CROSS-REFERENCE TO RELATED APPLICATIONS
[0001]
This application claims priority based on Japanese Patent Application Ser. No. 2016-235005 filed on Dec. 2, 2016, the entire disclosure of which is incorporated herein by reference.
Technical field
[0002]
The present invention includes a liquid storage unit that stores liquid to be supplied to the liquid ejecting portion, a liquid ejecting apparatus including the same.
BACKGROUND
[0003]
　The ink jet printer as an example of a liquid ejecting apparatus, recruitment and recording head for recording by ejecting ink as a liquid to the recording medium, accommodates ink to be supplied to the recording head, the ink is consumed and a possible liquid reservoir, the liquid storage portion, there is a structure which is on are disposed inside the liquid storage unit provided in the apparatus main body (e.g., JP 2016-168727).
[0004]
　In JP-2016-168727 discloses a liquid container unit 30, comprises a case body 44 which is a liquid container 50 as the liquid storage portion is disposed, and a cover 42 for opening and closing the upper portion of the case body 44, the there. Then, in order to reduce the possibility of opening the cover 42 is unnecessarily in the liquid container unit 30, locking mechanism 20 capable of holding the cover 42 is closed is provided by locking. Locking mechanism 20 is configured with a first insertion hole 221 and second insertion holes 241 padlock 21 is attached.
Summary of the Invention
Problems that the Invention is to Solve
[0005]
　Here, the locking mechanism 20 described in JP-A-2016-168727, the first insertion portion 22 and the second insertion portion 24 where the first insertion hole 221 and second insertion holes 241 are provided with a liquid container unit 30 It is provided to the protruding outward. For this reason, design and compactness of the appearance is reduced. Further, the first insertion portion 22 and the second insertion portion 24 projecting to the outside of the liquid container unit 30 easily contacts external things, there is a possibility of damage, the robustness of the liquid container unit 30 itself there is a risk to be low.
[0006]
　An object of the present invention can be locked in the closed state of the cover, high design and compactness in appearance, also a high liquid storage unit fastness, and to provide a liquid jet instrumentation having the same is there.
Means for Solving the Problems
[0007]
　To solve the above problems, the liquid storage unit according to the first aspect of the present invention is to accommodate the liquid supplied to the liquid ejecting portion for ejecting liquid, the at least one with a pourable inlet of said liquid with one of the liquid storage portion, and the first open-close body openable so as to cover the inlet in the closed state, and a locking portion for holding the closed state engages the first opening and closing member the first closing body, the first closing body has a first insertion hole of the locking member can be inserted for locking in the closed state, the locking portion, the first of the closed provided in a position opposed to the first insertion hole of the areas covered by the closing member, wherein a locking member can be inserted a second insertion hole, characterized in that.
[0008]
　According to this embodiment, the locking portion for holding the closed state engages the first opening and closing member is in the first insertion hole of the area covered with the first opening and closing body of the closed provided opposing positions, because the locking member having an insertion possible second insertion hole in the first closing member of the closed state, and a first insertion hole and the second through hole can be a appearance does not protrude from the liquid containing unit. Accordingly, excellent design, can be a liquid containing unit of compact appearance.　
　Also, the portion where the first insertion hole and the second insertion hole is provided, it is possible to reduce the possibility that the object is in contact from the outside. That reduces the risk of damage due to contact from the outside in said liquid containing unit, you are possible to improve the robustness of the liquid containing unit.
[0009]
　Liquid storage unit according to the second aspect of the present invention, in the first embodiment, the first insertion hole and wherein said second larger insertion hole, it.
[0010]
　According to this embodiment, the first insertion hole is larger than the second insertion hole, said locking member is hardly in contact with the first insertion hole. Thus, for example, when an external force is applied to the locking member of the locking state, it is possible to reduce the load on the first insertion hole.
[0011]
　Liquid storage unit according to the third aspect of the present invention, in the second aspect, the locking portion, the rigid than the first opening and closing member is high, it is characterized.
[0012]
　According to this embodiment, the locking portion comprising the second insertion hole, since the first rigid than the material forming the first closing body having an insertion hole is formed of a material having a high robustness of the second insertion hole is enhanced. The first said smaller than the insertion hole the second insertion hole is easily in contact with the locking member in the locked state, the rigidity is formed of a material having a high, locked
externally to said locking member states even force is applied a load to the second insertion hole to join, high durability can be obtained.
[0013]
　Liquid storage unit according to the fourth aspect of the present invention, in any one of the third aspect the first embodiment, as well as accommodating the liquid containing portion therein, it is opened and closed by the first closing member that includes a housing, both the state where the end portion is butted of the peripheral wall of the first opening and closing body peripheral wall and the housing of, forms a closed state with respect to the casing of the first closing member, wherein engaging portion, said at least a portion including a second insertion hole, the liquid containing unit, characterized in that protruding from the housing in the height direction.
[0014]
　According to this embodiment, in a state where the ends of both of the peripheral wall of the peripheral wall and the housing of the first closing body is abutted, said liquid container forming a closed state with respect to the housing of the first open-close body in units, the same effect as one of the third aspect the first embodiment can be obtained.
[0015]
　Liquid storage unit according to a fifth aspect of the present invention, in any one of the fourth aspect the first embodiment, provided with a cap portion for opening and closing the injection port, wherein the cap portion has said inlet in the closed state, a second closing body which is covered with the first opening and closing body of the closed state, the second insertion hole in the width direction of the liquid container unit, and the first insertion hole located between the second opening and closing member, characterized in that.
[0016]
　According to this aspect, as well as opening and closing the inlet, in the closed state of the said inlet, in the liquid storage unit comprising a second closing body which is covered with the first opening and closing body of the closed state, the the second insertion hole may be arranged in space-saving.
[0017]
　Liquid storage unit according to a sixth aspect of the present invention, in the fifth aspect, the first insertion hole and the second insertion hole, in the height direction, the second opening and closing member and at least a portion is provided in the overlap position or the lower position than the second opening and closing member, it is characterized.
[0018]
　According to this embodiment, the first insertion hole and the second insertion hole, in the height direction, since it is located closer to the liquid storage portion, the first insertion hole is provided 1 closing body, or the second insertion hole it is possible to reduce the load exerted on the locking portion provided in the.
[0019]
　Liquid storage unit according to a seventh aspect of the present invention, in the fifth aspect or the sixth aspect, the locking portion is in the depth direction, and the inlet in the longitudinal direction of the second opening and closing member characterized in that provided between the one end side remote from the inlet.　
　According to this embodiment, the locking portion can be arranged in space-saving.
[0020]
　Liquid storage unit according to an eighth aspect of the present invention, in any one of the seventh aspect of the first embodiment, the locking portion includes a tongue portion provided with the second insertion hole, the together they are extended in a direction intersecting the tongue portion, and a fixing portion fixed to the liquid storage portion, characterized in that.
[0021]
　According to this embodiment, the locking portion with can be disposed in small space, the locking portion can be firmly fixed.
[0022]
　Liquid storage unit according to a ninth aspect of the present invention, in any one of the seventh aspect of the fifth aspect, the locking portion includes a tongue portion provided with the second insertion hole, the together they are extended in a direction intersecting the tongue portion includes a fixing portion fixed to the liquid storage portion, a fixing member for fixing the fixing portion and the fixed portion, there in an upper side of the liquid storage portion Te, at least partially, positioned below the second opening and closing member in the closed position, characterized in that.　
　According to this embodiment, the locking portion can be fixed in place in the space.
[0023]
　Liquid storage unit according to a tenth aspect of the present invention, in the ninth aspect, wherein the fixing portion is at least partially height direction, at least a portion, or the second opening and closing body of the inlet in at least part the same position of the cap portion, characterized in that.　
　According to this embodiment, the locking portion can be fixed in place in the space.
[0024]
　Liquid storage unit according to the eleventh aspect of the present invention, in any one of the tenth aspect of the first embodiment, the first insertion hole, said liquid containing unit in said first opening and closing body It is provided on the side surface portion on one side in the width direction, characterized in that.
[0025]
　According to this embodiment, the first insertion hole, since it is provided on the side surface portion of the first opening and closing member, when viewed in the liquid storage unit from the front side, the first insertion hole obscured becomes the appearance, it can be a neat appearance.
[0026]
　Liquid storage unit according to a twelfth aspect of the present invention, in any one of the eleventh aspect of the first embodiment, the first closing body is located closer to the first insertion holes are formed in, and a worked part of the time of opening the first closing body, characterized in that.
[0027]
　According to this aspect, it is possible to easily open and close the first opening and closing member by the finger receiving portion, since the first insertion hole and the finger receiving portion is provided close to each other, good design can do.
[0028]
　Liquid storage unit according to a thirteenth aspect of the present invention, in any one of the twelfth aspect of the first embodiment, to at least one of the first open-close body and the locking portion, the second when closing the first opening-invitation unit that invites the locking portion inside the first closing body is provided, characterized in that.
[0029]
　According to this aspect, by the invitation portion, the locking portion can easily invite inside the first opening-the first open-close body can be closed smoothly.
[0030]
　14 liquid storage unit according to the aspect of the present invention, in any one of the first from the aspect of the thirteenth embodiment, the locking portion is characterized in that it is replaceably configured.
[0031]
　According to this aspect, by an external force to the locking member of the locking state is applied, in the case where the damage to the easy the opening and closing side insertion hole takes load trouble occurs, to exchange the locking portion it can.　
　Further, when the locking mechanism in the liquid storage unit is not required, it can be removed the locking portion.
[0032]
　15 liquid storage unit according to the aspect of the present invention, in any one of the first from the aspect of the fourteenth embodiment, the movement of the first closing body, at least close the first opening and closing member when comprising a damper mechanism that decelerates the speed, characterized in that.
[0033]
　According to this embodiment, the first closing body, since it is possible to slow operation when the at least close, the operability is improved.
[0034]
　Liquid storage unit according to a sixteenth aspect of the present invention, in the fifteenth aspect, the damper mechanism has a guided portion provided in the first closing member, is provided in the housing side, the first a guide groove for guiding the guided portion in opening and closing the opening and closing of, and a convex portion provided in the guide groove, the first opening and closing member closes the guided portion is the convex when contact with parts, the guided portion when opening is separably configured from the protruding portion, characterized in that.
[0035]
　According to this embodiment, the first closing body, since the guided portion when closing is in contact with the convex portion, the more the frictional force due to contact between the guided portion the convex portion, the first it can be slowly operated when closing the opening and closing member. Further, the first closing body, the so guided portion is separably constructed from the protrusions, it can be resistance less readily opened when opening upon opening.
[0036]
　A liquid ejecting apparatus according to a seventeenth aspect of the present invention, the features and device body including the liquid ejecting portion, that from the first embodiment comprises a one of said liquid storage unit or the sixteenth aspect, the to.
[0037]
　According to this embodiment, in the liquid storage unit provided in the liquid ejecting apparatus, the same effect as any one of the sixteenth embodiment from the first embodiment is obtained.
[0038]
　A liquid ejecting apparatus according to an eighteenth aspect of the present invention, in the seventeenth aspect, wherein in said liquid containing unit first insertion hole and the second insertion hole, the center of gravity position toward the overall the liquid ejecting apparatus It is arranged, characterized in that.
[0039]
　According to this aspect, when the first is inserted into the insertion hole and the second insertion hole when external force to the locking member that is a locked state is applied to reduce the load on the liquid storage unit be able to.
BRIEF DESCRIPTION OF THE DRAWINGS
[0040]
External perspective view of a printer according to [1] present invention.
[2] external perspective view of a printer in a state where the operation panel is rotated to the front side of the apparatus.
[3] external perspective view of a printer when the open state with respect to the apparatus body scanner and the unit cover.
[4] devices perspective view illustrating the structure of the body.
[5] shows a liquid containing unit unit cover from the housing, and being removed the frame member.
[6] enlarged view of the liquid storage unit in an open state unit cover.
[7] FIG from the liquid containing unit showing a state in which removal of the unit cover.
[8] a cross-sectional side view of a liquid storage unit.
[9] a front sectional view of a liquid storage unit.
[10] a perspective view of the locking portion.
[11] a perspective view of the unit cover.
[12] a perspective view of the unit cover from a different angle shown in FIG. 11.
[13] shows a state after the unit cover is locked and before being locked by the locking member.
[14] Figure explaining locking member.
[15] a perspective view of a frame member.
[16] enlarged perspective view of the frame member.
[17] Open the unit cover angle alpha is diagram showing the status of the alpha = 5 ° of α = 0 °.
[18] opening angle alpha of the unit cover is alpha = 45 ° state and alpha = 110 ° view showing a state.
[Figure 19] A-A arrow sectional perspective view in FIG. 17.
[Figure 20] B-B arrow sectional perspective view in FIG. 18.
[21] Figure explaining a damper mechanism.
DESCRIPTION OF THE INVENTION
[0041]
　[Example 1]
　First, according to the present invention the ink jet printer 1 as an example of "liquid ejecting apparatus" (hereinafter, simply printer 1 hereinafter) will be described schematically.　
　Figure 1 is an external perspective view of a printer according to the present invention. Figure 2 is an external perspective view of a printer in a state in which rotates the operation panel front side of the apparatus. Figure 3 is an external perspective view of the printer when the open state of the scanner and the ink tank cover to the apparatus main body. Figure 4 is a perspective view illustrating the structure of the apparatus main body. Figure 5 is a diagram illustrating the unit from the liquid storage unit cover, housing, and being removed the frame member. Figure 6 is an enlarged view of the liquid storage unit in an open state unit cover. Figure 7 is a diagram of the liquid containing unit showing a state in which removal of the unit cover. Figure 8 is a side sectional view of a liquid storage unit. Figure 9 is a front sectional view of a liquid storage unit. Figure 10 is a perspective view of the locking portion.
[0042]
　Figure 11 is a perspective view of the unit cover. Figure 12 is a perspective view from a different angle unit cover illustrated in Figure 11. Figure 13 is a diagram showing the state after the unit cover is locked and before being locked by the locking member. Figure 14 is a diagram for explaining locking member. Figure 15 is a perspective view of the frame member. Figure 16 is an enlarged perspective view of the frame member. Figure 17 is a diagram showing the status of the alpha = 5 ° of the opening angle alpha is alpha = 0 ° of the unit cover. Figure 18 is a diagram showing the status of the alpha = 110 ° of the opening angle of the unit cover alpha is alpha = 45 °. Figure 19 is an A-A arrow sectional perspective view in FIG. 17. Figure 20 is a B-B arrow sectional perspective view in FIG. 18. Figure 21 is a diagram for explaining a damper mechanism.
[0043]
　Incidentally, X-Y-Z coordinate system shown in each figure, the moving direction of the recording to a width direction of the X-axis direction recorder head, Y-axis depth direction and the medium conveying direction of the direction the recording apparatus, Z-axis direction There is shown an apparatus height direction. Incidentally, the + X-axis direction side and the left side of the apparatus in the figures, the -X-axis direction side as the device right, + Y and axis direction and the front side of the apparatus, the -Y-axis direction side and the rear side of the apparatus, + Z-axis direction side device and the upper side, the -Z-axis direction side and device lower side.
[0044]
■■■ entire printer configuration ■■■
　below, outlines the overall configuration of the printer 1. Printer 1 (FIG. 1) includes a main body 2 provided with a recording head 20 as a "liquid ejecting portion" (Fig. 4), provided on the upper portion of the apparatus body 2, a scanner unit 3 for reading an original. The recording head 20 is key
is provided in the lower portion of the catcher ridge unit 12 (FIG. 4).
[0045]
　Reference numeral 4 in the device front surface side of the printer 1 of FIG. 1, operation configured to include an operation button for the power button and various print settings and recording execution, a display unit or the like for such preview of the print settings and the print image panel is four. Then, the operation panel 4, the apparatus as shown in FIG. 2
which is rotatably mounted on the front side of the apparatus with respect to the body 2.
[0046]
　Further, when a state where the operation panel 4 is rotated as shown in FIG. 2, medium discharge tray 9 that is stored in the apparatus main body 2 can be advanced. Medium discharge tray 9, advance and retreat between the stored in the apparatus main body 2 position (see FIG. 2 solid line), and a position drawn in the front side of the apparatus from the apparatus body 2 (see FIG. 2 two-dot chain line portion) to be able to have been constructed.　
　The device to device below the medium discharge tray 9 in the main body 2, the medium containing portion 5 capable of accommodating medium are removably mounted from the front side of the apparatus with respect to the apparatus main body 2.
[0047]
　Also, the scanner unit 3 provided in the upper portion of the apparatus main body 2 is configured so as to be rotatable with respect to the apparatus body 2 as shown in FIG. 3, the closed position (FIGS. 1 and the apparatus body 2 2 reference) and open position (see FIG. 3) can be switched.
[0048]
　Further, the device right end an apparatus front side of the apparatus main body 2 in FIG. 1 to FIG. 4, the liquid storage unit 6 is provided. Liquid storage unit 6, a plurality of ink tanks 10a as a "liquid reservoir" for accommodating the respective color inks as a "liquid" supplied to the recording head 20, 10b, 10c, 10d, 10e (see Figure 5, below , and if there is no need to distinguish the individual ink tanks 10a ~ 10e sometimes referred to as an ink tank 10), a housing 7 for accommodating the ink tank 10 to the internal, rotatably relative to the housing 7 and a unit cover 8 as mounted "first closing body". Liquid storage unit 6 in the apparatus main body 2 is provided independently from the carriage unit 12 (FIG. 4). For liquid storage unit 6, described further below.
[0049]
　Next, in FIG. 4, the back side of the liquid storage unit 6 (-Y-axis direction), the carriage unit 12 comprises a recording head 20 at the bottom is arranged. As an example, the carriage unit 12 is reciprocally configured in the device width direction (X-axis direction) as the scanning direction in the apparatus main body 2. To describe the driving mechanism of the carriage unit 12 more specifically, on the rear side of the carriage unit 12 in the apparatus depth direction (-Y direction), the driving motor 13 is provided.
[0050]
　The drive shaft of the drive motor 13 driving pulley (not visible in FIG. 4, but in the front side of the apparatus of the drive motor 13) are provided. Further, in the apparatus main body 2 shown in FIG. 4, the driven pulley 15 is provided at a position spaced the device width direction with respect to the drive pulley (not shown). Driven pulley 15 is provided to be rotated relative to the drive pulley. The endless belt 16 is wrapped around the said drive pulley and the driven pulley 15. At least a portion of the endless belt 16 is attached to the carriage unit 12 in the rear side of the carriage unit 12.
[0051]
　And the endless belt 16 is rotationally driven when the drive motor 13 is driven to rotate, the carriage unit 12 which is attached to the endless belt 16 is moved in the X-axis direction. As an example, the position of the carriage unit 12 shown in FIG. 4 in the apparatus main body 2 is set as a home position of the carriage unit 12.
[0052]
　Inside the carriage unit 12 shown in FIG. 4, the relay adapter (not shown) for relaying the supply of ink is fed toward the ink tank 10 to the recording head 20 is more fitted to correspond to the respective ink tanks 10 there. The relay adapter is connected to the ink tank 10 through the ink supply tube 18, the ink is configured to be supplied to the nozzle (not shown) provided in the recording head 20.
[0053]
　Subsequently, in FIG. 4, below the recording head 20 is provided with a medium supporting member 23 extending in the apparatus width direction. The transport roller pair 24 is provided on the back side of the medium support member 23.
[0054]
　Here, referring primarily to the recording operation will be described of the medium of the printer 1 to FIG. 4, the medium contained in the medium containing portion 5, the feeding means, not shown, it is fed to the transport roller pair 24. The transport roller pair 24 by nipping the medium, feeding the medium to the area facing the recording head 20 at the lower side of the recording head 20. Then, medium supported on a medium supporting member 23 receives the ink ejected from the nozzles of the recording head 20 (not shown) on the surface facing the recording head 20. Thus, recording on the surface facing the recording head 20 in the medium is performed. Then, recording is performed medium is discharged toward the apparatus main body 2 of the device medium discharge protruding front side tray 9 (FIG. 2).
[0055]
■■■ outline of configuration of the liquid containing unit ■■■
　Next, the detailed configuration of the liquid storage unit 6.　
　Liquid storage unit 6 provided on the front side of the printer 1, as shown in FIG. 1, is arranged to be positioned below the scanner unit 3 for at least partially closed position in the device width direction (X axis direction) ing.　
　Then, as shown in FIG. 3, taking a posture scanner unit 3 is opened from the apparatus body 2, the unit cover 8 is completely exposed, and is such can be opened unit cover 8.
[0056]
　Unit cover 8, the back side as an axis the rotation axis 25 provided (FIG. 6) in the (-Y-axis direction), pivotally attached to the housing 7 side in which the ink tank 10 is provided in the housing 7 It is, has become as to open and close the upper portion of the ink inlet 26 to be described later (FIG. 5).　
　Unit cover 8 is specifically attached to the upper surface 27a of the frame member 27 provided in the housing 7 (see FIG. 15 also) (Fig. 6). The ink tank 10, the housing 7 is disposed inside of the frame member 27.　
　The ink inlet 26 in the present embodiment is provided on the upper surface 27a side of the frame member 27, for example, it may be provided an ink inlet 26 so as to face the front side of the apparatus.
[0057]
　The ink tank 10 is injected configured to enable ink from the refill container (not shown) to open the unit cover 8 (the first on-off member) as in FIG. 3, note as a "second opening and closing body" inlet cover 11 (see FIGS. 5 and 6 also) is exposed. Each inlet cover 11a, 11b, 11c, 11d, 11e (FIGS. 5 and 6), each color of the ink tank 10a shown in FIG. 5, 10b, 10c, 10d, the ink inlet 26a provided in the 10e, 26b , 26c, 26 d, a cover for sealing the 26e (ink inlet 26), the ink inlet 26a, 26b, 26c, 26 d, are provided for each of 26e.
[0058]
　Inlet cover 11a, 11b, 11c, 11d, 11e is provided with an ink inlet 26a, 26b, 26c, 26 d, a cap portion 22a for opening and closing the 26e, 22b, 22c, 22d, 22e (the cap portion 22).　
　Inlet cover 11 is rotatably attached to the ink tank 10 has a rotation shaft 47 (FIG. 8) on the rear side (-Y-axis direction). By opening the inlet cover 11, it is possible to replenish the ink refill container is attached to the ink inlet 26. The inlet cover 11 is in the closed state of the ink inlet 26, and is as covered by the unit cover 8 in the closed state.
[0059]
　In this embodiment, the ink tank 10 is five provided as shown in FIG. 5, the ink tanks 10, black, magenta, yellow, cyan, inks of photo black are respectively stored as an example. Further, the liquid storage unit 6, on the front 7a side of the housing 7, identifiable display unit 6a the remaining amount of ink (Fig. 1) is provided in the ink tank 10. Note that in the liquid storage unit 6, the ink tank 10 is sufficient that at least one is provided, it is not limited to the plural.
[0060]
■■■ ■■■ the locking mechanism of the liquid storage unit
　to the liquid storage unit 6, the closed state of the unit cover 8 to the housing 7 is lockable constructed in (hereinafter sometimes referred to a closed state) there. In the following, described locking mechanism of the unit cover 8.　
　Locking mechanism of the unit cover 8 is unit cover 8 is closed, the first insertion hole 28 provided in the unit cover 8 side (FIG. 6), and a second insertion hole 33 provided in the housing 7 side ( in FIG. 6) overlapped state (upper diagram of Fig. 13) has a structure in which locking member 40 as shown below in Figure 13 is locked is inserted.　
　Hereinafter, after describing the locking member 40 is inserted through the first insertion hole 28 and the second insertion hole 33, will be further described first insertion hole 28 and the second insertion hole 33.
[0061]
　<< The locking member >>
　in the closed state of the unit cover 8, the locking member 40 is inserted through the first insertion hole 28 and the second insertion hole 33, it will be described with reference to FIG. 14.　
　In locking member 40 shown in FIG. 14, the insertion portion 41 includes a base portion 41a, a distal portion 41b to pivot relative to the base 41a in response to opening and closing of the lock portion 42 to be described later. The base 41a, when viewed along the X-axis direction is insertion direction, has a shape corresponding to the first through hole 28 and the second insertion hole 33.　
　Specifically, as shown in FIG. 6, the first insertion hole 28 and the second insertion hole 33 has an elongated shape in the apparatus depth direction (Y-axis direction), the base portion 41a (Figure locking member 40 14) has an elongated shape pluggable Y-axis direction in the first insertion hole 28 and the second insertion hole 33 overlapping with closed unit cover 8. Similarly, the distal end portion 41b, when it is the state of the upper part of FIG. 14, an elongated rod-like shape pluggable Y-axis direction in the first insertion hole 28 and the second insertion hole 33 there.
[0062]
　Here, the lock portion 42 is closed (the lower part of FIG. 14) to which one end of the hook portion 42a is fitted and the fitting portion 42b, open state in which one end of the hook portion 42a is disengaged from the engaging portion 42b (FIG. 14 It may take the figure above) and.　
　Then, the tip portion 41b is in the state lock portion 42 of the locking member 40 is opened (the upper part of FIG. 14), the longitudinal direction is oriented in the Y-axis direction, the insertion portion 41 and the first insertion hole 28 a pluggable state with respect to the second insertion hole 33 (upper part of FIG. 13).
[0063]
　On the other hand, the lock portion 42 of the locking member 40 becomes closed, the distal end portion 41b, as shown below in Figure 14 is the longitudinal direction is rotated so as to face in the Z-axis direction. In this state, the tip portion 41b can not be inserted into and removed elongated hole in the Y axis direction.
[0064]
　When locking the unit cover 8 to the housing 7, locking member 40 locks portion 42 opened in the insertion portion 41 first through hole 28 and the second insertion (upper figure in FIG. 14) of Plug relative hole 33 (upper part of FIG. 13), in this state, the lock portion 42 of the locking member 40 by the closed state (the lower part of FIG. 14), the distal end portion 41b is, and the first insertion hole 28 the locked state (the lower part of FIG. 13) no longer escape from the second insertion hole 33.　
　By unit cover 8 is locked in a closed state with respect to the housing 7, it is possible to avoid the risk of opening the inadvertent unit cover 8.
[0065]
　Opening and closing of the lock portion 42 of the locking member 40, in addition to the case performed by the key unit (not shown), it is possible to perform dial type or a push-button, by various methods digital like. Incidentally, the lock portion 42 in FIG. 14 is open or closed state of the lock are described as easily understandable padlock, of course
not limited thereto.
[0066]
　The locking member 40, for example, can be used keyed security wire for electronic apparatus (also referred to as a security wire lock). The locking member 40 is connected to one side end portion of the wire 43 (FIGS. 13 and 14), including furniture not easily be moved in the fixing unit (not shown) and the other end portion (a desk or the like of the wire 43 or the like ) to that connection, it is possible to the printer 1 having the liquid storage unit 6, which is locked by the locking member 40 is so as not to move from a predetermined range.　
　Incidentally, As far the purpose of locking the unit cover 8 to the housing 7, it is also possible to adopt a configuration that is not wire 43 is provided on the locking member 40.
[0067]
　<< >> The first insertion hole and a second insertion hole
　Subsequently, among the locking mechanism of the liquid storage unit, a configuration of the first insertion hole 28 and the second insertion hole 33.　
　The unit cover 8, the locking member 40 first through hole 28 that can be inserted is provided (FIG. 6, FIG. 13).　
　On the other hand, the housing 7 side of the ink tank 10 is accommodated, the locking portion 30 (FIG. 6) is provided for holding the closed state engages the unit cover 8 in the closed state. Then, the locking portion 30 is, as shown above in FIG. 13, provided at a position opposed to the first insertion hole 28 in the region covered by the unit cover 8 in the closed state, a locking member 40 can be inserted and a second insertion hole 33. That is, the locking portion 30 is provided inside the housing 7 upper opening.
[0068]
　Liquid storage unit of the sixth embodiment, in a state where the end portion of both of the peripheral wall of the peripheral wall and the housing 7 of the unit cover 8 is butted, a structure that forms a closed state with respect to the casing 7 of the unit cover 8. That is, as shown in FIG. 1, the front 8a and the right side surface 8b as the peripheral wall of the unit cover 8, and the front 7a and the right side surface 7b of the peripheral wall of the housing 7 is configured to respectively flush. Although not visible in FIG. 1, the back and the left side in each of the unit cover 8 and the housing 7 are also flush.　
　Then, the locking portion 30 is provided to protrude from the housing 7 in as shown in FIG. 6, at least partially height direction including a second insertion hole 33 (Z-axis direction). Specifically, the locking portion 30, the tongue portion 31 with the second insertion hole 33 (see also FIG. 10) protrudes from the housing 7 in the height direction.
[0069]
　As described above, provided at a position where the locking portion 30 having a second insertion hole of the locking member 40 can be inserted is opposed to the first insertion hole 28 in the region covered by the unit cover 8 of the closed by being the in the unit cover 8 in the closed state (the upper part of FIG. 1 and FIG. 13), that the first insertion hole 28 and the second insertion hole 33 is to look not protrude from the liquid storage unit 6 can. Thus, locking member 40 when not inserted into the first insertion hole 28 and the second insertion hole 33, the liquid storage unit 6, neat compact becomes excellent appearance design.　
　Further, since the first insertion hole 28 and the second insertion hole 33 does not protrude to the exterior, it is possible to reduce the possibility that the object is in contact from the outside.
[0070]
　The first insertion hole 28 in this embodiment is provided on the right side surface 8b as the "side portion" of the one side in the width direction of the liquid storage unit 6 (X-axis direction) in the unit cover 8 (Fig. 1, Figure 11).　
　By first insertion hole 28 is provided in this position, when viewed liquid storage unit 6 or the printer 1 from the front side, the first is seen unlikely appearance insertion hole 28, and a more neat appearance it can be.
[0071]
　Further, in this embodiment, the locking portion 30, the rigidity is formed at a higher material than the unit cover 8. Unit cover 8 made of, for example, a resin material such as plastic, the locking portion 30, other metal materials may be more rigid than the resin material forming the unit cover 8 is formed with high resin material.　
　In addition, the first insertion hole 28 provided in the unit cover 8 side is larger than the second insertion hole 33 provided in the locking portion 30 side.
[0072]
　Here, locking member 40 when inserted through the first insertion hole 28 and the second insertion hole 33 is, for example lifting the locking member 40 with the user, the other member the locking member 40 is not by or hit the prepared, there is a case where an external force against the locking member 40 is applied. When an external force to the locking member 40 is applied, even load is applied to the first insertion hole 28 and the second insertion hole 33, there is a concern that thereby the hole is damaged.
[0073]
　By first insertion hole 28 is formed larger than the second insertion hole 33, locking member 40 is hardly in contact with the first insertion hole 28. Thus, for example, when an external force is applied to the locking member 40 in the locked state, it is possible to reduce the load on the first insertion hole 28.　
　Furthermore, the locking portion 30, the rigidity is higher than the unit cover 8, as locking member 40 is in contact with the second insertion hole 33 is smaller than the first insertion hole 28, the load to the second insertion hole 33 it is possible to reduce the risk that is or or scratched damaged at stake.　
　What hereinafter, it can have high fastness liquid storage unit 6.
[0074]
　<< >> For the locking portion
　Subsequently, a description will be given of the locking portion 30.　
　Locking portion 30 according to the present embodiment (FIG. 10) includes a tongue portion 31 having a second insertion hole 33, while being extended in the X-axis direction crossing the tongue portion 31, the ink tank 10 side It includes a fixed portion 32 fixed to the appearance is formed in an L-shape. Fixing unit 32, as shown in FIG. 7, the fixing screws 38 and 38 as a "fixing member" for fixing the fixing portion 32 is fixed to an upper surface 27a of the frame member 27. 10, reference numeral 34 is a screw hole 34 for inserting the fixing screws 38, 38.　
　Further, in FIG. 10, reference numeral 36 denotes a positioning protrusion protruding in the -Z-axis direction, as shown in FIG. 9, the positioning recesses 48, 48 provided on the upper surface 27a of the frame member 27, the locking portion by 30 and the positioning protrusions 36, 36 of the fitting, and is configured such that the locking portion 30 is positioned.
[0075]
　The locking portion 30 is, the tongue piece 31, by being configured to include a fixing portion 32 that extends in a direction intersecting the tongue portion 31, the locking portion 30 can be arranged in space-saving. The fixed part 32, so extends in insertion direction of the locking member 40 (X-axis direction) in the second insertion hole 33, the insertion direction in the direction (in this embodiment that crosses (X axis direction) it can be fixed by a fixing screw 38 which is inserted in the Z-axis direction). Accordingly, a possibility that fixation of the locking portion 30 is loosened is reduced by insertion or ejection operation of the locking member 40, the locking portion 30 can be firmly fixed.
[0076]
　Fixing screw 38 for fixing the fixing portion 32 and the fixing portion 32, a top of the ink tank 10 as shown in FIG. 9, at least partially, positioned below the inlet cover 11 in the closed position . In this embodiment, the fixed portion 32 and the fixing screw 38 is provided below the inlet cover 11a ~ 11c (see also FIGS. 6 and 7).
[0077]
　Further, the locking portion 30 in this embodiment, in the depth direction of the liquid storage unit 6 shown in FIG. 8 (Y axis direction), an ink inlet 26, away from the ink inlet 26 in the longitudinal direction of the inlet cover 11 and -Y-axis direction one end side (the rotational shaft 47 side), is provided between the.　
　The fixing portion 32, at least in part the height direction (Z axis direction), is provided on at least a portion, or at least a portion the same position of the cap portion 22 of the inlet cover 11 of the ink inlet 26 .　
　By arranging as described above the locking portion 30, the locking portion 30 can be fixed in place on the space.　
　In the present embodiment, provided with a locking portion 30 as a separate member it has been described for the mounting fixed to the housing 7 side (the frame member 27), the locking portion 30, the housing 7 and the frame member it is also possible to provide formed integrally with the 27 or the like.
[0078]
　<< >> The arrangement of the first insertion hole and a second insertion hole in the liquid containing unit
　is followed, in the liquid storage unit 6, the arrangement of the first insertion hole 28 and the second insertion hole 33 will be described.　
　In this embodiment, the second insertion hole 33 in the width direction of the liquid storage unit 6 shown in FIG. 9 (X-axis direction), and the first insertion hole 28 in the unit cover 8 of the closed state, inlet cover It is provided so as to be positioned between the 11. Thus, in the liquid storage unit 6 and the second insertion hole 33 can be arranged in space-saving.
[0079]
　The first insertion hole 28 and the second insertion hole 33, in the height direction (Z axis direction) of the liquid storage unit 6 shown in FIG. 9, at least partially overlap position and inlet cover 11, or casting It is provided on the lower side position than the inlet cover 11.
[0080]
　That is, the first insertion hole 28 and the second insertion hole 33, in the height direction (Z axis direction), is located closer to the ink tank 10. Thus, load on the first unit cover 8 through hole 28 is provided, or locking portion 30 to the second insertion hole 33 is provided
can be reduced.　
　In particular, the locking portion 30 is, in the tongue piece 31 when it is formed in an L-shape provided with a tongue portion 31 and the fixing unit 32, the second insertion hole 33 as shown in FIGS. 7 and 10 bend 39 is a boundary between the fixed portion 32 is provided at a position closer to (FIG. 10). When the second insertion hole 33 is positioned close to the bent portion 39 at the tongue portion 31, when the locking member 40 is inserted into the second insertion hole 33, so that the tongue portion 31 away from the fixed portion 32 hardly a force is applied in the direction of opening, it is possible to reduce the load on the engagement portion 30.
[0081]
■■■ ■■■ the other configuration of the liquid containing unit
[0082]
　<< The unit cover >>
　unit cover 8 at a position closer to the first insertion hole 28 is formed, and a finger receiving portion 44 when opening the unit cover 8 (Fig. 1, Fig. 11). In the present embodiment, on the same surface as the surface where the first insertion hole 28 is formed (right side surface 8b), the finger receiving portion 44 is provided.　
　By working unit 44 to the unit cover 8 is provided, it is possible to easily open and close the unit cover 8. In addition, the working portion 44 and the first insertion hole 28, by being provided close to each other, it is possible to improve the design. Further, a first insertion hole 28 and the working unit 44 is a component that the user used is, since provided collectively near the user-friendliness is improved.
[0083]
　The locking portion 30, when closing the unit cover 8 is provided with an offer unit 35 waits for the locking portion 30 to the inside of the unit cover 8. Specifically, the end portion of the + Z-axis direction of the tongue portion 31 of the locking portion 30, the slope of the invitation portion 35 is provided (FIGS. 6 and 10).　
　The invitation unit 35, it is possible to easily invite the locking portion 30 to the inside of the unit cover 8, it is possible to close the unit cover 8 smoothly.　
　Incidentally, Invitation portion may be provided on at least one of the unit cover 8 and the locking portion 30, both the unit cover 8 and the locking portion 30, or it is also possible to provide only the unit cover 8 side is there.
[0084]
　Further, the locking portion 30 is replaceably configured. For example, by an external force is applied to the locking member 40 in the locked state, it is possible when the second malfunction such as damage to the insertion hole 33 has occurred, replace the locking portion 30.　
　Further, the user, when the liquid storage unit 6 does not require a locking mechanism, remove the locking portion 30, for example, replacement of no plates or the like tongue portion 31 in which the second insertion hole 33 is provided it is possible to replace the member. The exchange member is, for example, may be formed of a resin material such as plastic.
[0085]
　<< The damper mechanism of the unit cover >>
　unit cover 8 is provided with a bearing portion 46, 46 (FIG. 12), the rotary shaft 25, 25 provided on the frame member 27 of the housing 7 side (Figure 15), FIG. 6 respectively attached to the bearing portions 46, 46 as shown, and is configured so as to pivot relative to the housing 7. Then, the unit cover 8, the damper mechanism 50 that decelerates the moving speed at which at least closes (FIG. 6) is provided.　
　In this embodiment, the damper mechanism 50 is to decelerate the moving speed of the unit cover 8 when closing, upon opening is configured to be movable unit cover 8 without feeling resistance as the moving speed is decelerated there.
[0086]
　Close specific configuration of the damper mechanism 50 that decelerates the moving speed of the unit cover 8, Fig. 6, described below with reference to FIGS. 12 and 15 through 21.　
　The position of A-A in FIG. 17 is a slightly -Y axis direction closer than the position of B-B in FIG. 18, FIG. 19 (A-A arrow sectional perspective view in FIG. 17) FIG. 20 has become cross-sectional perspective view of a -Y axis direction nearer (B-B arrow sectional perspective view in FIG. 18).
[0087]
　The damper mechanism 50 (FIG. 6) includes a guided portion 51 (see also FIG. 12) provided in the unit cover 8, provided in the housing 7 side, the guided portion 51 when opening and closing the unit cover 8 Guide a guide groove 52 (see FIG. 15 also), and a protrusion 53 provided in the guide groove 52 (FIG. 16), the. In this embodiment, the guide groove 52, the frame member 27 is provided (FIG. 15, see FIG. 16).
[0088]
　Unit cover 8 is opened from the state (the closed state) closed with respect to the housing 7 as shown in the left diagram of FIG. 17, to the fully open state as shown in the right diagram of FIG 18. Opening angle of the unit cover 8 in the fully opened state of the right side of FIG. 18 is a 110 ° as an example. Right view and left view of FIG. 18 in FIG. 17 shows a state that is between the closed position (opening angle α = 0 °) and fully open state of the unit cover 8 (the opening angle α = 110 °), 17 the right diagram of an angle of 5 ° open, is the left view is the opening angle is 45 ° in FIG. 18.
[0089]
　First, the operation of the damper mechanism 50 when the unit cover 8 is closed.　
　Opening angle alpha = 110 ° of the unit cover 8 is fully opened via the state of the opening angle alpha = 45 ° from shown in the left diagram of FIG. 18 (the right view in FIG. 18), the right view of the opening angle alpha = 5 ° (Fig. 17 ) until the right side of FIG. 20, the left side of FIG. 20, as shown in the right diagram of FIG. 19, the guided portion 51 is in contact with the convex portion 53.　
　Thus, during the opening angle of the guided portion 51 is in contact with the convex portion 53 (5 ° ≦ α ≦ 110 °) is the frictional force due to contact between the guided portion 51 and the convex portion 53, closing unit cover 8 to work slowly. Following, thereby improving the operability at the time of closing the unit cover 8.
[0090]
　Close unit cover 8 further, when the opening angle α of the unit cover 8 is smaller than 5 °, and the guided portion 51 and the convex portion 53 is not in contact as shown in the left diagram of FIG. 19, the guided portion 51 resistance of the frictional force due to contact between the convex portion 53 is reduced. Therefore, it is possible to closed against more securely housing 7 the unit cover 8.
[0091]
　On the other hand, when opening the unit cover 8, the guided portion 51 of the unit cover 8 is separably consists protrusion 53. Unit cover 8 to have a "play" which can be moved in the + X-axis direction, is mounted and the pivot shaft 25 and the bearing portions 46, 46 shown in FIG.　
　Specifically, when no external force applied in the + X-axis direction with respect to the unit cover 8, the guided portion 51 of the unit cover 8 is in the position shown by the solid line in FIG. 21. When the external force is applied to the + X-axis direction, and is movable to a position indicated by a dotted line in FIG. 21.
[0092]
　Here, the unit cover 8, the finger receiving portion 44 on the right side surface 8b is provided as described above. Opening the unit cover 8 while applying a hand on finger receiving portion 44, takes the + X-axis direction of the force to the unit cover 8, and the mobile unit cover 8 in the + X-axis direction, the guided portion 51 is indicated by a dotted line in FIG. 21 It moved to the position. If there is guided portion 51 in this position, the guided portion 51 is spaced from the convex portion 53 does not contact the protrusion 53 be open to the unit cover 8 5 ° or more (5 ≦ alpha), or frictional force by contact even if the contact is reduced. This configuration allows the resistance less readily opened when opening the unit cover 8.　
　Incidentally, with respect to the liquid storage unit 6, it is also possible to provide a damper mechanism for decelerating the moving speed in both opening and closing of the unit cover 8.
[0093]
　<< the arrangement of the liquid storage unit of the printer >>
　In the present embodiment, the first insertion hole 28 and the second insertion hole 33 in the liquid storage unit 6 (FIG. 1) (not visible in FIG. 1) printer 1 is disposed at the center of gravity position toward the whole.　
　Printer 1, as shown in FIG. 1, in the device width direction has a shape close to a rectangular oblong, its center of gravity position is in the width direction, the depth direction, located close to the respective central portions in the height direction .　
　Liquid storage unit in the printer 1 6, since provided the device right end of the apparatus front side of the apparatus main body 2, the first insertion hole 28 and the second insertion hole 33, the center in the depth direction of the printer 1 so as to be positioned close to the part is provided on the back side of the liquid storage unit 6 (-Y-axis direction) closer.
[0094]
　Thus, the first insertion hole 28 and the second insertion hole 33, in the depth direction, by being positioned at the center of gravity position toward the whole printer 1, the first insertion hole 28 and the second insertion is inserted into the hole 33 locked state when an external force is applied to it and locking member 40 becomes (lower part of FIG. 13), it is possible to reduce the load on the liquid storage unit 6.　
　Arrangement of the liquid storage unit 6 of the printer 1 is not limited to the position of the present embodiment, for example, it can also be provided in another position of the device left or rear side of the apparatus.
[0095]
　The present invention is not limited to the above embodiment, but various modifications are possible within the scope of the invention described in the appended claims, it is that they are intended to be included within the scope of the present invention needless to say.
DESCRIPTION OF SYMBOLS
[0096]
1 ... printer (liquid ejecting apparatus), 2 ... device main body, 3 ... scanner unit,
4 ... operating panel, 5 ... medium container, 6 ... liquid containing unit, 7 ... housing,
7a ... front, 7b ... right side, 8 ... unit cover (first closing
member), 8a ... front, 8b ... right side, 9 ... medium discharge
tray, 10 ... ink tank (liquid storage portion), 11 ... inlet cover (second closing member)
12 ... carriage unit, 13 ... drive motor, 15 ... driven
pulley, 16 ... endless belt, 18 ... ink supply tube, 20 ... recording head (liquid ejecting
head), 22, 22a, 22b, 22c, 22 d, 22e ... cap portion ,
23 ... medium support member, 24 ... transport roller pair, 25 ... pivot
shaft, 26, 26a, 26b, 26c, 26 d, 26e ... ink inlet 27 ... frame member,
28 ... first 1 of the insertion hole, 30 ... locking portion, 31 ... tongue, 32 ... fixed
portion, 33 ... second through hole, 34 ... screw hole, 35 ... Invitation portion, 36 ... positioning
protrusion, 38 ... fixing screw , 39 ... bent part, 40 ... lock member, 41 ... insertion portion, 41a ... base
portion, 41b ... tip, 42 ... lock portion, 42a ... hook portion, 42b ... engaging portion, 43 ...
wire, 44 ... finger receiving portion, 46 ... bearing portion, 47 ... rotational shaft, 48 ... positioning
recess 50 ... damper mechanism, 51 ... guided part, 52 ... guide groove, 53 ... projecting portion

The scope of the claims
[Requested item 1]
　It accommodates the liquid to be supplied to the liquid ejecting portion for ejecting liquid, and at least one liquid reservoir comprises an injectable inlet of the liquid,
　the openable so as to cover the inlet in the closed state 1 opening and closing of,
　the first engaged opening and closing member and a locking portion for holding the closed state,
　the first closing body, locks the first opening and closing body in the closed state the locking member has an insertion which can be the first insertion hole,
　the locking portion is provided at a position opposed to the first insertion hole of the area covered with the first opening and closing body of the closed is, the locking member having an insertion possible second insertion hole,
the liquid containing unit, characterized in that.
[Requested item 2]
　The liquid container unit according to claim 1,
　wherein the first insertion hole is greater than said second insertion hole,
the liquid containing unit, characterized in that.
[Requested item 3]
　The liquid container unit according to claim 2,
　wherein the engaging portion, the first stiffness is greater than the opening and closing member,
the liquid containing unit, characterized in that.
[Requested item 4]
　The liquid container unit according to any one of claims 1 to 3,
　accommodates the liquid containing portion therein, comprising a housing to be opened and closed by the first closing body,
　the first in a state where the end portion of both of the peripheral wall of the peripheral wall of the opening and closing member and the housing is matched, forms a closed state with respect to the casing of the first closing member,
　the locking portion, said second insertion at least a portion comprising a hole, protrudes from the housing in the height direction,
the liquid containing unit, characterized in that.
[Requested item 5]
　The liquid container unit according to any one of claims 1 to 4,
　provided with a cap portion for opening and closing the inlet, in a state in which the cap portion is closed the inlet, the said closed a second closing body which is covered by the first closing member,
　the second insertion hole in the width direction of the liquid storage unit, between the second opening and closing member and the first insertion hole position,
the liquid containing unit, characterized in that.
[Requested item 6]
　The liquid container unit according to claim 5,
　wherein the first insertion hole and the second insertion hole, in the height direction, at least partially overlap position and the second opening-or the second than closing body is provided in the lower position,
the liquid containing unit, characterized in that.
[Requested item 7]
　The liquid container unit according to claim 5 or claim 6,
　wherein the locking portion is in the depth direction, and the inlet, and one end remote from the inlet in the longitudinal direction of the second closing member, provided, between the
liquid storage unit, characterized in that.
[Requested item 8]
　The liquid container unit according to any one of claims 1 to 7,
　the locking portion, the tongue piece portion comprising a second insertion hole, extending in a direction intersecting with the tongue while being provided with a fixing portion fixed to the liquid storage portion,
the liquid containing unit, characterized in that.
[Requested item 9]
　The liquid container unit according to any one of claims 7 claim 5,
　wherein the locking portion, the tongue piece portion comprising a second insertion hole, extending in a direction intersecting with the tongue while being provided with a fixing portion fixed to the liquid storage portion-side
　fixing member for fixing the fixing portion and the fixed portion, a top of the liquid storage portion, at least partially, in the closed position located below the second opening-
liquid storage unit, characterized in that.
[Requested item 10]
　The liquid container unit according to claim 9,
　wherein the fixing portion is at least partially in the height direction, at least a portion of said inlet, or the same as at least a portion of said cap portion of the second opening and closing member in position,
the liquid containing unit, characterized in that.
[Requested item 11]
　The liquid container unit according to any one of claims 1 to 10,
　wherein the first insertion hole is provided on the side surface portion on one side in the width direction of the liquid containing unit in said first opening and closing body its dependent,
the liquid containing unit, characterized in that.
[Requested item 12]
　The liquid container unit according to any one of claims 1 to 11,
　wherein the first closing body, the first position toward the insertion hole is formed in, opening the first opening and closing member comprises a finger receiving portion of the case,
the liquid containing unit, characterized in that.
[Requested item 13]
　The liquid container unit according to any one of claims 1 to 12,
　to at least one of the first open-close body and the locking portion, when closing the first opening and closing member, wherein Invitation portion invites an engagement portion on the inner side of the first closing body is provided,
the liquid containing unit, characterized in that.
[Requested item 14]
　The liquid container unit according to any one of claims 13 claim 1, wherein the locking portion is interchangeably configuration,
the liquid containing unit, characterized in that.
[Requested item 15]
　The liquid container unit according to any one of claims 14 to claim 1,
　wherein the first opening and closing member is provided with a damper mechanism that decelerates a moving speed of the first closing member when the at least closed,
it liquid storage unit according to claim.
[Requested item 16]
　The liquid container unit according to claim 15,
　wherein the damper mechanism includes
　　a guided portion provided in the first closing member,
　　provided in said first of said liquid storage portion that is opened and closed by a closing member, a guide groove for guiding the guided portion in opening and closing the first opening-
　　the a convex portion provided in the guide groove includes a
　first opening and closing member, said on closing the guided portion There contact with the convex portion, the guided portion is separably configured from the protruding portion, when opening
the liquid storage unit, characterized in that.
[Requested item 17]
　A device body comprising the liquid ejecting portion,
　and a the liquid storage unit according to any one of claims 16 claim 1,
a liquid-jet apparatus characterized by.
[Requested item 18]
　The liquid ejecting apparatus according to claim 17,
　wherein said in the liquid containing unit first insertion hole and the second insertion holes are arranged at the center of gravity position toward the overall the liquid ejecting apparatus,
characterized in that a liquid ejecting apparatus