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WO/2013/161387A1 |
A linear actuator (A) is provided with: a piston cylinder (31) which faces the inside of a vacuum chamber (40) through an opening (49) provided in the vacuum chamber (40) and which moves rectilinearly in a reciprocating manner; and a dri...
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WO/2013/159008A1 |
An actuator system includes a piston-cylinder arrangement including a piston that is movable with respect to a cylinder. A first flow path is in fluid communication with the piston-cylinder arrangement and a second flow path is in fluid ...
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WO/2013/152958A1 |
The invention relates to a method and a device for orienting an actuator of an exhaust-gas turbocharger which has an actuator which is equipped with an actuator housing and is connected to a control rod. First of all, an actuator holder ...
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WO/2013/153079A1 |
Piston/cylinder unit for adjustment elements, having a piston (3) which is guided along the cylinder axis (Z) within a cylinder jacket (1), in the case of which piston/cylinder unit the invention proposes that the cylinder jacket (1) is ...
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WO/2013/152807A1 |
A condition monitoring system for a cylinder bushing, such as a hydraulic cylinder bushing, comprising at least one electrically conductive wire (220, 222); each wire formed into an annular ring shape. The electrically conductive wire(s)...
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WO/2013/152802A1 |
A condition monitoring system for a cylinder bushing, such as a hydraulic cylinder bushing, comprising a plurality of conductive annular rings (220, 222, 224) and a plurality of thin dielectric base material annular ring layers (210, 212...
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WO/2013/151598A1 |
valve (10) and a hydraulic controller (45) are provider. The valve may combine a rotary-to-linear converter (24) with the hydraulic controller to provide for at least two mechanisms for actuating the valve. Additionally, the valve may in...
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WO/2013/143269A1 |
Disclosed is a valve bank (1), having a pressure oil port (1P), an oil returning port (1T), a first working oil port (1A), and a second working oil port (1B), and comprising a four-way reversing valve (11) and a two-position two-way reve...
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WO/2013/141212A1 |
[Problem] To provide a piston-format working-fluid-pressure actuator capable of being used as a constituent part when used as either a reverse-action or forward-action piston-format working-fluid-pressure actuator, and also allowing a re...
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WO/2013/140935A1 |
A cushioning mechanism (6) that reduces the speed of a piston rod (30) when the piston rod (30) is near the end of the stroke, comprises: a holder (61) fastened to the end surface of a cylindrical section (42) that engages with the inner...
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WO/2013/139156A1 |
Disclosed is a linear actuator, comprising a cylinder (1), a protrudable piston rod (2) provided within the cylinder (1), a fixing plate (3) for loading loads and connected to the end of the piston rod (2), a slideway (4) connected to th...
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WO/2013/139418A1 |
The invention relates to a method for the bistable actuation of an actuator, comprising the following steps: - creation of overpressure in an actuator fluid feed that has a fluid connection with an actuator chamber by means of an actuato...
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WO/2013/140934A1 |
A cushioning mechanism (6) that reduces the speed of a piston rod (30) when the piston rod (30) is near the end of the stroke thereof, comprises: a holder (61) fastened to the end surface of a cylindrical section (42) that engages with t...
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WO/2013/140878A1 |
A dust seal cover (100) protects a dust seal (11) which is in sliding contact with the outer peripheral surface of a piston rod (3) inserted in a cylinder tube (2) so as to be capable of reciprocating and which scrapes dust adhering to t...
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WO/2013/130760A2 |
Soft pneumatic actuators based on composites consisting of elastomers with embedded sheet or fiber structures (e.g., paper or fabric) that are flexible but not extensible are described. On pneumatic inflation, these actuators move anisot...
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WO/2013/129946A1 |
The invention relates to an extension device, lifting device or jack that can be locked in a raised configuration and used to safely support a raised load. An extension device according to the invention comprises a housing having a close...
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WO/2013/127439A1 |
The invention relates to a compressed-air device for controlling valves, including, in a longitudinal direction: a first vane-type rotary actuator (1) having a front surface (2) as well as a back surface (4), said front surface (2) being...
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WO/2013/126312A1 |
A hydraulic system (16) is disclosed for use with a machine (10). The hydraulic system may have a tank (28), a motor (22) with a fluid inlet and a fluid outlet, and a pump (18) configured to draw fluid from the tank and discharge the flu...
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WO/2013/124729A1 |
Tubular body made of composite material such as a jacket for an actuator (11), a pipe or suchlike, comprising a tubular element (20) made of composite material, and at least a sleeve (29, 30; 129, 130) associated with at least one of the...
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WO/2013/120118A1 |
The invention relates to a hydraulically telescopic support device (100) for a vehicle (200), in particular for a mobile loading crane (201), comprising a hydraulically movable piston-cylinder unit (101) for extending and retracting the ...
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WO/2013/120593A1 |
The invention relates to an actuating device (1) for a door‑leaf element (10), a gate‑leaf element (10), a partition‑wall element (10), a window‑casement element (10) or the like, by means of which the leaf/wall/casement element ...
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WO/2013/122039A1 |
An output rod (27) is inserted in a housing (4) so as to be capable of vertical movement. A first piston (41) inserted into the lower part of the housing (4) is fixed to the output rod (27), and a second piston (42) inserted above the fi...
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WO/2013/120380A1 |
A throttling and buffering integrated structure of an air cylinder comprises an air cylinder body (1), a sliding piston rod (2) and two air chambers partitioned by the piston rod (2) sliding to one end of the air cylinder body (1) being ...
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WO/2013/120631A1 |
The invention relates to a measuring apparatus for measuring a distance in a hollow body, in particular in a hydraulic cylinder, having a supply apparatus that is designed to supply an electromagnetic surge into the hollow body, an actua...
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WO/2013/120864A1 |
The invention relates to a working cylinder (1) for use in a clean room, comprising a cylinder housing (3) and a reciprocating element (7) for performing a reciprocating working motion, which reciprocating element is supported in the cyl...
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WO/2013/120036A1 |
A rotary actuator (100) having a reference structure (110), an output member (113) arranged for rotary movement relative to the reference structure, a first linear motor (116) arranged to selectively apply an output force urging a first ...
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WO/2013/109184A1 |
The present disclosure provides a pneumatically drivable actuator (1) for setting a position of a valve closure element in a valve (100), comprising a piston (10), which is moveable in a pressure chamber (11) by influence of a drive gas,...
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WO/2013/104707A2 |
A fluid operated actuator (103) is provided that includes an actuator housing (104) and a piston assembly (109) including a piston (106) and a piston rod (108) movable within the actuator housing (104). The fluid operated actuator (103) ...
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WO/2013/106202A1 |
Fail-safe apparatus for use with fluid valves are disclosed herein. An example fail-safe apparatus includes a first piston (342), a second piston (344) movably coupled relative to the first piston, and a fluid chamber (346) between the f...
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WO/2013/103166A1 |
The present invention relates to a cylinder cushion device for a construction machine, in which damping pressure is released through a flow path inside a cushion plunger to reduce shock due to flow path throttling and the impact of abnor...
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WO/2013/099642A1 |
Provided is a fluid pressure cylinder which is provided with the following: a cylinder tube; a piston that divides the interior of the cylinder tube into a head side chamber and a bottom side chamber; a tubular piston rod that is connect...
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WO/2013/097507A1 |
Disclosed are an oil line control apparatus (100) and engineering machinery. A first reversing valve (110) of the oil line control apparatus is connected with an actuating mechanism; a first control valve (160) is connected to the first ...
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WO/2013/095225A1 |
The present invention relates to an actuator (4, 14) for a hood lifting arrangement, the actuator (4, 14) comprising a housing (5, 15) and a piston (6, 16) which is adapted to at least partly be positioned in the housing (5, 15) and comp...
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WO/2013/090698A1 |
In various embodiments, valve efficiency and reliability are enhanced via use of hydraulic or magnetic valve actuation, valves configured for increased actuation speed, and/or valves controlled to reduce collision forces during actuation.
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WO/2013/089946A1 |
A hydraulic fitting is used to fluidly connect hydraulic hoses on opposite sides of a bulkhead (12) of a machine (10). The bulkhead (12) is clamped between a flange (36) of the hydraulic fitting and a nut (65). One set of threads of the ...
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WO/2013/083240A1 |
A piston (6) for a double-action piston-cylinder unit (2), with a piston groove (14) for receiving at least one sealing ring (16). The piston groove (14) can be configured in such a manner that the energy experienced by the sealing ring ...
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WO/2013/081874A1 |
A hydraulic system (23) includes a hydraulic transmission (24) including a hydraulic pump (26) configured to be coupled to a prime mover (12), a hydraulic motor (28) configured to be coupled to an output shaft (32), and fluid lines (46) ...
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WO/2013/075884A1 |
A hydraulic cylinder for the deep sea is disclosed, having a cylinder housing (2) in which a piston (44) is guided by means of a piston rod (4). The cylinder housing has a rod passageway (6) for the piston rod, in which sealing means (12...
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WO/2013/072019A1 |
The invention relates to a gas cylinder, in particular a high-pressure gas cylinder, the cylinder tube (1) of which has a piston rod (9) that is passed through a sealing arrangement (13) by which the gas pressure prevailing in the pressu...
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WO/2013/074888A2 |
An actuation mechanism for an electromagnetic switch for a hydraulic cylinder includes a housing adapted to be inserted into a cylinder head. A rod is slidably engaged in the housing and is adapted to move between a first position and a ...
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WO/2013/074002A1 |
The present invention relates to a vehicle safety device actuator (1) comprising a housing (2) and an extension element part (3) At least a part of the extension element part (3) is arranged to move towards an opening (5) at a first end ...
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WO/2013/072663A1 |
A hydraulic actuator with a minimal closed height includes a housing (11), a chamber (12), and a fluid inlet (13) formed within the housing and arranged for communicating high pressure fluid to the chamber (12), the chamber (12) being pa...
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WO/2013/073056A1 |
Provided is a piston valve, for which the maintainability of the valve itself is excellent and which is able to prevent problems due to the valve and improve maintainability of the plant itself. The piston valve is provided with: a body ...
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WO/2013/067799A1 |
Disclosed is a multi-stage and single-action hydraulic cylinder and engineering machinery having same. The multi-stage and single-action hydraulic cylinder according to the present invention comprises: a first piston sheathed within a fi...
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WO/2013/068112A1 |
In a boom construction having at least two boom arms which can be pivoted relative to one another, the pivoting takes place by way of a hydraulic rotary drive which has annular pistons on a shaft-like inner ring, which are part of the ro...
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WO/2013/065457A1 |
A hydraulic cylinder is provided with a cylinder tube, a piston, and a solid piston rod. The piston rod is provided with: a head-side passage defined by a head-side shaft hole which extends in the axial direction, a head-side hole which ...
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WO/2013/002064A9 |
The invention relates to a linear actuator. On a guide block (76) that configures a guide mechanism (16), a pair of ball-circulating grooves (80) is formed on the lower surface that faces a cylinder body (12) and multiple balls (58) are ...
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WO/2013/063362A1 |
Provided is an electro-hydraulic control system (10) for controlling the movement of a third structure (18) of an engine using a power actuator (26) mountable to the third structure (18), a telescoping fluid porting tube (24) for porting...
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WO/2013/059066A1 |
A hydraulic system (72) is disclosed having first, second, and third pumps. The hydraulic system may also have a first actuator (26) connected to the first pump in closed-loop manner, a second actuator (32) connected to the second pump i...
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WO/2013/058602A2 |
Although a pressure is boosted only one time in a hydraulic pressure booster cylinder for controlling and pressure-boosting working fluid by using air pressure according to the related art, the present invention may solve the above-descr...
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