0128]
　Then, the liquid outlet 131 of the liquid container 100, is inserted liquid introducing portion 51 of the connection receiving part 50, and a liquid introducing portion 51 of the liquid outlet port 131 and the connection receiving part 50 of the liquid container 100 is connected that. Before the connection between the liquid outlet 131 and the liquid introducing portion 51 to fully complete, the peripheral ribs 133 are provided around the liquid outlet port 131, the proximal member 57 surrounding the liquid introduction portion 51 in contact with. When the liquid container 100 and the case 61 to connect the liquid outlet 131 and the liquid introducing portion 51 is completed is pushed in the + Y direction, the proximal member 57 is displaced in the + Y direction. Liquid container 100 is biased in the -Y direction by a biasing member provided inside the base member 57.
[0129]
　In parallel to the connection between the liquid outlet port 131 and the liquid introducing portion 51, device-side electric connection portion 52 of the connection receiving part 50 is inserted into the substrate placement portion 144 of the liquid container 100, the container-side electrical connection in electrical contact with the substrate portion 141 of the part 140. When the connection between the liquid outlet 131 and the liquid introducing portion 51 is completed, a state in which electrical connection is established between the container-side electric connection portion 140 and the device-side electric connection portion 52.
[0130]
　The apparatus fixation structure 54 of the connection receiving part 50, a pair of receiving portions 150a, before the pair of positioning portions 53a, 53b are inserted into 150b, protrusions 210 constituting the inlet of the groove portion 215 of the case 61 to be inserted into the internal space 211. Projections 54p of the apparatus fixation structure 54, when the connection with the liquid outlet 131 and the liquid introducing portion 51, the engagement mechanism will be described later, the case-side fixing structure 220 of the case 61 (FIG. 12, FIG. 18) It engages in the engaged portion. Thus, the position of the case 61, while being fixed to a predetermined placement area LA (FIG. 3) in the case 61, a "case accommodated state case 61 is mounted in the case receiving portion 60".
[0131]
　In the liquid container 100 of this embodiment, the container-side electric connection portion 140 in the X direction, are located between the liquid outlet port 131 and the first receiving portion 150a. Therefore, the pair of positioning portions 53a, 53b and a pair of receiving portions 150a, by the 150b, together with the liquid outlet port 131, the positioning accuracy in the X direction of the container-side electric connection portion 140 to the device-side electric connection portion 52 is enhanced .
[0132]
　Further, between the liquid container 100 of this embodiment, the recess 160 that houses an internal space 211 which is the inlet portion of the case-side fixing structure 220 is in the X direction, and the liquid outlet port 131 and the first receiving portion 150a It is located in. Therefore, the pair of positioning portions 53a, 53b and a pair of receiving portions 150a, by the 150b, after which the apparatus side fixing structure 54 is inserted in the groove 215, to move in the Y direction of the device-side fixing structure 54 is guided positioning accuracy of the apparatus fixation structure 54 with respect to the case-side fixing structure 220 is enhanced.
[0133]
　In addition, in this embodiment the liquid container 100, an amount corresponding to the container-side electric connection portion 140 and the recess 160 between as described above and a liquid outlet port 131 and the first receiving portion 150a is provided, a pair receiving portion 150a, the distance in the X direction between the 150b between increases. Therefore, the pair of positioning portions 53a, 53b and a pair of receiving portions 150a, the accuracy of positioning mentioned above by the 150b are further enhanced.
[0134]
　As described above, in the liquid container 100 of this embodiment, in the second opening 151b of the first opening 151a and the second receiving portion 150b of the first receiving portion 150a, it is different from the opening shape. Opening width W in the X direction of the second opening portion 151b 2 , the opening width W in the X direction of the first opening 151a 1 larger. This configuration can have a margin angle with respect to the Y direction in the horizontal direction of the second positioning portion 53b when the second positioning portion 53b is inserted into the second receiving portion 150b. Therefore, connecting operation of the liquid container 100 for connecting the receiving unit 50 is facilitated. Further, by such a margin is provided, upon connection of the liquid container 100 for connecting the receiving unit 50, stress generated in is reduced when the second positioning portion 53b is inserted into the second receiving portion 150b . In the present embodiment, the opening width in the Z direction of the first opening 151a and second opening 151b is approximately equal, and the first opening 151a opening width in the Z direction of the second opening portion 151b differ it may be.
[0135]
[Engagement mechanism of the apparatus side fixing structure for case-side fixing structure]
　with reference to FIGS. 20A and FIG. 20B, illustrating the engagement mechanism of the apparatus-side fixing structure 54 with respect to the case-side fixing structure 220 of the case 61. Each in FIGS. 20A and 20B, is shown the case side fixing structure 220 when viewed in the -Z direction. Further, in FIG. 20A and FIG. 20B, in order to show the movement locus of the protrusion 54p of the apparatus fixation structure 54 in the groove 215, the position P1 ~ P6 protrusions 54p at different timings are shown by dashed lines.
[0136]
　First, referring to FIG. 20A, for explaining the configuration of the case-side fixing structure 220. Case-side fixing structure 220 is in the center than the internal space 211 of the protrusion 210 recessed a -Y direction side region has a central convex portion 221 that protrudes in the + Z direction. Outer peripheral wall surface of the central convex portion 221 when viewed in the Z direction form a substantially triangular periphery outline. Inside the central convex portion 221 is hollowed.
[0137]
　Outer peripheral wall surface of the central convex portion 221 includes a first wall 222, a second wall 223, a third wall 224, a. The first wall 222 extends in an oblique direction between the X and Y directions. At least a portion of the first wall surface 222, overlaps the inner space 211 in the Y direction. The second wall 223 extends in the X direction and intersects the first wall 222. The third wall 224 extends in the Y direction, and intersects the first wall 222 and second wall 223. The third wall 224 overlaps the inner space 211 of the protrusion 210 in the Y direction.
[0138]
　Central convex portion 221 has a first protruding wall portion 225, and the second projecting wall portions 226, the. First protruding wall portion 225, at the end of the -X direction side of the second wall 223, along the direction in which the first wall surface 222 extends, in the -Y direction side, slightly from the second wall 223 extending out. The second protruding wall 226 is a wall portion that serves as the engaged portion. Hereinafter, in some cases the second protruding wall portion 226 is referred to as the engaged portion 226. The second protruding wall portion 226, at the end of the + X direction side second wall 223, along the direction in which the third wall 224 extends, out slightly extending from the second wall surface 223 in the -Y direction side ing.
[0139]
　Case-side fixing structure 220 further includes a third protruding wall portion 227. Third protruding wall portion 227 is formed as a portion of the rib 216. Third protruding wall portion 227, the second wall surface 223 located opposite to the Y direction of the central convex portion 221 protrudes from the rib 216 to the + Y direction toward the second wall 223.
[0140]
　For convenience of explanation, Kuwakeru a groove 215, a first groove 215a, a second groove 215b, a third groove 215c, and a fourth groove 215d,. The first groove portion 215a is a portion which extends in the Y direction, which is formed by the internal space 211. The second groove portion 215b faces the first wall 222, a portion that extends in an oblique direction between the X and Y directions. Third groove 215c includes a portion facing the second wall 223 is a portion which is formed so as to meander in a substantially zigzag in the X direction by the three projecting walls 225-227. The fourth groove portion 215d faces the third wall 224, a portion that extends in the + Y direction toward the first groove 215a.
[0141]
　The first bottom surface 228a is a bottom of the first groove part 215a constitutes an inclined surface toward the -Y direction up auction to progressively + Z direction. The second bottom surface 228b is a bottom portion that is connected to the first groove portion 215a of the second groove portion 215b constitutes a substantially horizontal horizontal plane. Third bottom surface 228c located at the center per second groove 215b constitutes an inclined surface falling from the second bottom surface 228b in the -Z direction. The fourth bottom surface 228d including the bottom surface of the bottom surface and the third groove portion 215c of the end portion of the -Y direction side of the second groove 215b constitutes a substantially horizontal horizontal plane. Fifth bottom 228e is a bottom of the fourth groove portion 215d constitutes a parsley up inclined surfaces in the + Z direction from the fourth bottom surface 228d as + Y direction side. Sixth bottom 228f is a bottom between the first bottom surface 228a and a fifth bottom surface 228e constitutes a substantially horizontal horizontal plane.
[0142]
　Referring to FIG 20A, the second projecting wall portion 226 of the case-side fixing structure 220 and the (engaged portion 226), the protruding portion 54p of the apparatus fixation structure 54 (the engaging portion), the engagement is completed a mechanism to be described. At the time the tip 54t of the apparatus side fixing structure 54 is inserted in the -Y direction with respect to the first groove portion 215a, the side wall surface 229 of the end surface of the + X direction side of the front end portion 54t is the + X direction side of the first groove 215a contact with the projections 54p of the apparatus fixation structure 54 is located at a position away from the side wall surface 229 (P1). In this case, the apparatus fixation structure 54, since the end surface of the distal end portion 54t is pressed in the -X direction by the side wall surface 229, rotates in the -X direction side than when an external force in the horizontal direction is not applied it is a state. Projections 54p of the apparatus fixation structure 54, in the course of moving from the position P1 + Y direction, in contact with the first bottom surface 228a is an inclined surface, pushed in the + Z direction by the first bottom surface 228a.
[0143]
　Liquid container 100 is further the + Y pushed in a direction, the projection 54p of the apparatus fixation structure 54 is pressed in the + Z direction on the first bottom surface 228a, the apparatus fixation structure 54 tip 54t is the rib 216 + Z the end face of the direction located in the + Z direction side away from the rib 216. Then, the protruding portion 54p of the apparatus fixation structure 54 is in contact with the first wall surface 222, rides on the horizontal second bottom surface 228b (position P2).
[0144]
　Projections 54p of the apparatus fixation structure 54, while being pushed in the -X direction side by a first wall 222, moves in the -Y direction side along the first wall 222, down the third bottom surface 228c, horizontal reach the third bottom surface 228c, and reaches a position to be in contact with the first protruding wall portion 225 (position P3). Thereafter, the protrusion 54p of the apparatus fixation structure 54, the contact state between the first protruding wall portion 225 is released and further moves in the -Y direction toward the + X direction side in the apparatus side fixing structure 54 the biasing force being applied, to move instantaneously in the + X direction side, it collides against the third protruding wall portion 227 (position P4). This collision, clicking sound occurs.
[0145]
　The signal the clicking sound, when releasing the force the user is applied to the + Y direction direction of the liquid container 100 and the case 61, by the biasing force of the + Y direction by the proximal member 57 (FIG. 19), the liquid container 100 and the case 61 is slightly moved in the + Y direction. Thus, the protruding portion 54p of the apparatus fixation structure 54 is moved in the + Y direction along the third protruding wall portion 227, the contact state of the protrusion 54p for the third protruding wall portion 227 is released. Then, the protruding portion 54p is due to the urging force that is imparted toward the + X direction side in the apparatus side fixing structure 54, instantaneous to move in the + X direction side, colliding with the second wall surface 223 and the second protruding wall portion 226 It is received by (position P5).
[0146]
　Thus, in the position P5, device-side projecting portion 54p of the fixed structure 54 is locked to the second protruding wall portion 226 of the case-side fixing structure 220, a second protruding wall portion 226 of the case-side fixing structure 220 apparatus a projecting portion 54p of the fixed structure 54 are engaged. Hereinafter, the second projecting wall portions 226, in addition to "engaged portion 226" is also sometimes referred to as "engaging portion 226". By the engagement of the second projecting wall portion 226 of the case-side fixing structure 220 and the protruding portion 54p of the apparatus fixation structure 54, case 61, a state in which movement in the -Y direction is restricted, the case 61 is a case housing the loaded case receiving condition section 60. In this state, the protruding portion 54p of the apparatus fixation structure 54 is in contact with the fourth bottom surface 228d. As described above, the apparatus side fixing structure 54 has an elastic member disposed inside the connection receiving part 50 (not shown) is biased in the -Z direction by, when receiving an external force in the + Z direction + elastically rotated in the Z direction. Urging force to this + Z direction is transmitted to the fourth bottom surface 228d (FIG. 20A) through the projecting portion 54p. That is, in case the accommodated state case 61 is mounted in the case receiving portion 60, the protruding portion 54p, to the case 61, in a state of being applied a force in the -Z direction.
[0147]
　Here, in the case receiving state and the engaging portion 54p is in a state engaged with the engaged portion 226 and the device-side fixing structure 54 of the case-side fixing structure 220, the container-side electric connection portion 140, the device the side electrical connections 52 are electrically connected, the container-side electric connection portion 140, from device-side electric connection portion 52 in a state in which received at least the + Z direction of the force. If the liquid container 100 of the present embodiment, as described above, the recess 160, the container-side electric connection portion 140 is in at least partially overlapping positional relationship when viewed in the Z direction. The recesses 160, protrusions 210 of the case 61 is accommodated. The internal space 211 of the protrusion 210 constitutes at least a part of the case-side fixing structure 220. At least a portion of the container-side electric connection portion 140 receives from the device-side electric connection portion 52 + Z direction force, the case 61 is canceled by the force received in the -Z direction from the protruding portion 54p. Thus, the reduced Z-direction component of the force received in the liquid container 100 is + Y direction side, the arrangement attitude in the Z direction of the liquid container 100 is prevented from deviate from the correct posture is assumed . Therefore, deterioration of the arrangement orientation of the liquid container 100 can be suppressed to the connection receiving part 50, the connection state is improved. Furthermore, with a decrease in the placement and orientation of the liquid container 100, since the useless stress on the connection portion between the connection receiving part 50 and the liquid storage body 100 that occurs is suppressed, connecting the receiving unit 50 and the liquid container damage and deterioration of the above-mentioned various components for connecting the body 100 can be suppressed.
[0148]
　Referring to FIG. 20B, illustrating the mechanism used to release the engagement between the case-side fixing structure 220 and the device-side fixing structure 54. In the liquid ejecting apparatus 10 of the present embodiment, as described below, and the case-side fixing structure 220 and the device-side fixing structure 54, when in the engaged state described above, the case 61 is further + Y direction pushed Once it is configured to release the engagement state. User, a case 61, + pushed in the Y-direction, the protrusion 54p of the apparatus fixation structure 54 is moved from the position P5 + Y direction, out of the state that was Kakari' the second protruding wall portion 226 in the + X direction. Therefore, the biasing force being applied to the apparatus side fixing structure 54 toward the + X direction side by the urging member, the protruding portion 54p is the + X direction side instantaneous manner to move in, the side wall surface 229 of the + X direction side rib 216 collide with the (position P6).
[0149]
　Thus, the protruding portion 54p, since will be located in the fourth groove 215d, a state in which movement is allowed in the + Y direction. In other words, a state in which the engagement state between the case side fixing structure 220 and the device-side fixing structure 54 is released. By a click sound generated by the collision of the protrusion 54p to the ribs 216 described above, the user can know that the engagement state between the case side fixing structure 220 and the device-side fixing structure 54 is released. When the movement of the + Y direction of the projection portion 54p is allowed, by the force applied to the + Y direction by the proximal member 57 (FIG. 19), the liquid container 100 and the case 61 are automatically moved to the -Y direction . After the basal end member 57 is separated from the connection receiving part 50, by the user pulling out the case 61, it is possible to take out the liquid container 100. As it can be seen from the above description, the groove 215 constitute a loop-like guide path for guiding the protrusion 54p. It is common to the inlet portion and the outlet portion of the guide route. The guide path is formed a locking portion 226 for locking the protrusion 54p provided in the middle, an inlet-side guide passage, and the outlet-side guide passage, by. Inlet-side guide passage is a path portion from the inlet portion described above until the locking portion 226. The outlet-side guide passage is a path portion from the locking portion 226 to the outlet portion as described above.
[0150]
[Packing liquid container]
　FIG 21A, FIG 21B is a schematic diagram for explaining a method of packaging a liquid container 100. Liquid container 100, such as at the factory, in a stage before being attached to the case 61 of the liquid ejecting apparatus 10, it is preferable that the packed as follows. In the first step, sealing the film member having flexibility overall liquid container 100 hermetically accommodated in the packaging material 300 configured in a bag shape (FIG. 21A).
[0151]
　Packaging 300 are desirably made of a material having good gas barrier properties. Packing material 300, the gas permeability is 1.0 [cc / (m 2 is preferably less than-day atm ·)], 0.5 [cc / (m 2 is a-day-atm)] or less it is more desirable. Further, the gas permeability of the packaging material 300 is 0.1 [cc / (m 2 and more preferably at -day-atm)] or less. Gas permeability may be a value measured by equal pressure method. The equal pressure method, was filled with an inert gas at the same pressure to the two interior spaces partitioned by the diaphragm formed by the sample, by injecting gas for testing in one indoor space, gas for the test There is a method of measuring the speed of moving through the sample in the other indoor space. Packing material 300 is constituted, for example, or aluminum foil, silica-deposited films, the aluminum deposition film. In consideration of the gas barrier property, aluminum foil, silica-deposited films, preferred in the order of aluminum deposition film.
[0152]
　The packaging 300 air suction port 301 which communicates is provided in advance in the internal space. In the second step, and connected to a suction pump 310 to the air suction port 301, it decompresses the internal space of the packaging material 300. In this process, it desired to be reduced to the extent that the packaging material 300 is brought into close contact with the entire liquid container 100 (FIG. 21B).
[0153]
　If the internal space of the packing material 300 is long is depressurized, can be guided to the outside of the container 110 air present in the housing portion 110 of the liquid container 100, the liquid contained in the container 110 it is possible to enhance the durability. Further, since the container 110 is in a state of being wrapped tightly by a packing material 300, the deformation of the container 110 having flexibility is suppressed. Therefore, such swings accompanying the deformation of the container 110 into the liquid in the container 110 occurs, decreased stability of the liquid in the container 110 can be suppressed. In addition, by deformation of the container 110 is suppressed, maneuverability of the liquid container 100 is increased.
[0154]
　Instead of performing the decompression process by the suction pump 310 of the second step described above, in the first step, so that the liquid container 100 is closely tightened, it may be as wrapping the liquid container 100 in the packaging material 300 . Even in such a way, it is possible to suppress deformation of the housing 110 easily by packaging 300, maneuverability of protective and liquid container 100 of the liquid is improved.
[0155]
[Summary of First Embodiment
　As described above, according to the liquid container 100 of the present embodiment, in the attached state to the liquid ejection device 10, the container-side electric connection portion 140 from the device-side electric connection portion 52 At least a portion of the Z direction of the force experienced by the case 61 projections 54p of the apparatus fixation structure 54, i.e., is reduced by the force received from the engagement portion 54p. Therefore, the arrangement attitude of the liquid container 100 are prevented deviate from the correct posture in the Z direction. The width in the Z direction of the liquid container 100 is smaller than the width in the width and the Y direction in the X direction of the liquid container 100, placement and orientation of the liquid container 100 in the upper case 61 is stabilized. Therefore, the connection state of the liquid container 100 to the liquid ejecting apparatus 10 is improved. In addition, it is possible to achieve the various functions and effects described in the above embodiment. Such advantageous effects can be obtained also in a liquid injection system 11 of the liquid container 100 is mounted in a liquid ejecting apparatus 10.
[0156]
B. Second Embodiment:
　FIG. 22 is a schematic perspective view showing the configuration of a liquid container 100B according to the second embodiment. Liquid container 100B of the second embodiment, except for the points described below, has substantially the same configuration as the first liquid container 100a of the first embodiment. Liquid container 100B of the second embodiment, similarly to the first liquid container 100a of the first embodiment, in a state of being disposed in the first case 61a, is accommodated in the case accommodating portion 60 of the liquid ejection apparatus 10 , it is connected to the first connection receiving portion 50a.
[0157]
　Liquid container 100B of the second embodiment, around the periphery ribs 133 surrounding the liquid outlet port 131, a plurality of protective walls 135 are provided. A plurality of protective walls 135, into an upper and lateral liquid outlet 131 are arranged along the periphery 132. A plurality of protective wall portion 135 is most projected in the -Y direction in the liquid container 100. In the liquid container 100B of the second embodiment, a plurality of protective walls 135, the protection of the liquid outlet port 131 is enhanced.
[0158]
　In the liquid container 100B of the second embodiment, the peripheral edge portion 132 is recessed in the peripheral ribs 133 and the -Y direction may be omitted. The liquid outlet port 131, to the extent that even a plurality of protective wall portion 135 does not protrude in the -Y direction, may be provided to protrude in the -Y direction. Each of the plurality of protective walls 135 may have different lengths in the -Y direction. A plurality of protective walls 135 may be applied to the second liquid container 100b described in the first embodiment. Incidentally, and liquid container 100B of the second embodiment, according to the liquid injection system 11 in which the liquid container 100B is mounted on the liquid ejecting apparatus 10 of the second embodiment, various operations and effects described in the first embodiment it can be achieved.
[0159]
C. Third Embodiment:
　FIG. 23 is a schematic perspective view showing the configuration of a liquid container 100C in the third embodiment. Liquid container 100C of the third embodiment, except for the points described below, has substantially the same configuration as the first liquid container 100a of the first embodiment. Liquid container 100C of the third embodiment, similarly to the first liquid container 100a of the first embodiment, in a state of being disposed in the first case 61a, is accommodated in the case accommodating portion 60 of the liquid ejection apparatus 10 , it is connected to the first connection receiving portion 50a.
[0160]
　Liquid container 100C of the third embodiment, the protective wall portion 136 projecting in the -Y direction only over the regions of the liquid outlet port 131 is provided. Protection wall portion 136 is most projected in the -Y direction in the liquid container 100. Slits 136s in the center extending in the Y direction in the X direction of the protective wall portion 136 is formed. Slit 136s may be omitted. And a liquid container 100B of the third embodiment, the protective wall portion 136, the protection of the liquid outlet port 131 is enhanced.
[0161]
　In the liquid container 100C of the third embodiment, the peripheral edge portion 132 is recessed in the peripheral ribs 133 and the -Y direction may be omitted. The liquid outlet port 131 is in a range not projected in the -Y direction than the protective wall portion 136 may be provided to protrude in the -Y direction. Protective wall 136 may be applied to the second liquid container 100b described in the first embodiment. Incidentally, and liquid container 100C of the third embodiment, according to the liquid injection system 11 in which the liquid container 100C is mounted on the liquid ejecting apparatus 10 of the third embodiment, various operations and effects described in the first embodiment it can be achieved.
[0162]
D. Fourth Embodiment:
　FIG. 24 is a schematic perspective view showing the configuration of a liquid container 100D in the fourth embodiment. Liquid container 100D of the fourth embodiment, except for the points described below, has substantially the same configuration as the first liquid container 100a of the first embodiment. Liquid container 100D of the fourth embodiment, similarly to the first liquid container 100a of the first embodiment, in a state of being disposed in the first case 61a, is accommodated in the case accommodating portion 60 of the liquid ejection apparatus 10 , it is connected to the first connection receiving portion 50a.
[0163]
　In the liquid container 100D of the fourth embodiment, the peripheral ribs 133 are omitted, by projecting in the -Y direction across the surrounding periphery 132, circumferential protrusion 137 which surrounds the liquid outlet port 131 is formed there. Circumferential protrusion 137 is most projected in the -Y direction in the liquid container 100. According to the liquid container body 100D of the fourth embodiment, the circumferential protrusion 137, the protection of the liquid outlet port 131 is enhanced. It may be cut is provided in the middle in the circumferential protrusion 137. The end surface on the -Y direction side of the circumferential protrusion 137, peripheral ribs 133 may be provided as described in the first embodiment.
[0164]
　In the liquid container 100D of the fourth embodiment, the liquid outlet port 131 is in a range not projected in the -Y direction than the circumferential protrusion 137, it may be provided to protrude in the -Y direction. Circumferential protrusion 137 may be applied to the second liquid container 100b described in the first embodiment. Liquid container 100D and the fourth embodiment, according to the liquid injection system 11 in which the liquid container 100D is mounted on the liquid ejecting apparatus 10 of the fourth embodiment provides the various actions and effects described in the first embodiment be able to.
[0165]
E. Fifth Embodiment:
　FIG. 25 is a schematic perspective view showing a case 61E in the fifth embodiment. FIG 25, the casing 61E of the fifth embodiment, the first liquid container 100a described in the first embodiment is disposed, a state in which the opening and closing lid 235 is opened is illustrated. Case 61E of the fifth embodiment, except that it is added close lid portion 235 has substantially the same configuration as the first case 61a described in the first embodiment.
[0166]
　Closing lid 235 as a fulcrum a hinge portion 236 which is provided at an end portion of the -Y direction side, rotates above the liquid container 100. When the lid portion 235 is closed, the whole of the accommodating portion 110a of the first liquid container 100a disposed on the case 61E, the upper is almost covered by the lid portion 235 and the lid member 203. Thus, protection of the first liquid container 100a is enhanced.
[0167]
　The outer peripheral end portion of the lid portion 235, can engage the claw portion 237 is provided in the first side wall 201 and second side wall 202. Note that by omitting the cover member 203, only by closing cover portion 235, the upper housing portion 110a may be configured to be covered. Further, the hinge portion 236 and the claw portion 237 of the lid portion 235 may be omitted. Closing lid 235 may be applied to the second case 61b described in the first embodiment. Note that according to the case 61E of the fifth embodiment, in addition to the above, it is possible to achieve the various functions and effects described in the first embodiment.
[0168]
F. Sixth Embodiment:
　With reference to FIGS. 26 to 28, the structure of the liquid container 100F and the case 61F of the sixth embodiment. Figure 26 is a schematic perspective view showing a liquid container 100F in a state of being disposed on the case 61F. Figure 27 is a schematic exploded perspective view showing a state in which removal of the liquid container 100F from the case 61F. Figure 28 is a schematic view when viewed liquid container 100F in a state of being arranged in the case 61F in the -Y direction. Each liquid container 100F and the case 61F is the sixth embodiment, except for the points described below, are substantially the same as those of the liquid container 100 and the case 61 in the first embodiment.
[0169]
　A liquid ejecting apparatus in which the liquid container 100F of the sixth embodiment is mounted, except an ink jet printer for performing monochromatic printing, is substantially the same as the liquid ejecting apparatus 10 described in the first embodiment. In the liquid ejecting apparatus of the sixth embodiment, substantially the entire X-direction of the case receiving portion 60 is occupied by a single liquid container 100F. Connecting the receiving unit 50, in the + Y direction side of the area of ​​the case receiving portion 60, it is substantially placed one per center in the X direction.
[0170]
　Accommodating portion 110F of the liquid container 100F of the sixth embodiment of the liquid storage member 100 of the first embodiment, and the width is extended in the X direction is larger than the width in the Y direction. Connecting members 120F of the liquid container 100F is to the width in the X direction of the housing portion 110F, both end portions in the X direction is extended to the respective + X direction or the -X direction. Connecting member 120F is connectable to the connection receiving part 50 of the same construction as that described in the first embodiment. Therefore, connecting the members 120F, liquid outlet port 131 is a component for connection to the connection receiving part 50, the container-side electric connection portion 140, the first receiving portion 150a, second receiving portion 150b, a fitting structure receiving portion 155 layout of is substantially the same as the connecting member 120 of the first embodiment.
[0171]
　Case 61F of the sixth embodiment, the width in the X direction of the bottom wall portion 200 to conform to the liquid container 100F is expansion, the distance and the lid member between the first side wall 201 and second side wall portions 202 width is enlarged in the X direction 203. Further, the end portion on the + Y direction side of the upper surface of the bottom wall portion 200 of the casing 61F of the sixth embodiment, a pair of fitting wall portion 238 that protrudes in the -Z direction. A pair of fitting wall portion 238 is provided with convex portions 210 and the pair of fitting convex portions 207 at positions sandwiching the X direction. Each fitting wall portion 238 is provided in a direction in which the wall is substantially perpendicular to the Y direction. Each fitting wall section 238, when the liquid container 100F is disposed in the casing 61F, a fitting groove provided in the fourth surface portion 124 of the connecting member 120 (not shown) fitted is inserted into . Thus, the stability of the arrangement orientation of the liquid container 100F in case 61F is enhanced.
[0172]
　According to the liquid container 100F of the sixth embodiment, it is possible to increase the capacity of the ink. Moreover, the stability of the arrangement orientation of the liquid container 100F is increased. In addition, the liquid container 100F and the sixth embodiment, according to the liquid injection system liquid container 100F is mounted on the liquid ejecting apparatus of the sixth embodiment, the various operations and effects described in the first embodiment it is possible to achieve. The liquid ejecting apparatus in which the liquid container 100F of the sixth embodiment is mounted, may have a structure for mounting a plurality of liquid container 100F in parallel are stacked in the Z-direction.
[0173]
G. Seventh Embodiment:
　With reference to FIGS. 29 to 31, a description will be given of a seventh embodiment. In the seventh embodiment, an example of the various combinations of liquid container 100 and the case 61. In the example of FIG. 29, the first liquid container 100a is disposed on the second casing 61b. Connection members 120a of the first liquid container 100a is supported in a state sandwiched between the X-direction to the additional wall portion 232 of the second case 61b. This combination, a first liquid container 100a, the second case 61b in the case receiving portion 60 may be arranged in the area LA, which is disposed (FIG. 3).
[0174]
　In the example of FIG. 30, the first liquid container 100a is disposed on the casing 61F of the sixth embodiment. Connection members 120a of the first liquid container 100a is supported in a state sandwiched between the X direction to a pair of fitting wall portion 238 of the case 61F. This combination, a first liquid container 100a, it is possible to stably attached to the liquid ejecting apparatus described in the sixth embodiment. As illustrated in Figure 31, the case 61F of the sixth embodiment may be that the second liquid container 100b are disposed.
[0175]
G. Modification of the embodiments:
　the variation of the configuration of the above embodiments will be described as a modification.
[0176]
G1. Modification 1:
　In the above embodiments, Y direction which is the moving direction of the liquid container 100 and the case 61 in the case receiving portion 60 is coincident with the longitudinal direction of the liquid ejecting apparatus 10. In contrast, Y-direction is the moving direction of the liquid container 100 and the case 61 in the case receiving portion 60 may not coincide with the longitudinal direction of the liquid ejecting apparatus 10. Y direction which is the moving direction of the liquid container 100 and the case 61 in the case receiving portion 60, for example, may be a horizontal direction of the liquid ejecting apparatus 10. That is, mounting port of the liquid container 100 and the case 61 may be provided on the right or left side surface of the liquid ejecting apparatus 10. In the above embodiments, the case accommodating portion 60 is provided at the bottom position in the liquid ejecting apparatus 10. In contrast, the case accommodating portion 60 may be formed in another height position. Case receiving portion 60 may be provided in a central portion in the Z direction.
[0177]
G2. Modification 2:
　the liquid ejecting apparatus 10 of the first embodiment is equipped with four liquid container 100, a liquid ejecting apparatus of the sixth embodiment is equipped with one liquid container 100F. The number of the liquid container 100 to be mounted on the liquid ejecting apparatus is not limited to the number of the above embodiments. For example, the liquid ejecting apparatus, to the first liquid container 100a or the second liquid container 100b of the first embodiment may be only one wearable constructed liquid ejecting apparatus, the sixth embodiment the liquid container 100F may be stowable constructed of two or more. In the first embodiment described above, the liquid ejecting apparatus 10 has two liquid container 100a, 100b are mounted. In contrast, in the liquid ejecting apparatus 10 is different from 3 or more types of the liquid container of configuration may be mounted.
[0178]
G3. Modification 3:
　In the above embodiments, the case-side fixing structure 220 has a heart cam groove structure. In contrast, the case-side fixing structure 220 may not have a heart cam groove structure. Case-side fixing structure 220 is, for example, in the engaged state, the protruding portion 54p of the apparatus fixation structure 54 may be configured only with a step portion that engages the -Y direction. In this case, the apparatus fixation structure 54, such as by user interaction, it is preferably configured to allow disengagement state is moved in the X direction.
[0179]
G4. Modification 4:
　In the above embodiments, each of the first receiving portion 150a and the second receiving portion 150b, corresponding positioning portion 53a, and is configured as a hole portion 53b is inserted. In contrast, a first receiving portion 150a and the second receiving portion 150b may not be configured as holes, for example, may be formed as a slit extending in the Z direction. Further, it may be configured as a contact portion which the positioning portion 53a, the tip of 53b in contact.
[0180]
G5. Modification 5:
　In each of the above embodiments, the container-side electric connection portion 140 includes a substrate portion 141. In contrast, the container-side electric connection portion 140 may not be provided with the substrate 141. The container-side electric connection portion 140 is, for example, device-side electric connection portion 52 may be configured to have only the electrode portions in electrical contact. In the above embodiments, the substrate portion 141 of the container-side electric connection portion 140 is disposed so as to face obliquely upward. In contrast, the substrate portion 141 of the container-side electric connection portion 140 may not be disposed so as to face obliquely upward. Substrate 141 may be disposed at an angle which can be electrically connected to the apparatus-side electric connection portion 52 in a state for receiving a force directed from the at least device side electric connection portion 52 in the + Z direction side. Substrate 141, for example, may be arranged substantially horizontally so as to face the -Z direction.
[0181]
G6. Modification 6:
　configuration of a liquid container 100 is not limited to the configurations described in the above embodiments. For example, container 110 of the liquid container 100 may have a substantially disc shape. Also, the connection receiving part 50, the liquid outlet port 131 may not be located in the center in the X direction, the container-side electric connection portion 140 may be provided at the center in the X direction. Liquid outlet 131, a pair of receiving portions 150a in the X direction, may not be provided between the 150b. The pair of receiving portions 150a, 150b are may not be provided at the same height, it may have substantially the same opening shape and aperture size. The container-side electric connection portion 140 may not be formed in a position recessed in the -Y direction side, it may be formed at a position protruding in the + Y direction side.
[0182]
G7. Modification 7:
　construction of the case 61 in which the liquid container 100 is disposed, is not limited to the configurations described in the above embodiments. Case 61 may not have a tray-like configuration, for example, may be constituted by a plurality of columnar frames shaped member that combines member.
[0183]
G8. Modification 8:
　connection receiving portion 50 in which the liquid container 100 is connected, it is not limited to the configurations described in the above embodiments. Connecting the receiving unit 50 may not be configured as a single part, and the liquid introducing portion 51, device-side electric connection portion 52, a pair of positioning portions 53a, 53b is separated independently arranged as different members configuration may have to have.
[0184]
G9. Modification 9:
　the liquid ejecting apparatus 10 of the embodiment is a printer, a liquid injection system 11 is a printing system of an ink jet system. In contrast, the liquid ejecting apparatus 10 may not be a printer, a liquid injection system 11 may not be printing system. Liquid ejecting apparatus 10 may, for example, may be configured as a cleaning device for ejecting a liquid detergent. In this case, the liquid ejecting system is cleaning system.
[0185]
　The present invention, embodiments and examples described above is not limited to the modification can be realized in various configurations without departing from the scope and spirit thereof. For example, embodiments corresponding to the technical features in each embodiment described in the Summary of the column of the invention, examples, technical features in the modified example, in order to solve part or all of the problems described above, or , in order to achieve some or all of the effects described above, as appropriate, can be carried out and replaced, the combinations. Further, in this specification, may be omitted, and not limited to those described, in its technical features has not been described as essential herein, as appropriate, be removed possible it is.
[0186]
　Application, the entire disclosure of which is incorporated by reference, Japanese Patent Application filed on May 27, 2016 (Japanese Patent Application No. 2016-106433, No. 2016-106434, No. 2016-106435), and 2016 claims priority based on the application has been Japanese Patent application (Japanese Patent application No. 2016-158399) on August 12, year.
DESCRIPTION OF SYMBOLS
[0187]
10 ... liquid ejecting apparatus, 10c ... housing, 11 ... liquid injection system, 12 ... front face, 13 ... operation unit, 13b ... operation button, 13i ... display unit, 14 ... medium discharge port, 15 ... medium receiving portion, 16 ... media housing opening, 17 ... medium accommodating unit, 18 ... cover member, 20 ... controller, 30 ... injection execution unit, 31 ... head section, 32 ... tube, 32r ... curved portion, 33 ... nozzle, 34 ... carriage, 35 ... media transport, 36 ... transport roller, 40 ... liquid supply unit, 42 ... supply piping, 43 ... joint, 45 ... variable pressure generating unit, 46 ... pressure transmission pipe 50 ... connecting the receiving unit, 50a ... first connection acceptance Department, 50b ... second connecting receiving unit, 51 ... liquid introduction portion, 51 p ... through hole, 51t ... distal end portion, 52 ... device side electrical connections, 52t ... terminal portion, 53a ... first positioning portion, 53b ... second the positioning portion, 53 ... groove, 54 ... apparatus fixation structure, 54p ... protrusion (engaging portion), 54 t ... tip, 55 ... fitting structure, 55c ... projecting portion, 56 ... liquid receiving portion, 57 ... base member, 60 ... case receiving portion, 61 and 61a, 61b, 61E, 61F ... case, 62 ... opening member, 63 ... through hole, 64 ... rail groove 65 ... roller, 100,100a, 100b, 100c, 100B, 100C, 100D, 100F ... liquid container, 110 and 110a, 110b, 110F ... accommodating portion, 111 ... first sheet member, 112 ... second sheet member, 113 ... outer circumferential end portion, 120, 120a, 120b, 120F ... connecting member, 121 ... first 1 surface, 122 ... second face, 123 ... third surface portion, 125 ... fifth surface portion, 126 ... sixth surface portion, 128 ... slits, 131 ... liquid outlet port, 132 ... circumferential edge portion, 133 Peripheral ribs 135 ... protection wall portion, 136 ... protection wall, 136s ... slit, 137 ... circumferential protrusion, 140 ... container-side electric connection portion, 141 ... substrate portion, 141s ... surface, 142 ... terminal portion 144 ... substrate placement unit, 144 s ... inclined surface, 145 ... wall portion, 150a ... first receiving portion, 150b ... second receiving unit, 151a ... first opening, 151b ... second opening, 155 ... fitting structure receiving unit, 156 ... protrusion, 157 ... valley portion, 160 ... recessed portion, 161 ... fitting recess , 162 ... side edge support portion, 200 ... bottom wall portion, 201 ... first side wall, 201t ... engaging projection, 202 ... second side wall portion, 202t ... engaging projection, 203 ... cover member, 203T ... pawl section, 204 ... recess 205 ... front wall portion, 207 ... fitting projection, 210 ... protrusion, 211 ... internal space, 213 ... groove portion information, 214 ... stepped portion, 215 ... groove portion, 215a ... first groove, 215b ... second groove, 215c ... third groove, 215d ... fourth grooves, 216 ... ribs, 220 ... case-side fixing structure, 221 ... central convex portion, 222 ... first wall, 223 ... second wall surface, 224 ... second 3 wall, 225 ... first protruding wall portion, 226 ... second projecting wall portions (engaged portions, the engaging portion), 227 ... third protruding wall portion, 228a ... first bottom surface, 228b ... second bottom surface, 228c ... third bottom, 228d ... fourth bottom, 228e ... fifth bottom, 228f Sixth bottom, 229 ... side wall surface, 230 ... Reruribu, 231 ... leg portion, 232 ... Add wall portion, 235 ... lid portion, 236 ... hinge portion, 237 ... claw portion, 238 ... fitting wall portion, 300 ... Packing wood, 301 ... air suction port 310 ... suction pump, CL ... center axis, CP ... contact portion, LA ... arrangement region, MP ... medium, P1 ~ P6 ... position

claims
[Requested item 1]
　The direction parallel to the gravity direction and Z direction, said the said gravity direction and the same direction + Z direction of the Z-direction, the opposite direction to the gravity direction of the Z-direction and -Z direction, the Z-direction and a direction perpendicular to the Y direction, the the one direction + Y direction of the Y-direction, said the other direction the -Y direction of the Y-direction, perpendicular to said Z-direction and the Y-direction direction was the X direction, the as one of the direction + X direction of the X-direction, when the other direction of said X-direction and -X direction,
　a housing case receiving portion is provided inside,
　the a + case which is inserted into the case receiving portion by moving along the Y-direction, and a hollow protrusion that protrudes the -Z direction at the end portion of the + Y direction side, the interior of the convex portion and the case-side fixing structure includes a spatial, A case having,
　in the mounted casing housed state the case in the case accommodating portion, while applying a force toward the -Z direction side with respect to the case, and engaged with the case side fixing structure, a device-side fixing structure for restricting the movement to the -Y direction of the case,
　and a liquid inlet portion located at an end portion of the + Y direction side of the case accommodating portion,
　the + Y direction side of the end of the case accommodating portion a device-side electric connection portion positioned part,
　from said end portion of the + Y direction side of the case receiving portion extends toward the -Y direction side and spaced apart from each other in the X direction across the liquid introducing portion a first positioning portion and second positioning portion is provided at a position
　a liquid container detachably attached to the case of the liquid ejecting apparatus comprising a
　　flexible, accommodating the liquid container and parts,
　　When the liquid container is in a loaded mounted state to the liquid ejecting apparatus, and a connecting member located at an end portion of the + Y direction side
　provided with,
　on the connecting member,
　　the + Y direction in the mounted state wherein a liquid outlet of the liquid introducing portion is inserted, the
　　while receiving a force having at least the + Z direction component from the device-side electric connection portion in the mounted state, in electrical contact with the device-side electric connection portion a container-side electric connection portion,
　　and the first receiving portion in the mounted state receiving said first positioning portion,
　　a second receiving portion for receiving the second positioning part in the mounted state,
　　in the -Z direction in the mounted state It is recessed, and the recess of the convex portion of the case is accommodated,
　is provided
　with the recess and the container-side electric connection portion, the Z direction in the posture of the mounted state It is formed at least partially overlap each other position when viewed in,
　in the attitude of the mounting state, the width in the Z direction of the liquid container has a width in the Y direction, and a width in the X direction smaller than, the liquid container.
[Requested item 2]
　The liquid container according to claim 1,
　wherein the container-side electric connection portion has a contact surface in contact with the device-side electric connection portion in the mounted state,
　the normal vector of the contact surface, the liquid when the storage body is in the posture of the mounted state, and a said the -Z direction vector component + Y direction of the vector components, the liquid container.
[Requested item 3]
　A claim 1 or claim 2 liquid container according,
　to when the posture of the mounted state, the first receiving portion is located on the -X direction side with respect to the liquid outlet, It said second receiving portion is positioned in the + X direction side relative to the liquid outlet, the liquid container.
[Requested item 4]
　The liquid container according to claim 3, wherein,
　when it is in the posture of the mounted state, the container-side electric connection portion and the recess, in the X direction, the liquid outlet and said first receiving portion located between the liquid container.
[Requested item 5]
　The liquid container according to any one of claims 1 to 4,
　wherein the first receiving portion has a first opening portion in which the first positioning portion is inserted,
　said second receiving portion having a second opening wherein the second positioning part is inserted,
　the posture of the mounted state, the opening width in the X direction of the second opening, an opening in the X direction of the first opening greater than the width, the liquid container.
[Requested item 6]
　A liquid ejecting apparatus and a liquid ejecting system comprising a liquid container, and
　a direction parallel to the gravity direction and Z-direction, the same direction as the gravity direction of the Z-direction is the + Z direction, the Z-direction the direction of gravity and the opposite direction as a -Z direction, the direction perpendicular to the Z direction and Y direction, wherein the one direction of the Y-direction + Y and direction, other of said Y-direction of the the direction and -Y direction, the direction orthogonal to the Z direction and the Y direction and X direction, the as one of the direction + X direction of the X-direction, the other direction of said X-direction -X when the direction,
　the liquid ejecting apparatus,
　　the case housing section is a housing provided inside,
　　a case that is inserted into the case receiving portion by moving along the + Y direction, the + Y direction before the end on the side A hollow protrusion which protrudes in the -Z direction side, a case having a, a case-side fixing structure comprising an inner space of the protrusion,
　in case receiving a state where the case is mounted in the case accommodating portion, wherein while applying a force toward the -Z direction with respect to the case, and engaged with the case side fixing structure, a device-side fixing structure for restricting the movement to the -Y direction of the case,
　said case a liquid introducing portion situated at the end of the + Y direction side of the housing part,
　and the device-side electric connection portion located at an end portion of the + Y direction side of the case accommodating portion,
　of the + Y direction side of the case housing section extends toward the end in the -Y direction side, a first positioning portion and second positioning portion provided in a position spaced apart from each other in the X direction across the liquid introducing portion,
　Comprising a
　said liquid container, said is configured detachably on the case of the liquid ejecting apparatus,
　the liquid container is
　　flexible and a storage portion for storing liquid,
　　the liquid container when there in loaded mounted state to the liquid ejecting apparatus, the + Y and connecting member situated at the end of the direction,
　provided with a,
　in the connecting member,
　　the liquid introduced into the + Y direction in the mounted state a liquid outlet port which part is inserted,
　　while receiving a force having at least the + Z direction component from the device-side electric connection portion in the mounted state, the container-side electrical connection in electrical contact with the device-side electric connection portion and parts,
　　a first receiving portion in the mounted state receiving said first positioning portion,
　　a second receiving unit in the mounted state receiving said second positioning portion,
　　recessed in the -Z direction in the mounted state Cage, and a recess in which the protrusion of the case is accommodated,
　is provided with,
　and the recess and the container-side electric connection portion is at least partially when viewed in the Z direction in the posture of the mounted state There are formed in the overlapping position to each other,
　in the attitude of the mounting state, the width in the Z direction of the liquid container has a width in the Y direction, and smaller than the width in the X direction, the liquid injection system.
[Requested item 7]
　A liquid ejection system according to claim 6,
　wherein the container-side electric connection portion has a contact surface in contact with the device-side electric connection portion in the mounted state,
　the normal vector of the contact surface, the liquid when the storage body is in the posture of the mounted state, wherein the -Z direction of the vector component + and a Y-direction vector component, a liquid injection system.
[Requested item 8]
　A claim 6 or claim 7 liquid ejecting system according,
　when the liquid storage body is stored in the posture of the mounted state, the first receiving unit, the -X direction with respect to the liquid outlet port located on a side, the second receiving unit is located in the + X direction side relative to the liquid outlet, a liquid injection system.
[Requested item 9]
　A liquid ejection system according to claim 8,
　when it is in the posture of the mounted state, the container-side electric connection portion and the recess, in the X direction, the liquid outlet and said first receiving portion located between the liquid injection system.
[Requested item 10]
　A liquid ejection system according to any one of claims 9 claim 6,
　wherein the first receiving portion has a first opening portion in which the first positioning portion is inserted,
　said second receiving portion having a second opening wherein the second positioning part is inserted,
　the orientation of the liquid container in the mounted state, the opening width in the X direction of the second opening of the first opening larger than the opening width in the X direction, the liquid injection system.
[Requested item 11]
　A liquid ejection system according to any one of claims 10 claim 6,
　wherein the apparatus-side fixing structure and said case side fixing structure, when in the engaged engagement with one another, said case There the + by Y pushed direction, the engagement of the engaged state is released, configured, a liquid injection system to allow movement to the -Y direction of the case.