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WO/2017/146263A1 |
The present invention comprises: a first layer (52) having a first oil passage (91) having a circular cross-section and opening to a first groove (19a) extending in a direction orthogonal to a first surface (19); a second layer (61) lami...
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WO/2017/145969A1 |
[Problem] To provide a liquid material discharge device capable of reducing takt time. [Solution] A liquid material discharge device comprising: a liquid chamber connected to a discharge port and having liquid material supplied thereto; ...
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WO/2017/141479A1 |
A control device 100 for a fluid pressure actuator is provided with: a first valve 20 which controls the flow of a hydraulic oil that is supplied to or discharged from a hydraulic cylinder 2; an increase/decrease determination unit 43 wh...
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WO/2017/137321A1 |
The invention relates to a gear shifting device for a transmission, in particular for a reversing transmission, comprising a gear shifting element (21), a housing (10, 11), and a gear shifting lever (1), wherein the first end (2) of the ...
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WO/2017/130404A1 |
The purpose of the present invention is to provide a spool valve device for a pneumatic cylinder, which is capable of adjusting the dead band during switching back and forth between an extension direction operation and retraction directi...
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WO/2017/132433A1 |
Hydraulic circuits for controlling a movable component use one or more of a plurality of fluid supplies. Pressurized fluid flowing from one supply is routed toward the component and is not inadvertently vented into another fluid supply, ...
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WO/2017/130850A1 |
Provided are a fluid control device in which gas line sections can be easily mounted on a frame, and a method for attaching and detaching the gas line sections. A first horizontal frame member 10 of the frame 2 is provided with: a hookin...
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WO/2017/130455A1 |
A pilot operated switching valve (50) is provided with: a housing hole (53) formed in a valve body (52) and having an opening end (53a); a spool (54) housed in a slidable manner within the housing hole (53) and permitting or blocking the...
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WO/2017/127001A1 |
The present invention regards a fluid actuator arrangement (101) comprising a first cylinder housing (103) including a first head member (105) and a second head member (107); a first piston body (109) is slidable arranged in said first c...
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WO/2017/127678A1 |
A control valve comprises a body. A diverter is disposed within the body. The diverter is movably positionable within the body such that the diverter can assume a first position, second position and third position. The body includes one ...
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WO/2017/127003A1 |
The present invention regards a fluid actuator arrangement (101) comprising a first cylinder housing (103) including a first head member (105) and a second head member (107); a first piston body (109) is slidable arranged in said first c...
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WO/2017/110177A1 |
According to the present invention, a back pressure control valve (40) is provided with: a switching valve (50) which opens/closes a connection path (13); and an emergency operation valve (60) which is provided to a branched path (14) an...
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WO/2017/110167A1 |
The present invention can achieve energy conservation by carrying out recycle control even when an abnormality occurs in a pressure sensor of a hydraulic actuator. The present invention is provided with: a hydraulic pump (41b) that suppl...
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WO/2017/110525A1 |
A mixer drum drive device (100) is provided with: a hydraulic pump (5) driven by a propulsion engine (3) of a vehicle (1); a hydraulic motor (6) that drives a mixer drum (2) to rotate through the action of a working fluid discharged from...
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WO/2017/112720A1 |
Apparatus for independently controlling the seating force in a rotary valve are described herein. An example apparatus includes a rotary valve having a flow control member and a dual-acting actuator operatively coupled to the rotary valv...
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WO/2017/103100A1 |
A modular directional valve with two or more elements (E1, E2, E3, E4) in turn connectable to respective utilities (U) through the uses (A1, B1, A2... B4); of which one or more elements (E1 E2) are of the CA type while one or more elemen...
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WO/2017/103104A1 |
Modular directional valve with two or more crossing elements (E1.. En) able, acting only on the entry side, to manage a variable displacement pump (PA) of the load sensing type. In particular, this management allows in a single drive, un...
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WO/2017/103079A1 |
Modular directional valve with two or more crossing elements (E1.. En) fed by a variable displacement (PA), negative control or load sensing pump. A pressure regulator (5) is placed in the entry side and only on the bypass line and upstr...
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WO/2017/102331A1 |
A valve arrangement for hydraulic control of a piston-cylinder of a power switch (7) contains a main stage having a first main valve (31) and a second main valve (32), and a pilot stage having at least one pilot valve (3, 4). In order to...
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WO/2017/104179A1 |
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 wit...
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WO/2017/104459A1 |
The present invention ensures different initial responses depending on the hydraulic actuator in almost the same manner as when using a hydraulic pilot-mode manipulator. According to an operation signal from electric lever-type work mani...
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WO/2017/097470A1 |
A hydraulic arrangement (10) for a motor-vehicle drivetrain (40) which has a first hydraulic consumer (16; 52) and a second hydraulic consumer (18; 44), wherein the first consumer (16; 52) is provided for being supplied with a first flui...
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WO/2017/099230A1 |
This hydraulic drive system is provided with a control valve device for an actuator, an operation device including an operation lever, a variable-capacity-type pump, and a flow rate adjustment device for controlling the discharge flow ra...
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WO/2017/094454A1 |
A pressure compensation unit comprises: a control valve that controls supply and discharge of a hydraulic liquid to and from an actuator, said control valve comprising a pump port, a pair of relay ports, a pair of supply and discharge po...
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WO/2017/090465A1 |
Provided is a control device for a construction machine with which it is possible to stop an upper rotation body at a desired rotation stop angle. A main controller is provided with: a rotation stop desired-angle-setting unit for setting...
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WO/2017/085996A1 |
A counter balance valve (10) is provided with: valve-side passages (14a), (14b) connected to a direction switching valve (3); motor-side passages (15a), (15b) connected to a hydraulic motor (2); a control valve (11) that controls flow of...
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WO/2017/086844A1 |
The present invention regards a method for operating a telescopic device (1) and the elongated telescopic device (1) per se comprising a support element (8) formed to encompass first and second telescopic element (9', 9'') mounted so as ...
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WO/2017/084792A1 |
The invention relates to an energy storage system (1) for temporarily storing electrical energy with an electric machine (4) which is drive-connected to a hydraulic machine (5), and with a pneumatic-hydraulic piston-cylinder arrangement ...
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WO/2017/076965A1 |
The invention relates to a method for controlling a hydraulically actuated drive unit (1-3) in particular for a valve, wherein the adjustment velocity (v1) is determined at least over part of the adjustment travel of the drive unit and i...
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WO/2017/073439A1 |
Provided is a fluid control valve having a structure suitable for removing exhaust from a pressure chamber of a fluid pressure actuator and reusing the exhaust. The fluid control valve comprises: an air supply flow path (14) that connect...
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WO/2017/073163A1 |
The purpose is to provide a hydraulic pressure control device and a brake system able to improve the degree of layout freedom for an oil passage inside a housing. The present invention is provided with: a normally closed electromagnetic ...
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WO/2017/071027A1 |
A multi-cylinder synchronized hydraulic lifting/lowering system and method, applicable in lift systems such as a hydraulic elevator and a construction lifting/lowering platform. The system comprises a fluid replenishing circuit (1), a vo...
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WO/2017/072173A1 |
The invention relates to an actuator device comprising two drive units (10, 20) for an actuator output drive (24). The first drive unit (10) has a first piston chamber (11), a first piston (12) which can be moved in the piston chamber, a...
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WO/2017/068229A1 |
A hydraulic system and a method comprising a linear actuator 23 for generating discrete sum forces, chambers A-D for generating discrete force components, at least two charging circuits 3,4 configured to maintain predetermined pressure l...
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WO/2017/068447A1 |
The present invention concerns a pressure multiplication hydraulic circuit comprising at least one hydraulic pressure multiplication device (1, 101) comprising at least one hydraulic drive cylinder (10, 110) and at least one hydraulic cy...
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WO/2017/070539A1 |
Systems, methods and devices are described providing a selective hydraulic or electrically powered prime mover that is a (bi-directional power unit) PU system, including movement within a device or system used to compress and/or expand a...
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WO/2017/069692A1 |
A remote controlled demolition robot (10) comprising a controller (17) and at least one actuator (12) controlled through a hydraulic system (400) comprising at least one valve (13a) connected to a corresponding actuator for a tool (11b) ...
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WO/2017/064953A1 |
A fluid pressure control circuit connected to first and second pumps (40, 50) is provided with a selector valve (21) that allows or blocks connection with the first and second pumps (40, 50), and first and second unloading valves (A1, A2...
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WO/2017/064954A1 |
In a valve device (70), first and second spool holes (40, 41), into which first and second spools (42, 43) of first and second unloading valves (A1, A2) are respectively incorporated, are formed in a second valve block (32). The openings...
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WO/2017/061220A1 |
A boom lever device (35) is operated by an operator and switches a boom direction control valve (31). A variable throttle (43) is provided in the middle of a center bypass pipeline (27) and variably narrows the flow channel area of the c...
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WO/2017/056702A1 |
A hydraulic cylinder drive device comprises: a hydraulic cylinder provided with a piston rod for operating a device to be operated; an electric motor/generator functioning as an electric motor operated by electric power supplied from the...
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WO/2017/056647A1 |
A spool valve device is provided with a valve body (B), actuator ports (34, 35), a spool (37), a supply passage (33), and a regeneration flow passage (45) formed in the spool (37). The inlet (46) of the regeneration flow passage (45) is ...
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WO/2017/052463A1 |
The present invention regards a modular fluid actuator system provided for generating a relative motion between a first fluid transfer chamber (2, 19') of a first module unit (11, 47) and a piston rod arrangement (5) in an axial directio...
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WO/2017/051824A1 |
This fluid pressure control device is provided with a switching valve (22) for switching the action of an operate check valve (21), a relief valve (41) that opens when pressure of a load-side pressure chamber (2a) reaches a prescribed pr...
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WO/2017/052433A1 |
The present invention regards a modular fluid actuator system provided for generating a relative motion between a first fluid transfer chamber (2, 19') of a first module unit (11, 47) and a piston rod arrangement (5) in an axial directio...
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WO/2017/050356A1 |
Disclosed and claimed is a double-acting cylinder comprising a cylinder housing, a first floating piston, a second floating piston and a central piston which is movable to three stationary positions along an actuation direction of the cy...
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WO/2017/047108A1 |
Provided is a cylinder acceleration mechanism comprising: a buffer tank (2) that supplies and discharges oil with respect to a bottom-side line (6) which connects to a bottom-side compartment (11) of an operation cylinder (1); and an inv...
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WO/2017/049033A1 |
A gas-over-oil actuator system for use with a valve in a natural gas pipeline. The system includes a gas-over-oil actuator and a wireless position monitor operatively coupled to the gas-over-oil actuator. The wireless position monitor in...
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WO/2017/047168A1 |
[Problem] To provide: a pump unit which has a reduced overall length and the mechanical efficiency of which is maintained when the pump unit is used for a long period of time; and an actuator provided with the pump unit. [Solution] A pum...
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WO/2017/047428A1 |
Provided is a hydraulic drive device that is provided in a work device and with which it is possible to obtain a high energy-saving effect with a low-cost configuration while being equipped with a plurality of hydraulic actuators. The hy...
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