A punching device (10) includes a body (12), a drive unit (18) connected to an upper part of the body (12), and a cam block (76) that moves in a horizontal direction in the interior of the body (12) under a driving action of the drive unit (18). A second rotating roller (108), which is connected to a rod (16), is in...

ABSTRACT A sensor mounting tool (10) is provided with; a rail-shaped sensor holder (28) having a first side wall (36) in which a first connection hole (48) is formed; a band part (30) that has a first projection part (64), and that is formed to be wound on the outer peripheral surface (15) of a cylinder tube (14); ...

On inner wall surfaces (14b, 16b) of a head cover (14) and a rod cover (16) of a fluid pressure cylinder (10), respective pluralities of first and second spigot pins (36, 80) are installed so as to project out from the inner wall surfaces (14b, 16b). The first and second spigot pins (36, 80) are disposed on circum...

[Object]  To increase the cross-sectional area around shaft portions of a spool by increasing the cross-sectional area of a valve hole and a spool without making the plate width larger than that of a known spool valve. [Solution]  The cross-sectional shape of a valve hole 8 is an elongated shape having a long axis X...

The present invention relates to a liner actuator. A guide block (68) for constituting a guide mechanism (16) has a pair of ball circulation grooves (71) formed in the lower surface of the guide block (68) the lower surface facing a cylinder body (12) and balls (56) are mounted in the ball circulation groove (71)....

The present invention relates to a fluid pressure cylinder. A first stepped section (24) having a greater diameter than a cylinder chamber (20) is formed at one end (12a) of a cylinder tube (12) constituting a fluid pressure cylinder (10). A disc-shaped head cover (14) is inserted into the cylinder chamber (20). The...

In the interior of a cylinder tube (12) of a fluid pressure cylinder (10), a piston unit (18) is provided, which is displaced along an axial direction under the supply of a pressure fluid. The piston unit (18) includes a disk shaped plate body (98), which is connected to one end of a piston rod (20), and a ring body...

In a fluid pressure cylinder (10), a piston unit (18), which is displaced along an axial direction under the supply of a pressure fluid, is disposed in the interior of a cylinder tube (12) of the fluid pressure cylinder (10). The piston unit (18) includes a disk shaped plate body (98) connected to one end of a pisto...

This welding gun (10A) is provided with a driving force transmission mechanism (18) which converts linear displacement of an output unit of a driving unit (14) into rotational displacement of a clamping arm (16). The driving force transmission mechanism (18) is provided with: an inclined part (94) which is integrall...

An electric actuator (10) such that a nut (52) threadedly engaged with a sliding screw shaft (18) is displaced along an axial direction under the operation of a motor (12) the sliding screw shaft (18) being made of a light metal or light metal alloy. A diamond like carbon film (50 60) is formed on at least either a ...

A clamp device (10A) is provided with a detection section (18) which detects the pivotal position of a clamp arm (17). The detection section (18) has: a cam section (98) which is provided on a pivot shaft (82) includes a predetermined cam surface (100) and is formed so that the radial distance from the center of the...

In a piston unit (18) of a fluid pressure cylinder (10), a plurality of magnets (122) are disposed through holes (120) provided in a ring body (100). The magnets (122) are disposed in facing relation to detection sensors (92) that are mounted on connecting rods (88), and are provided in the same quantity as the conn...

In the interior of a cylinder tube (12) of a fluid pressure cylinder (10), a piston unit (18) is provided, which is displaced along an axial direction under the supply of a pressure fluid, and the piston unit (18) is connected to one end of a piston rod (20). Further, a rod cover (16) is disposed on another end of t...

In a fluid pressure cylinder (10), a piston unit (18), which is displaced along an axial direction under the supply of a pressure fluid, is disposed in the interior of a cylinder tube (12) of the fluid pressure cylinder (10). The piston unit (18) includes a disk shaped plate body (98) connected to one end of a pisto...

[Abstract] [Object]  To obtain an integrated multiple valve manifold that is reduced in size and weight by integrally incorporating a plurality of valve mechanisms in one manifold. [Solution]  One manifold 2, which is formed of an extruded material through which a fluid supply hole 4 and fluid discharge holes 5A a...

This cylinder guide mechanism (12) is provided with a floating bush (50) a holding part (70) that holds the floating bush (50) and a linear guide (72). When a working fluid is supplied in a tube (16) and a piston rod (22) moves back and forth the floating bush (50) and a guide member (96) of the linear guide (72) mo...

A guide unit (10) for an actuator (12) includes a slide part (14) and a guide part (16). The actuator (12) is provided with a drive rod (22) extending from a cylinder main body (28). The slide part (14) comprises: a slider (46) detachably connected to the drive rod (22); and a guide rod (48) fixed to the slider (46)...

A clamp apparatus (10) equipped with first and second clamp arms (14 16) which are supported rotatably on a body (12) with a cover (36) being installed to cover outer sides of the body (12). The cover (36) includes openings (46) through which portions of the first and second clamp arms (14 16) are inserted and rotat...

The present invention improves the cooling performance of a refrigeration circuit unit by increasing the cooling efficiency of an air cooled capacitor. A capacitor (23) provided with a plurality of condensing units (40a 40b) positioned so as to overlap in the direction of flow of a cooling wind from a fan (41) where...

A linear guide device (10A) constituting an actuator (12) is provided with: a base section (20); a slider (26) that is slidably provided to the base section (20); and guide sections (28a 28b) that are disposed between the base section (20) and the slider (26) in a state wherein the guide sections are extended in the...

[Problem] To provide a dual 4 port electromagnetic valve in which the function of two 4 port valves has been conferred on a single electromagnetic valve the valve being small and having an efficient design structure. [Solution] A dual 4 port electromagnetic valve comprising: two spools (8a 8b) that independently sli...

In the interior of a valve housing (2) equipped with a first flow path (10) and a second flow path (11) connecting a first port (5) and a second port (6) in parallel there are provided a needle valve body (22) which opens/closes a throttle hole (21) in the first flow path (10) a check valve (13) which opens/closes t...

The present invention relates to a fluidic cylinder. This fluidic cylinder (10) is configured in such a manner that a piston unit (18) is received in an axially displaceable manner within a cylinder tube (12) formed in a rectangular cross sectional shape. The piston unit (18) has: a base body (50) having the front e...

A switching valve (10) is constructed such that a rotor (16) is rotatably provided inside a body (12) and a cover member (18) is provided with respect to the body (12) so as to face a table part (66) of the rotor (16). A gap (S) having a prescribed interval is provided between an upper surface of the table part (66)...

There is provided a shock absorber which enables stable stop by damping at the terminal of a stroke and which can easily cover demanded impact-absorbing models. The shock absorber has a piston chamber filled with oil and involves, within a stroke range of a piston, a start part in which piston starts to move, a ...

[Problem] To simplify the construction and reduce the size of a lock device that locks a linear motion rod by devising a more rational design structure. [Solution] A lock device having: a brake member that clamps and thereby locks the rod; a piston that releases the locked state by pressing against and opening a...

A fluid pressure cylinder (10) is equipped with a piston rod (14) connected coaxially with a piston (12) and which slides linearly in the interior of a body (20). A cutout recess (68) having a predetermined length along an axial direction of the piston rod (14) is formed on a side surface of the piston rod (14). A p...

Connection devices (18a 18b) for connecting together a filter (12) a regulator (14) and a lubricator (16) which constitute a fluidic unit (10) are each provided with: a base member (86) having a hole (98); a pair of first and second fastening members (88 90) which are mounted to one side surface and the other side s...

A clamp apparatus (10) includes a pair of first and second clamp arms (14 16) supported rotatably on a body (12). The clamp apparatus (10) also includes a manual release mechanism (22) capable of manually releasing a clamped state in the case that an output from a drive unit (18) to the first and second clamp arms (...

A clamp device (10) is equipped with a clamp body (14) a piston rod (30) a link mechanism (16) a detection mechanism (18) for detecting a state of rotary motion of a clamp arm (17) and a determination unit (124) for determining whether a state of clamping exists. The detection mechanism (18) includes a first proximi...

A clamp apparatus (10) is provided with a support body (20) that projects in a sideways direction of a body (12) together with a clamp arm (16) which is disposed rotatably in facing relation to the support body (20). On the support body (20) a support member (34) which extends in a horizontal direction is disposed d...

In a fluid pressure cylinder (10) cylindrical bodies (24a 24b) are connected to both ends of a cylinder tube (12) and latching rings (50) are disposed detachably in interior of the cylindrical bodies (24a 24b). A head cover (14) and a rod cover (16) which are accommodated in the cylinder tube (12) are fixed by the l...

The present invention relates to a clamp device. The clamp device (10) is provided with a driving force transmission mechanism (18) which transmits driving force from a drive unit (14) to clamp arms (16a 16b). The driving force transmission mechanism (18) converts the rectilinear movement of a piston rod (62) of the...

Provided is a hydraulic shock absorber such that an oil film stuck to the outer periphery of a rod is removed to the utmost resulting in the oil outflow amount being reduced and that at the same time it is made possible to secure satisfactory slidability between said rod and a rod gasket and to prevent wear of said ...

Provided is a solenoid for an electromagnetic valve wherein magnetic resistance due to a gap between a movable core and a magnetic plate is reduced and magnetic efficiency is improved. In order to achieve this an extending section that extends along the surface of the movable core towards the direction of a rigid co...

In a fluid pressure cylinder (10) a first positioning ring (26) is provided detachably on a first annular projection (34) of a head cover (14) and a second positioning ring (28) is provided detachably on a second annular projection (48) of a rod cover (16). Further a structure is provided in which opposite ends o...

A rotary actuator (10) is provided with a linear activation mechanism (40a) that causes a pinion (80) to rotate, and a cylinder body (12) in which a cylinder hole (28a) is formed. The linear activation mechanism (40a) comprises a rack (42) on which a plurality of teeth (44) that mesh with the pinion (80) are provide...

In the inside of a cylinder tube, there are provided a piston chamber and an adjusting chamber communicating each other, and these both chambers are filled with oil in a pressurized condition, and further, there are provided a piston moving in an axial direction in the piston chamber and a rod coupled to the piston....

A cylinder chamber filled with a liquid, a piston disposed inside the cylinder chamber, a piston rod connected to the piston, and an accumulator allowing the piston rod to generate a damping force by receiving the liquid from a compression side of the cylinder chamber are included, and on an internal periphery of th...

[Problem] To provide a solenoid valve and a manifold type solenoid valve assembly with which it is possible to increase the diameter of a slide hole and reduce the thickness of the body. [Solution] First and second insertion holes (45 46) and first and second recesses (43 44) are provided such that on a plane P that...

ABSTRACT [Abstract] [Object]  To provide a fluid control valve having a configuration suitable for the reuse of exhaust air that is extracted from a pressure chamber of a fluid-pressure actuator by connecting the fluid control valve to the pressure chamber. [Solution]  A fluid control valve includes a supply-air p...

The position sensor attachment band of the present invention for attaching a position sensor to the outer circumference of a cylinder tube has a thin sheet band the thin sheet band has one or more projections protruding on the inner circumferential surface of the thin sheet band in at least the end position among th...

A damper hole having a large-diameter section is formed inside a body which is made of metal. A flange which fits in the large-diameter section is formed in a damper which is made of rubber and is received in the damper hole. The flange defines a cushion chamber in the large-diameter section. A gap for letting air r...

[Problem] To provide a butt welded joint of steel materials that has excellent fatigue strength, and a method for manufacturing this butt welded joint. [Solution] A butt welded joint of steel materials wherein: a pair of steel materials abutted to each other are set as base materials 2, 2, and a welded portion 3 s...

A first fluid circuit (10A) is a fluid circuit of an air cylinder that comprises: an air cylinder (30) with a first air chamber (42a) and a second air chamber (42b) that are defined by a piston (38); a switching valve (16) that is switched between the drive step and return step of the piston (38); a first flow chann...

A selection system (100) for hydraulic circuits has: a cylinder selection processing unit (120); a database (DB8) in which information pertaining to a combination of a plurality of apparatuses is registered in advance; combination selection processing units (124A, 124B) for reading information pertaining to the comb...

A layered nut (10) comprises a plurality of thin nuts (12) formed with through-holes (16) having almost the same diameter. On the inner peripheral surface of each thin nut (12) a plurality of screw threads (18 38) are formed at predetermined angular spacing so as to protrude toward the inside of the through-hole (16...

[Problem] To provide: a seal structure for a spool-type switching valve, which is provided between a spool and a spool hole, the seal structure making it possible to implement smoother movement of the spool and also to extend the lifetime of packing; and a spool-type switching valve provided with such a seal structu...

The present invention has an impeller-shaped paper-made winding drum (2) and paper-made flange plates (3) attached to one and the other end of the winding drum (2), the winding drum (2) has a hollow shaft core (4) and a plurality of blade parts (5) extending in radial directions from the shaft core (4), the shaft co...

[Object]  To obtain a filter element 1 in which redispersion of a liquid that has been collected will not occur by preventing uneven distribution of an adhesive 5   from being generated when an upper end cap is bonded to an upper end portion of a filter assembly with the adhesive. [Solution]  An upper end cap 3 i...

A floating joint (10) has a first connection section (16) and a second connection section (18) which are capable of pivoting relative to each other. In the manufacturing of this joint (10) a receiving step is performed in which the flange section (46) of the first connection section (16) the umbrella section (60) of...

In a cylinder body (14) of a fluid pressure cylinder (10) pistons (20a 20b) are movably accommodated in respective cylinder holes (12a 12b) which are formed in a pair of main body portions (26a 26b). Further a rod (46) on which a magnet (50) is installed is disposed movably in the axial direction in a connecting sec...

A piston rod (18) and a rod cover (22) which constitute this hydraulic cylinder (10) are configured from aluminum or an aluminum alloy. An alumite coating film (58) is formed on at least a part of the inner wall surface of the rod cover (22) that constitutes a rod insertion hole (20) and a diamond like carbon coatin...

A sensor attachment tool (10A) is provided with a rail shaped sensor holder (28) having a sensor insertion groove (40) for accommodatably holding a position sensor (16) so that the position of the position sensor (16) can be adjusted a band part (30) linkable at both ends to the sensor holder (28) and configured so ...

The present invention makes a more efficient design of a manifold block possible by incorporating a silencer member for limiting exhaust gas noises from electromagnetic valves into the manifold block. A manifold block (2) is provided with: installation grooves (8a 8b) for installing a silencer member (50); and multi...

A needle screw (66) fitted to a compressed fluid supply part (54) that is provided on a nozzle main body (20) of a dust removing device (10) according to the present invention adjusts the jet flow rate of a first compressed fluid from a jet nozzle (16) by adjusting the flow path area of a first fluid supply path (80...

[Problem] To provide a fluid control valve which has a simple structure is compact and is highly responsive when used while being connected to a fluid pressure circuit. [Solution] A fluid control valve has a first flow passage (27) and a second flow passage (28) which connect a first port (13a) and a second port (...

[Object]  There is provided a speed controller that can be mounted on a fluid-pressure cylinder compactly. [Solution]  A valve body 11 of a speed controller includes a main body 12 that extends along a first axis LI and a mounting portion 41 that projects from a side of the main body 12 along a second axis L2 that ...

A cylinder main body (36, 136) of a fluid pressure cylinder (20, 20A, 120, 120A) includes: a switch valve (24,124), a check valve (30,130), a flow path (60, 62, 64, 68, 80) communicating a high pressure air supply source (26, 126) with a head side cylinder chamber (42, 142) and communicating an exhaust port (28, 128...

A fluid pressure cylinder driving device (20, 20A to 20F) includes a switch valve (24), a high pressure air supply source (26), an exhaust port (28) and a check valve (30). When the switch valve (24) is at a first position, a head side cylinder chamber (42) communicates with the high pressure air supply source (26),...

When a fluid is supplied to a first pressure-boosting chamber (32a) and/or a second pressure-boosting chamber (32b) of a pressure booster (10 10A 10B) either a first electromagnetic valve unit (22) supplies a fluid discharged from a first pressurizing chamber (34a) to a second pressurizing chamber (34b) or a second ...

A hydraulic fluid cylinder (10A) is equipped with a cylinder tube (12) a piston unit (18) and a piston rod (20). The piston unit (18) has a piston body (38) comprising a plurality of members and provided with a gasket-mounting groove (36). The piston body (38) has a first piston member (40) and a second piston membe...

A hydraulic fluid cylinder (10A) is equipped with a cylinder tube (12) a piston unit (18) and a piston rod (20). The piston unit (18) has a piston body (38) provided with a gasket-mounting groove (36). A gasket member (33) is mounted in the gasket-mounting groove (36). The gasket member (33) has a gasket body (34) p...

A hydraulic fluid cylinder (10A) is equipped with a cylinder tube (12), a piston unit (18), and a piston rod (20). The piston unit (18) has a gasket (34) and a piston body (38) comprising a plurality of members and provided with a gasket-mounting groove (36). The piston body (38) has a first piston member (40) which...

A corrosion-resistant member (10) provided with: a base material (16) made of aluminum or an aluminum alloy; a diamond-like carbon film (18) formed on a surface of the base material (16) and made of amorphous carbon (a-C) or hydrogenated amorphous carbon (a-C:H); and an epoxy resin-containing coating material (20), ...

A control valve (14) configuring an intermittent air-generating device (10) is made from a five-port valve, the inlet port (24) of which is connected to a fluid supply source (12) and the outlet port (26) is connected to an air-spraying device (18). As a result of pilot air being supplied to a pilot input port (32),...

[Object] To solve problems that occur in use of a large-sized waterproof cover by using multiple small-sized waterproof covers to cover all of a large quantity of electromagnetic valves mounted on a manifold. [Solution]  A manifold 10 includes multiple first valve mount portions 20A, on each of which three electrom...

A pressure booster (10) constituting a cylinder apparatus (12) is provided with a first piston (90) and a second piston (94) that are coupled to each other by a rod (96). A connection member (160) provided to the second piston (94) is configured so as to be displaceable from a connection position to a blocking posit...

According to the present invention a rod assembly (17A) for a fluid pressure cylinder (10A) comprises a rod member (20) and a packing (34) that is mounted on an outer circumferential part of the rod member (20) and slides along a slide hole (13). Assembly is simple because a conventional hard piston is not used. Sai...

This pressure booster (10) having arranged therein drive cylinders (14, 16) on both sides of a boosting cylinder (12) is provided with: a pair of pilot valves (72, 74) that are actuated when pistons (36, 38) of the drive cylinders abut against the moving ends thereof; and a pair of actuation valves (48, 52) that swi...

This air cylinder fluid circuit (10) is formed by connecting a switching valve (14), which switches the supply and discharge of compressed air, and cylinder port parts (34, 36) of an air cylinder (12) by means of pipes (16, 18), wherein the acoustic velocity conductance of the pipes (16, 18) is smaller than the acou...

A boosting device (10) is provided with: a drive unit (12) which is driven under the action of energization; and a boosting mechanism (14) which is connected to the drive unit (12) and which boosts and outputs a pressurized fluid. The boosting mechanism (14) comprises: a rotating body (30) which is connected to a dr...

Provided is a balancer cylinder (10) attached such that the axial direction thereof is perpendicular to a workpiece-conveying apparatus (100) having a pressure fluid supply source (16), wherein a second flow channel (28b) through which the pressure fluid supply source (16) and a first cylinder chamber (36a) are comm...

A shaft coupling structure (45A) includes a stopper member (48) attached to a piston rod (22) so as to be relatively rotatable and having a plurality of engagement projections (49) and a plurality of slot grooves (50). The plurality of engagement projections (49) are inserted into the slot grooves (50) respectively....

This wireless communication system (10) allows the movement of a carriage (28) or an automated conveyance vehicle (36) to which a plurality of slave wireless devices (16) and a plurality of appliances (14) are provided. A master control unit (12a) of a master wireless device (12) uses a master communication unit (12...

This compressed fluid discharge control device (10) is provided with a diaphragm valve (40). When an opening/closing operation member (14) is operated, a pilot chamber opening/closing valve (92) opens to open a pilot chamber (52). As a result, pressure within a valve chamber (34) becomes higher than that in the pilo...

[Problem] To provide: a seal structure, between a piston and a cylinder hole in a hydraulic cylinder, that allows for smooth action of the piston and allows a packing to have longer life; and said hydraulic cylinder. [Solution] A packing 20, having a pair of seal sections 23 (23a), 24 (24a) at the two end sections o...

A clamping device (10) has a clamp arm (20) pivotably housed inside a body (16), and a locating section (54) for positioning workpieces (W1, W2) is provided on an upper portion of the body (16). The locating section (54) is formed with a slit hole (60) which enables a claw portion (76) of the clamp arm (20) to protr...

This wireless valve manifold (60) is constituted so as to be capable of wireless communication, and so as to have a plurality of solenoid valves (56). This wireless valve manifold (60) is able to move by means of a movable unit (14). In addition, the wireless valve manifold (60) comprises a battery (76) which can su...

[Problem] To provide a seal structure for a fluid pressure device, which has low sliding resistance and in which trapping, seizure, etc. caused by protrusion from a mounting groove are unlikely to occur. [Solution] A seal structure 2 has a mounting groove 16 which is formed in a first member 5, and packing 8 which i...

A clamping device (10) includes a body (12), a clamp arm (14), and a drive mechanism (22) that includes a displacement body (36) displaced linearly, and rotates the clamp arm (14) based on the displacement of the displacement body (36). The displacement body (36) includes a guide surface (74) for guiding the rotatio...

In a compressed-fluid discharge control device (10), there are formed a valve chamber (68) communicated with a discharge channel (70) and supply channels (24, 66) for supplying a compressed fluid, and a pilot chamber (82) into which the compressed fluid is introduced from the supply channels (24, 66). A diaphragm va...

A fluid pressure cylinder (10) includes a body (12) having a pair of cylinder holes (20), a pair of pistons (24), a pair of piston rods (26), and an end plate (50). Each of the pistons (24) partitions the corresponding cylinder hole (20) into a head-side cylinder chamber (40) and a rod-side cylinder chamber (42). Th...

When viewed in section, a cylinder hole (14) in a fluid pressure cylinder (10) has a polygonal shape including inner circumferential surfaces parallel to a plurality of surfaces constituting a body (12). A piston (30) has a polygonal outer edge having a shape corresponding to the shape of the cylinder hole (14) and ...

[Problem] To control a flow of compressed air in a filter element so as to prevent gathering droplets from dispersing into the compressed air again. [Solution] A filter element 1 includes: a central flow channel 10; an inner core 6; an inner filtering member 7; an outer core 8; and an outer filtering member 9. The i...

A first MR sensor (28) and a second MR sensor (30) are a combination of a first magnetic resistance effect element pattern and a second magnetic resistance effect element pattern, and the first MR sensor and the second MR sensor are disposed a prescribed distance apart such that, when the first MR sensor receives th...

A time delay valve (10) comprising: a switching valve (18) that switches between a first position and a second position; an urging member (20) that urges the switching valve (18) toward the first position; a driving mechanism (22) that urges the switching valve (18) toward the second position located opposite the fi...

[Problem] To provide a compact, low-cost, and energy-saving chiller. [Solution] The present invention comprises: a single tank 1; a single pump 2; a plurality of coolant circuits 3, 4 that cool a plurality of loads individually; and a refrigeration circuit 5. The plurality of coolant circuits 3, 4 and the refrigerat...

[Problem] To provide a chiller which has a DI filter for removing ionic material in cooling water and is compact, and which can save energy and costs. [Solution] This chiller 1 has cooling water circuits 3, 4 separately providing cooling water 7, 8 to two devices 5, 6, and a refrigeration circuit 2 through which a p...

This magnetic encoder (10) is provided with: a first member (48) including a first wall part that has formed therein an insertion through-hole (54) through which a rotary body (14) is passed; and a second member (52) including a second wall part (56). A permanent magnet (42) and a magnetic sensor (44) for detecting ...

[Problem] To provide a flow rate control valve that is capable of displaying the opening degree of a needle valve in a flow path and has achieved a reduction in size. [Solution] A flow rate control valve (10) comprises: a handle (32) rotatably provided to a first body (12) having a second flow path (16b); a needle v...

The present invention pertains to a fluid pressure cylinder (10) which has a head cover (14) and a rod cover (16) provided on both ends of a cylinder tube (12) wherein the head cover (14) and the rod cover (16) are formed by casting such as die casting. A first connecting channel (34) which recesses in a groove shap...

A guide mechanism (10) is provided with: a guide member (72) having a first groove (81); a slide member (74) having a second groove (82); and rolling bodies (76) arranged in a guide groove (98) comprising the first groove (81) and the second groove (82). A stopper (100) for preventing the rolling bodies (76) from mo...

[Problem] To provide a sensor mounting device for a hydraulic cylinder the sensor mounting device being configured so that even if a fastening screw is strongly tightened when mounting a position sensor to the hydraulic cylinder using a mounting band the mounting band is not broken by shear force. [Solution] A moun...

[Problem] To obtain a filter element with a simple constitution that can reliably prevent remixing of liquid collected by a filtration member into compressed air after cleaning. [Solution] A filter element has an inside filtration member 7 surrounding a center space 6 an outside filtration member 8 surrounding the i...

The present invention relates to a hydraulic cylinder. A rod cover (102) that constitutes a hydraulic cylinder (100), has a set of first bolt holes (106) formed in the top surface so as to penetrate therethrough in a height direction, and has a set of second bolt holes (108) formed in a side surface of the rod cover...

To provide a solenoid valve that operates a valve by displaying a movable core by exciting a solenoid wherein it is possible to further minimize production costs by a more rational improved design. [Solution] A movable core 40 has a core part 43 formed in a plate shape having an approximately rectangular cross secti...

[Problem] To alleviate external forces such as compressive force which act on a valve when a valve seats on a valve seat thereby minimizing wear and/or irreversible deformation sustained by the valve as a result of the repeated action of such an external force on the valve and minimizing fluctuations in responsivene...

A clamping apparatus (10) is provided with: a metallic detector (20) that is provided to a pivot shaft (90) pivotally moving integrally with a clamp arm (18) under the operation of a driving unit (12), in such a manner as to extend along the pivot shaft (90) so as to be around the axis thereof; and one proximity sen...

A first position detection sensor (70a) and a second position detection sensor (70b) of a pressure booster (10) detect the position of a first piston (44) or a second piston (46). A fluid supply mechanism (48) supplies a fluid to a first pressure-boosting chamber (34a) and/or a second pressure-boosting chamber (36a)...

This position detection switch (10) is provided with a case (12) having a cylindrical part (12a) that has a plurality of ribs (30a-30f) on an inner circumferential wall thereof along the axial direction thereof. Accordingly, the strength of the case (12) is increased, and running of a molten resin, for fixing a subs...

[Problem] To provide a manifold base in which a silencer for suppressing exhaust noise from an electromagnetic valve is incorporated in a base main body thereby enabling a more efficient design of the base main body and to provide a manifold-type electromagnetic valve equipped with this manifold base. [Solution]...

A pressure booster (10) is equipped with a pair of cylinders (12a 12b) provided on both sides of a center unit (20) pistons (14a 14b) each disposed inside the pair of cylinders and a piston rod (26) connecting the pistons wherein each of the cylinders has a drive chamber (34a 34b) and a booster chamber (36a 36b) par...

This composite valve (1A) is formed by a valve body (10A) a first valve module (40A) and a second valve module (70A). The valve body (10A) has: a first body section (10a) for attaching the first valve module (40A); a second body section (10b) for attaching the second valve module (70A); a third body section (10c) ha...

According to the present invention a fluid pressure cylinder (10A) includes a piston assembly (17A). A piston main body (38) of the piston assembly (17A) includes a piston-side engagement part (40). A piston rod (20) includes a rod-side engagement part (42) that engages the piston-side engagement part (40). One of t...

A hydraulic cylinder (10) comprises a cylinder tube (12) having a circular slide hole (13), a piston unit (18), and a piston rod (20). The piston unit (18) has a circular piston body (40), packing (42) that is installed on the outer circumferential portion of the piston body (40), a movable member (44) that is mount...

The present invention allows the number of components to be reduced and assembly work to be easily performed. A cylinder drive manifold device (10) that constitutes a cylinder drive apparatus (12) is provided with a block-shaped manifold (30) in which a plurality of holes are formed for circulating a fluid used for ...

A movable iron core (70) of a pilot-type solenoid valve (10) has a groove-like to-be-locked part (78) formed in the outer circumference thereof. A coiled coupling spring (42) for coupling the movable iron core (70) and a main valve unit (38) has: a first winding part (44) that is bent to form a polygon shape, and is...

A workpiece holding device (10a) includes a plurality of holding claws (38) configured to hold a workpiece (12a), and holding cylinders (36) as claw opening/closing members configured to displace the holding claws (38) in a direction closer to or away from a first workpiece (12a). The holding cylinders (36) are prov...

A workpiece gripping device (10) includes a gripping body part (14) that includes a slit (25) into which a plate-shaped part (Wp) of a workpiece (W) can be inserted; and a positioning mechanism (16) that includes an engagement part (28) that is structured to be engaged with the plate-shaped part (Wp) of the workpiec...

The present invention has: a chuck mechanism (1) whereby a piston (12) inside a cylinder tube (11) is operated by action of compressed air, a pair of fingers (5, 5) is opened and closed by a rod (13) connected to the piston (12), and a work piece (W) is grasped; and a locking mechanism (2) for locking the fingers (5...

A workpiece gripping device (10) includes a gripping member (20) and a holding member (22). The gripping member (20) includes a pair of extension parts (26) that protrude from a base part (24) and face each other with a space therebetween where the plate-shaped part (Wp) of the workpiece (W) can be inserted, and is ...

[Problem] To provide a compressed-air heat exchanger in which flow path arrangement is made more efficient, a compressed-air dehumidification unit using the heat exchanger, and a dehumidification system provided with the dehumidification unit. [Solution] On an outer periphery of a cylindrical flow pipe 10 in which a...

A fluid circuit (10) for air cylinders is provided with a switching valve (14), an air supply source (16), an exhaust port (18), and a check valve (20). When the switching valve is in a first position, one cylinder chamber (32) is connected with the air supply source, and the other cylinder chamber (34) is connected...

This piston unit (18) is provided with: a piston body (40); packing (42) mounted on an outer circumferential portion of the piston body (40); a holding member (44) having a plurality of magnet holding portions (58) that are arranged along a circumferential direction; a plurality of magnets (46) which are held at int...

This hydraulic cylinder (10) is provided with a cylinder tube (12), a piston unit (18), and a piston rod (20). The piston unit (18) has: a piston body (40); packing (42) mounted on the piston body (40); a holding member (44) mounted on the piston body (40); and a magnet (46) held by a magnet holding part (58) of the...

A hydrostatic pressure cylinder (10) is configured in such a way as to cause a holding member (44) which holds a magnet (46) and is mounted on a piston unit (18) to rotate together with a cylinder tube (12), and by fixing the cylinder tube (12) in such a way as to be capable of rotating with respect to a rod cover (...

A fluid pressure cylinder (10) provided with: a cylinder tube (12) having a sliding hole (13) internally; a piston unit (18) disposed along the sliding hole (13) so as to be capable of moving back and forth; and a piston rod (20) projected in the axial direction from the piston unit (18), wherein the piston unit (18...

This magnet chuck (10) has a piston assembly (14), including a tube shaped permanent magnet (42) and a core yoke (40), that is provided to be able to move on the interior of a cylinder tube (12), wherein the permanent magnet (42) is provided on the outer periphery of the core yoke (40), is magnetized in the radial d...

A magnetic chuck (10) configured such that a piston assembly (14) that contains a cylindrical permanent magnet (42) and a core yoke (40) is provided so as to be movable inside a cylinder tube (12), wherein the permanent magnet (42) is provided on the outer periphery of the core yoke (40) and is magnetized in the rad...

Provided is a gate valve (10) that comprises: a valve box (14); a linear channel (12) that is formed inside the valve box (14); a valve disc (16) that is displaceable in an axis direction perpendicular to the channel (12) and that can obstruct the channel (12) by the external surface thereof abutting the inner wall ...

The present invention enables simpler and more reliable attachment of a joint guide (37) to a tube connection hole (31a, 31b) of a joint body (30) by means of press fitting the joint guide. On the inner periphery of the tube connection hole (31a, 31b) formed in the joint body (30), a plurality of abutting walls (42)...

A drive device (10) for driving a fluid pressure cylinder (12) has an air supply source (52) which supplies air, a switching valve (14) which switches between the supply and discharge of the air to and from the fluid pressure cylinder (12), bypass piping (20) which connects the head-side cylinder chamber (16) and ro...

[Problem] To ensure sufficient coupling stiffness between a valve body and a magnetic cover in a solenoid valve which is configured by coupling the valve body and the magnetic cover by engaging a locking protrusion and a locking hole, wherein a main valve for switching the connection state between ports is embedded ...

A flow controller (12) that changes the flow rate of air exhausted from an air cylinder (100) in mid-stroke includes a first switching valve (20) displaced from a first position to a second position under the effect of pilot air, and causing one port (104) of the air cylinder (100) to communicate with a first channe...

[Problem] To provide a chiller with outstanding responsiveness to changes in temperature of coolant and excellent accuracy of temperature control. [Solution] This dual chiller comprises: a first coolant circuit 3 which supplies a first coolant 7 inside a first tank 40 to a first load 5; a second coolant circuit 4 wh...

This wireless antenna module (100) comprises: a housing (102); and at least a wireless antenna (122), a main controller (40E) and an externally connection connector (104) provided to the housing (102). The main controller (40E) has at least a processor (142) which performs handling of information with other devices ...

This equipment inspection system (70) performs compressed air leakage inspection on a plurality of pieces of pneumatic equipment (20, 22, 24) that are connected to pipes (16), or pipe joints (128, 130) that connect the respective pipes and the plurality of pieces of pneumatic equipment. The equipment inspection syst...

A pipe inspection system (30) tests for compressed air leaks in a section (32) to be inspected in a pipe (16). The pipe inspection system has a first branch pipe (34) and a second branch pipe (46). The first branch pipe branches from the pipe, upstream of the section to be inspected, and joins the pipe, upstream of ...

[Problem] To provide a temperature adjustment device that, for adjusting the temperature of a load to a target temperature, can gradually change the temperature of the load to the target temperature while adjusting the temperature even in the middle of the adjustment. [Solution] At each of a plurality of predetermin...

[Problem] To provide a refrigeration-type chiller suited to gradually changing the temperature of a load to a target temperature over a fixed amount of time. [Solution] The present invention comprises: a coolant circuit 3 that supplies a coolant to a load 2; a refrigeration circuit 4 that adjusts the temperature of ...

A cylinder device (10) comprises: a first cylinder chamber (26) that has a first piston (20); a second cylinder chamber (28) that has a second piston (22); a first rod (46) that is connected to the first piston (20); a second rod (48) that partially overlaps with the first rod (46) in the radial direction, and protr...

A first sensor (28) and a second sensor (30), of this position detection switch (25) that detects the magnetic field of a magnet (22) attached to a piston (18), are magnetic sensors that sense only the magnetic field in a single axis direction, distinguish between forward and reverse directions, and output the resul...