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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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 ...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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WO/2011/026944A9 |
The present invention discloses an electromotive hydraulic drive (1) for a hydraulically operable component (90), in particular for a setting unit. The hydraulic drive (1) comprises a hydraulic cylinder (10) with a piston (20) which can ...
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WO/2011/140408A2 |
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...
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WO/2011/104831A1 |
Disclosed is an internal combustion engine control device which prevents damage to an actuator diaphragm at high temperatures and increases the heat resistance thereof. A valve actuator (30) is equipped with a communicating aperture (76)...
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WO/2011/094607A2 |
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...
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WO/2011/091836A1 |
The invention relates to a hydraulic arrangement, comprising at least two seat valves (8, 10), which each have a valve element (24, 26) preloaded onto a valve seat (40, 42) by means of a valve spring (32, 34). A pressure-medium connectio...
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WO/2011/086455A1 |
An oil-hydraulic system for moving a gate, comprises a double-acting oil-hydraulic cylinder (11), which is intended to be kinematically connected to the gate to move it, and an electro-hydraulic pump (12) to feed and actuate the cylinder...
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WO/2011/072503A1 |
An integrated electro-hydraulic servo actuator comprises a hydraulic locking valve group with a position for locking a hydraulic cylinder, wherein two inlets of the hydraulic locking valve group are connected to two oil ports of a bidire...
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WO/2011/072502A1 |
An integrated electro-hydraulic actuator comprises a hydraulic locking valve group with a position for locking a hydraulic cylinder, wherein two inlets of the hydraulic locking valve group are connected to two oil ports of a bidirectiona...
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WO/2010/137048A1 |
A control system (1) is described, particularly for trailers, comprising at least one hydraulic motor (3) and at least detection means (5) of a rotation speed of the motor (3), the detection means (5) cooperating with control and managem...
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WO/2010/093094A1 |
The present invention relates to a separation column in which a spacer or a blind is positioned between fluid piping and a flange of the separation column tank in such a way as to allow the flow of fluid flowing in the tank and fluid pip...
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WO/2010/081449A1 |
The invention relates to a master cylinder (1). The invention is used inside hydraulic systems, in particular clutch or brake actuating systems, in automobile construction. In order to be able to provide a master cylinder (1) that has a ...
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WO/2010/075216A2 |
A hydraulic control system (28) for a machine (10) is disclosed. The hydraulic control system may have a pump (38) configured to pressurize fluid, a displacement control valve (58) configured to affect displacement of the pump, and a too...
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WO/2010/071344A1 |
The present invention provides a flow control apparatus for a hydraulic pump of a construction machine, comprising: pressure sensor (80) for outputting pressure signals for a variety of control signal input values of the construction mac...
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WO/2010/063414A1 |
The invention relates to a hydrostatic drive having a hydraulic pump (2) that can be moved from a neutral position into a first and a second opposite delivery direction. The hydraulic pump (2) is connected in a closed circuit to a hydrau...
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WO/2010/046087A1 |
The invention relates to a hydraulic press drive (10), in particular for a sheet metal forming press or forging press, having a cylinder (12) and a plunger (14), which is movably mounted in the cylinder (12) between a top dead center OT ...
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WO/2010/028100A1 |
An electro-hydraulic actuation system (901) includes an unbalanced hydraulic actuator (902) capable of motion in retraction and extension directions during movement of a load (904). A pump (204) provides a flow of fluid to the actuator. ...
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WO/2009/141668A1 |
A power conversion apparatus (1 ) is disclosed for a lorry (2) with a refrigeration unit (4). The unit (1 ) includes a variable displacement pump (5) connected, in use, to an automobile engine (3), a motor (7) fluidly connected to the pu...
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WO/2009/133743A1 |
Provided is a displacement amplifying device which uses Pascal's principle and is insusceptible to temperature change. A main body (1) is provided with an accommodation space (11) for accommodating a medium (2) therein. The medium (2) is...
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WO/2009/132438A1 |
A multi-speed jack, having a pump assembly including a pump block having a first cylinder and a second cylinder defined therein, a piston assembly movable within the pump block, the piston assembly having a first portion configured to se...
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WO/2009/103694A1 |
An electro-hydraulic device with an electronic control and regulation system of a hydraulic actuator (21) for deforming fastening elements, comprising: a covering and protecting casing (3); at least a supply chamber (4), contained in the...
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WO/2009/102740A2 |
A flow management system (270) capable of providing adjustable hydraulic fluid flow or pressure at a common line to supply bidirectional pumps in electro-hydrostatic actuation systems and conditioning re-circulated hydraulic fluid. The s...
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WO/2009/071264A1 |
The invention relates to a hydraulic system, comprising a hydraulic actuator (1), comprising at least one first chamber (a) and a second chamber (b) having a connection each for connecting to the hydraulic system, at least one adjustable...
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WO/2009/039044A1 |
A closed specimen collection system for urine includes a port tube with a one-way valve adapted to fit a shaped nozzle that is attached to tubing ofto an indwelling urinary catheter A collection tube has a shaped nozzle at the proximal e...
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WO/2009/033199A1 |
The invention relates to a drive device (1) for a bending press, especially a folding press (2), comprising a press frame (3), a press table (9) and a press bar (11) that can be adjusted relative to the press table (9) via a hydraulic sy...
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