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Patent Searching and Data


Matches 51 - 100 out of 911

Document Document Title
WO/2016/007699A1
A bi-directional pump system, configurable for a plurality of operating modes, is shown. The pump system includes a plurality of bi-directional pumps, each having their own valving systems connected to common high pressure, low pressure ...  
WO/2015/195246A1
An electro-hydraulic actuation system includes a regeneration valve in fluid communication with a first fluid chamber and a second fluid chamber of a hydraulic actuator, and a dump valve is in fluid communication with the second fluid ch...  
WO/2015/189061A1
The invention relates to a hydraulic cylinder comprising (i) a body (1) housing a piston (2) equipped with a rod (T) and (ii) a bushing (2) for guiding the piston inserted at least partially into the rear part (1a) of the body, character...  
WO/2015/178988A2
The present invention includes a method of controlling a fluid flow using momentum and/or vorticity injections. Actively controlling an actuator allows for direct, precise, and independent control of the momentum and swirl entering into ...  
WO/2015/161846A1
The invention relates to an actuator device for a hydraulic actuating device for actuating a vehicle component, comprising: a hydraulic cylinder, which has a cylinder bore; a hydraulic piston, which is arranged in the cylinder bore in su...  
WO/2015/160717A1
A soft actuator is described, including: a rotation center having a center of mass; a plurality of bucklable, elastic structural components each comprising a wall defining an axis along its longest dimension, the wall connected to the ro...  
WO/2015/135070A1
Many devices with "limbs" or "arms" are susceptible to damage when a user bends or twists a joint of the limb or arm beyond its design point or in a direction other than intended. This is common with children's toys. Accordingly, it woul...  
WO/2015/074656A1
The invention relates to a piston-cylinder unit (1) comprising a cylinder (2) with a cylinder chamber (3) and an axially slidable piston (4) mounted in the cylinder chamber (3), wherein within the cylinder chamber (3) there is a spring (...  
WO/2015/044166A1
The invention relates to a pressure welding device (1) and a pressure welding method. The pressure welding device (1) comprises a plastification unit (5), a positioning and compressing unit (6), a controller (26), and an advance unit (7)...  
WO/2014/191394A3
The invention relates to a functional unit (100) for a brake release device, having a recess (111) for receiving a pump assembly (113) and an actuating-cylinder seat (119) for receiving an actuating-cylinder arrangement (400), wherein th...  
WO/2014/191395A3
The invention relates to an electrohydraulic brake release device (1) comprising an actuating cylinder arrangement (400), a tank module (300) for receiving a hydraulic medium, an electric drive unit (200) and a functional unit (100) havi...  
WO/2015/000481A1
The invention relates to a piston-cylinder unit having a cylinder and a piston which can be axially displaced in said cylinder and has a piston rod connected to said piston, said piston rod being connectable to an actuator element and be...  
WO/2014/197263A2
A hydraulic accumulator comprises a pressure shell, a bladder, and a rod. The pressure shell is filament wound around a leak proof barrier/mold. The bladder is tubular and carried by the rod. The rod extends though the pressure shell and...  
WO/2014/166935A3
Disclosed is a hydraulic press having two displacer units (2, 4), one (2) of which can be coupled to a drive machine (18) and the other (4) of which can be coupled to a press ram (22). At least the one displacer unit (2) has an adjustabl...  
WO/2014/176252A1
Provided is a system and method to generate and control hydraulic fluid flow that exceeds the fluid flow capacity of an electrically driven pump to achieve high actuator retraction/extension speeds and/or electrical flow capacity of an e...  
WO/2014/159512A1
A clamp and universal wedge clamp system is provided. The system includes a rigid clamp that is formed to define first and second arms that extend from opposite ends of a central member. The first and second arms each comprise a finger t...  
WO/2014/146804A1
The invention relates to an actuator device (1) having a drive unit (3) and an output unit (19). The output unit (19) comprises a first translation unit (15) having a first output (7) and a second translation unit (16), connected in a fl...  
WO/2014/145557A2
A housing assembly, a hydraulic cylinder assembly and manufacturing and assembly methods. The housing assembly may include a housing with an outer wall extending along and about an axis; and an interior wall at least partially defining a...  
WO/2014/117153A1
A synchronous lifting or lowering system with hydraulic cylinders controlled by parallel- connected lift valves having two fluid passages. Hydraulic fluid for extending or retracting the actuators is delivered by a hydraulic supply syste...  
WO/2014/111078A1
The invention relates to a hydraulic door operating system for a motor vehicle, having an adjusting operating element, such as a door handle, and an engagement and/or disengagement device, such as a door locking or door opening device, f...  
WO/2014/111079A1
The invention relates to a hydraulic actuating system for a motor vehicle, comprising a first hydraulic cylinder and a second hydraulic cylinder, each of which is provided with a housing and a piston that can be moved longitudinally rela...  
WO/2014/072777A1
A master cylinder includes: an input piston that is caused to advance by operating a brake operating member; a pressure piston that is provided coaxially with the input piston in order to increase a fluid pressure in a frontward pressure...  
WO/2014/032666A1
The invention relates to an arrangement and method for securing an actuating rod system of an actuating pedal in a motor vehicle. The arrangement comprises a master cylinder, on one end of which a stop ring and a securing ring are provid...  
WO/2014/001083A1
The invention relates to an actuator device for producing a linear movement, having a hydraulic actuator (12) which comprises a first piston element (14) for actuating the actuator and a second piston element (18) for producing the linea...  
WO/2014/000389A1
A pump stroke control method for a twin-cylinder pump for viscous materials, comprising the following steps: first, determining, according to predetermined condition parameters for a viscous material to be conveyed, a target pump stroke ...  
WO/2013/174654A1
The present invention relates to a master cylinder for a hydraulic system, in particular a clutch release system, having a housing which has a connector for a follow-up line, a piston with a piston seal, which piston is mounted axially d...  
WO/2013/167630A1
The invention relates to a hydraulic press (10) and a method for operating a hydraulic press (10) in cycles. The aim of the invention is to lower energy consumption in a method for shaping workpieces by means of a hydraulic press and in ...  
WO/2013/160398A1
The invention relates to an actuator device (10) for producing a linear movement, having a hydraulic actuator (12) which comprises a first piston element (14) for actuating the actuator and a second piston element (18) for producing the ...  
WO/2013/143538A1
The invention relates to a hydraulic rotary oscillator (1) having a hydraulic rotary actuator (3) which has a fully cylindrical rotary actuator inner part (6) and at least two rotary actuator outer parts (7, 7') arranged alongside one an...  
WO/2013/112109A1
The invention relates closed hydraulic transmission circuit in order to drive an asymmetric actuator (1) by utilizing a single flow adjustable pump (28) by means of changing drive speed or displacement or both. The unequal flow rate gene...  
WO/2012/113512A3
The invention relates to a hydraulic fan drive, comprising an adjustable hydraulic machine (10) having an adjusting device (32) for the displacement volume, a hydraulic motor (15) for driving a fan wheel (16), and a pressure line (14) wh...  
WO/2013/029741A3
The invention relates to an arrangement for sealing a master cylinder on the side of the piston rod, in particular a hydraulically actuated clutch or brake system, wherein the piston rod connected to the piston of the master cylinder is ...  
WO/2013/095693A1
A synchronous lifting system with single-rod, single-acting hydraulic cylinders controlled by parallel-connected lift valves having two fluid passages. Hydraulic fluid for extending the actuators is delivered by a hydraulic supply system...  
WO/2012/123722A3
A power conversion apparatus (1 ) for powering automotive ancillary equipment such as a refrigeration unit (4) that requires a substantially constant voltage and frequency. The apparatus (1 ) includes a variable displacement pump (5) con...  
WO/2013/029583A1
The invention relates to a piston rod connection. A piston rod (5) has a spherical end (4) in the region (3) that contacts the piston (1). The piston has a spherical depression (3) in the region that contacts the piston rod, said spheric...  
WO/2012/113368A3
The invention relates to a hydraulic device, in particular for actuating a clutch, comprising a hydraulic working cylinder, which is arranged near the clutch and which is connected to a volumetric flow source by means of a hydraulic line...  
WO/2012/164590A1
A hydrodynamic compression and/or cutting tool (1 ) comprises an electric motor (6), a transformation mechanism (8) suitable for transforming the rotary motion of the motor (6) into an oscillating translation motion, a two-speed hydrauli...  
WO/2012/146337A1
The invention relates to a brake master cylinder (10) for a vehicle brake system, having - a housing (12), - a bore (14) which is formed in the housing (12), has a longitudinal axis (A), in which at least one pressure piston (16) for del...  
WO/2012/146227A1
Device for securing for transport an actuating linkage of an actuating pedal in a motor vehicle, comprising a master cylinder at one end of which there is arranged a stop ring for a piston which is under the pressure of a spring in the c...  
WO/2012/123722A2
A power conversion apparatus (1 ) for powering automotive ancillary equipment such as a refrigeration unit (4) that requires a substantially constant voltage and frequency. The apparatus (1 ) includes a variable displacement pump (5) con...  
WO/2012/119817A1
Proposed is a drive arrangement for performing working movements in a working machine having at least one linear drive, wherein each linear drive comprises at least one working cylinder (11, 11A) which, for the supply of pressure medium,...  
WO/2012/089186A3
The invention relates to a master cylinder (1) for a hydraulic clutch or brake system in a vehicle, consisting of a housing (2), in the longitudinal bore (3) of which a pressure chamber (4) is delimited by a piston (6) that can be displa...  
WO/2012/090820A1
Provided is an actuator which comprises a rotation shaft inserted in a blocking part that blocks a cylinder bore filled with a working fluid. A piston rod comprises a concentric shaft insertion hole. A plurality of plunger holes which ar...  
WO/2011/140408A3
A component includes a transmission arrangement for transmitting a force between an actuator (102) and a control valve (172). The transmission arrangement includes a post (116) that is associated with the actuator (102). The control valv...  
WO/2012/011615A1
Disclosed is a system for controlling a hydraulic pump in a construction machine which can reduce the discharge flow of the hydraulic pump in proportion to the load pressure of the hydraulic pump to enhance operability by the driver. The...  
WO/2012/000477A1
The invention relates to a master cylinder (1) for a hydraulic system, in particular for motor vehicles, having a cylinder housing (2), a pressure chamber (5) which can be filled with pressure medium and is delimited on one side by a pis...  
WO/2011/094607A3
An air motor for a pump assembly including a drop tube communicating between an upper chamber port and a top plate port and including a longitudinal axis that is at an angle of between about 0° and 10° with respect to each of the upper...  
WO/2011/150913A1
The invention relates to a hydraulic cylinder (1) with a cylindrical hollow housing (2) which has a secondary space (6) at an angle to a primary space (5), wherein a component (4) is guided in an axially movable manner in the primary spa...  
WO/2011/102706A3
The invention relates to a hydraulic wrench with manual actuation for tightening and loosening with torque regulation, that does not require an external element for the operation thereof, whether hydraulic pumps with their respective sup...  
WO/2011/141084A1
The invention relates to a drive system having at least one hydraulic actuator (2), which is supplied with pressure medium (4) by means of at least one pressure-medium pump (3) in a main circuit, the pressure-medium pump (3) being a rota...  

Matches 51 - 100 out of 911