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WO/2012/163209A1 |
A hydraulic horizontal steel wire rope bending fatigue tester machine and an annular composite pad. A base (1) of the fatigue tester machine has fixedly arranged at one end a driving wheel (3), and movably arranged at the other end a tes...
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WO/2012/162727A1 |
A tripper unit including a main body and a ramp for engaging a release mechanism of a railway carriage, the ramp being arranged to move between an elevated position and a retracted position, wherein the device further includes a pressuri...
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WO/2012/165232A1 |
A piston main body (13) in a piston assembly (10A) of a fluid pressure cylinder (11) has a first piston member (40) and a second piston member (42) composed of a plate-shaped member. The first piston member (40) and the second piston mem...
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WO/2012/166520A2 |
A hydraulic fluid system (150) for a mobile machine (100) includes a closed loop hydraulic fan circuit (10). The hydraulic fan circuit (10) includes a primary pump (14), a motor (18) fluidly connected to the primary pump (14), and a fan ...
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WO/2012/163320A1 |
The invention relates to a piston-cylinder arrangement, in particular for use in a hydraulic system for activating a clutch in a motor vehicle, having a piston which is arranged in an axially movable fashion in the cylinder, wherein an i...
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WO/2012/166039A1 |
The present invention concerns an arrangement for the mounting of a piston (2) onto a piston rod (4) for a hydraulic or pneumatic piston-cylinder unit (1), which piston (2) is provided with a penetrating hole (7) with an internal thread ...
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WO/2012/160287A1 |
The invention relates to a device which comprises a gear change fork (1), a hydraulic cylinder including a stationary cylindrical spindle (2) with a stationary transverse wall (3) projecting from said spindle (2) and a piston that is tra...
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WO/2012/159324A1 |
A piston-type speed controller comprising a first piston rod (1A), a second piston rod (1B) and a flow baffle plate (2B) jointed to a piston (2A). One end of the first piston rod (1A) is fixed to the piston (2A) and the other end is prov...
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WO/2012/162235A2 |
A pump system (24) is disclosed. The pump system may have a pump (28) with a displacement that is variable, and an actuator (34) movable to adjust the displacement of the pump. The pump system may also have an electro- hydraulic valve (3...
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WO/2012/161159A1 |
The present invention relates to a coupling structure for a piston used in a fluid-pressure cylinder. The piston (16) in said fluid-pressure cylinder (10) contains a piston hole (44) that runs through the central part of said piston in t...
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WO/2012/151709A1 |
The invention relates to an operating cylinder (1) which comprises a cylinder liner (3) having one or more annular grooves (4) incorporated into it, corresponding retainer rings (5) or retainer ring segments (5a) fitting into said groove...
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WO/2012/151708A1 |
The invention relates to a sensor (10) which can be screwed into an operating cylinder (1), said cylinder being pressure-sealed and the sensor opening (11) being sealed at the same time from leakage by a sealing ring (11a), or an insert ...
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WO/2012/153004A1 |
The invention relates to a method for cylinder use, whereby a bi-functional cylinder (1) is being used in a hydraulic circuit by a pump arrangement (2), such as a fixed displacement pump or like, by producing plus and minus movements of ...
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WO/2012/152253A1 |
The invention relates to a hydraulic cylinder (1) for vehicle lifts, said cylinder comprising piston rods that can be extended upwards and downwards. The invention is characterised in that the hydraulic cylinder (1) has at least three pi...
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WO/2012/148900A1 |
Self-regulating pressure source. The pressure source includes a chamber enclosing a chemical monopropellant. A moveable boss is attached to a deformable membrane sealing an air chamber, the moveable boss and air chamber being disposed wi...
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WO/2012/147599A1 |
The present invention is related to a wear ring, the wear ring (20) being attached to the outer peripheral side of a piston (16) in a fluid pressure cylinder (10). An inner peripheral surface (58b) of an annular body (58) protrudes radia...
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WO/2012/148961A2 |
The present disclosure sets forth an axial piston pump with greatly improved throughput. The axial piston pump provides cylinders, antechambers, and fluid flow apertures which are uniquely shaped and dimensioned so as to increase the ove...
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WO/2012/144691A1 |
The present invention pertains to a double-acting multi-stage pneumatic cylinder. The pneumatic cylinder according the present invention has a piston rod movably mounted in a cylinder and first and second input and output ports respectiv...
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WO/2012/143171A1 |
A piston accumulator (1) for the hydraulic or pneumatic storage of energy is described, wherein a separating element (5) can be displaced within an accumulator housing (3) along a displacement direction (7). In this case, a current posit...
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WO/2012/144940A1 |
The invention relates to an actuator (1) for a hood lifting arrangement in a vehicle safety system in order to provide protection for a pedestrian hit by the vehicle and a vehicle comprising such a system including the actuator (1). The ...
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WO/2012/144939A1 |
The invention relates to an actuator 1 suitable for a pedestrian safety hood lifting arrangement comprising a housing 2, a piston 5 and a sealing 8. The sealing 8 is located at the second end 4 of the cylinder 2 and seals a space between...
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WO/2012/143991A1 |
Provided is a sealing system with improved durability. A sealing system for which a dust seal is formed from a first dust seal (100) and a second dust seal (200) provided closer to the atmosphere side than this first dust seal (100), wit...
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WO/2012/139816A1 |
The present invention relates to a supercharging device (1), in particular an exhaust-gas turbocharger of an internal combustion engine, having a variable turbine or compressor geometry (2) and having an actuating device (3) which adjust...
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WO/2012/136347A1 |
The invention relates to a textile structure element (1), having textile stretch elements (11, 12, 13, 61, 62) and integrated textile support elements (21, 41), wherein, in places, the stretch elements (11, 12, 13) and the support elemen...
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WO/2012/137246A1 |
Provided is an emergency rescue jack which can be used at a disaster site where acquisition of electricity and engine fuel is difficult, transported portably by a pedestrian, and installed with ease even at a small space beneath rubble. ...
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WO/2012/130379A1 |
Proposed is a fluid-actuated diaphragm drive (1) which has two dome-shaped housing parts (5, 6) which are mounted on one another with two openings, which face towards one another, arranged coaxially. The two housing parts (5, 6) are fixe...
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WO/2012/128049A1 |
A cushion mechanism (106) for a hydraulic cylinder (101), configured so that the speed of the piston rod (30) is reduced near the end of the stroke of the piston rod (30) relative to the cylinder tube (10). The cushion mechanism (106) is...
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WO/2012/127980A1 |
This piston bearing structure for a fluid pressure cylinder is provided with one seal ring contained in an accommodating groove of a piston so as to be in sliding contact with a cylinder tube, and two backup wear rings that sandwich the ...
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WO/2012/126930A1 |
The invention relates to a guide and support assembly for a press compensator, comprising: a bushing (32) for guiding the compensator in the bore thereof, said bushing (32) to be mounted around the compensator; a support nut (38) to be s...
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WO/2012/126207A1 |
A hydraulic cushioning cylinder, a control method thereof, and an engineering machine comprising the hydraulic cushioning cylinder are provided. At least one of a rodless chamber (11) and a rod chamber (12) of the hydraulic cushioning cy...
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WO/2012/126614A1 |
The invention relates to an actuating device with at least one textile airbag that has at least two textile fabric layers (O, U) that lie one over the other, said airbag comprising a first fillable chamber (2) of a first size, wherein th...
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WO/2012/125109A1 |
An agricultural implement, for working soil across which the agricultural implement travels or is towed, comprises a frame (10), a first depth maintaining unit (12a, 12b), comprising a first hydraulic actuator (13a) for adjusting the hei...
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WO/2012/119770A1 |
The invention relates to a relief valve (1) for turbines of exhaust turbochargers. Hot exhaust gas flows against said type of relief valves (1) and said relief valves heat up significantly. Sensitive components such as the springs (12) o...
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WO/2012/116430A1 |
A piston-in-piston hydraulic unit is disclosed that utilises an elastic volume to store and release energy with each stroke by varying the hydraulic fluid volumes in and out of the hydraulic unit.
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WO/2012/113208A1 |
Disclosed in the present invention is a power drive device of a concrete pumping equipment, which comprises a first power source (1), a second power source (2), a first hydraulic pump (3), a hydraulic motor (6), a transmission casing (7)...
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WO/2012/109769A1 |
A multiple-stage fluid operated actuator (100) is provided. The multiple-stage fluid operated actuator (100) comprises a housing (101) including a first bore (212) with a first cross-sectional area and a second bore (215) with a second c...
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WO/2012/109794A1 |
A pneumatic cylinder structure comprises a pneumatic cylinder (1) and a control valve device (2), wherein the pneumatic cylinder (1) comprises a gas chamber (11) and a blade chamber (12). A blade (121) pushed by gas is provided in the bl...
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WO/2012/109795A1 |
A pneumatic cylinder structure comprises a pneumatic cylinder (1) and a control valve device (2), wherein the pneumatic cylinder (1) comprises a gas chamber (11) and pistons (12). Actuation tooth rows (121) engaging with a gear shaft (19...
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WO/2012/112989A1 |
A piston-cylinder actuator (20) includes a unique mount (36) for an absolute-position sensor (30). The mount (36) is made from a bearing material provides a flexible connection between the sensor mount (36) and the cylinder housing (40)....
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WO/2012/107868A1 |
A device for moving an object linearly (81, 82, 83, 84; 91, 92; 201, 202) comprises a movement element (2), that is associable with the object (81, 82, 83, 84; 91, 92; 201, 202) and is provided with a threaded portion (22) that is suitab...
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WO/2012/105917A1 |
The invention is an electronic data collection device (1) used to place under record the operating pressure and the numbers of opening and closing of telescopic cylinder (3) wherein a pump (6) transmits the hydraulic fluid found in a tan...
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WO/2012/104608A1 |
A locking pneumatic piston (100) is provided. The locking pneumatic piston (100) includes a piston rod (113) connected to a piston (120) located in a piston chamber (103) and extending out of the piston chamber (103). The locking pneumat...
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WO/2012/104526A1 |
The invention aims to secure and control the positioning of the corset on the actuator piston, and also the deployment of the hatches as far as the maximum opening position thereof and the maintenance thereof in this position. To this en...
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WO/2012/105848A1 |
A hydraulic cylinder (100) comprises a housing (110) with a cylindrical inner surface (111). An end piece or butt (340, 341) with a cylindrical outer surface is placed in contact with the housing inner surface (111) at each end of the ho...
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WO/2012/101379A1 |
The invention relates to a device for monitoring a pneumatically-actuated alternating linear displacement pump, and to a system for monitoring a pneumatically-actuated alternating linear displacement pump, which comprise a means for sens...
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WO/2012/102251A1 |
[Problem] To provide a seal material that can be used under high-pressure conditions without concurrent use of an auxiliary member such as a back-up ring, and that has little sliding resistance so as to achieve a longer service life. [So...
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WO/2012/094894A1 |
A multilevel telescoping mechanism sequential control apparatus comprising: a first operating apparatus (11), for use in transferring a hydraulic fluid to a downstream component to control the operation of the downstream component, a fir...
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WO/2012/094895A1 |
A multilevel telescoping mechanism and a piece of engineering equipment comprising the multilevel telescoping mechanism. The multilevel telescoping mechanism comprises a mounting component (1), a plurality of telescoping components sleev...
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WO/2012/093571A1 |
In the prior art, when a block or the like was lifted at a plurality of points, the lifting could not be performed in a uniform manner, the load-receiving surface was a fixed flat surface, the load could not be received using the entire ...
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WO/2012/088836A1 |
A piston cylinder includes a cylinder body (2), an end element which is provided on the end of the cylinder body, a piston (1) provided in the cylinder body, and a piston rod (3) which has one end connected to the piston and the other en...
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