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Matches 1 - 50 out of 6,913

Document Document Title
WO/2019/211100A1
The invention relates to a port plate (1) for a fluid throughput regulating device, comprising at least one fluid blocking section, and at least one flu- id conduit means (7, 9, 10, 13, 14, 15, 17, 18, 19) that fluidly connects two surfa...  
WO/2019/206757A1
A piston hydraulic device is disclosed. The device comprises a cylinder block having a plurality of cylinder assemblies. The cylinder block being rotatable about a first rotation axis wherein each cylinder assembly comprises a cylinder a...  
WO/2019/207252A1
The invention relates to an arrangement comprising: a hydraulic machine (1) with at least two operating cylinders, said machine comprising a rotor part (10) configured to be connected to the steered wheel, and a stator part (4A, 4B, 4C, ...  
WO/2019/201574A1
The invention relates to a swash plate-type axial piston pump, in particular for hydraulic systems, comprising a cylinder drum (3) which is rotated about a rotational axis (7) in a pump housing (1) and in which pistons (9) are arranged i...  
WO/2019/180071A1
A bent-axis axial-piston hydraulic machine (1) comprises: a cylinder block (3) being movable circumferentially about a first rotation axis (Y2); a transmission shaft (2) which is functionally associated with said cylinder block and which...  
WO/2019/169443A1
A rotary fluid device including an outer housing assembly and an inner rotating arrangement adapted to rotate relative to the outer housing assembly, the outer housing assembly including a rotor housing and the inner rotating arrangement...  
WO/2019/147148A1
The subject of the invention is a satellite hydraulic motor characterized by the fact that between the satellite working mechanism and body (5), there is a compensation plate (6) with at least one compensation hole (OK) connecting the cr...  
WO/2019/137862A1
A hydraulic machine (1) having a housing interior space (30) and having a group (16) of hydrostatic working chambers which are mounted in said housing interior space so as to be rotatable about an axis of rotation (18) and which, as the ...  
WO/2019/111196A2
The present invention provides a hydroelectric power generation system (1000) comprising a housing (100), a plurality of secondary storage chambers (200), plurality of pulley mechanisms (300) and a control unit. The housing (100) has a b...  
WO/2019/106686A2  
WO/2019/098864A1
Piston pump used to lift liquids by gravity includes a cylinder (1) connected to an outflow pipe through a check valve and a piston (4). The piston (4) comprises a piston disc (11) and a piston ring (13) with a circular flange (14) in th...  
WO/2019/090972A1
Disclosed are a magnetic sliding shoe pair for an axial plunger pump and a motor and a control method, the magnetic sliding shoe pair comprising: plungers (9), coil sleeve pieces (8), sliding shoes (7) and an inclined disc (4), wherein c...  
WO/2019/081558A1
A hydraulic device (1) comprises a housing (2) and a shaft (3) which is rotatable about a first axis of rotation (4). The shaft (3) has a flange (8),a partly spherical portion (16) and a plurality of pistons (9), which are fixed to the f...  
WO/2019/079176A1
A reciprocating piston type hydraulic machine comprises a rotatable piston (60) configured for a controlled rotation and reciprocation within a cylinder bore of the hydraulic machine along a cylinder bore axis; wherein the reciprocating ...  
WO/2019/073602A1
Provided is a gear pump or a motor provided with: a casing internally provided with a gear housing compartment in which a pair of gears are housed; a side plate interposed between the casing and the gears; and a gasket which is disposed ...  
WO/2019/069619A1
Provided is a rotary-type cylinder device in which a piston body of a piston unit is shortened in the lengthwise direction to reduce the installation area and the number of guide bearings is reduced to the required minimum so as to decre...  
WO/2019/058711A1
A hydraulic motor control device (100) comprises a volume switching valve (30) that controls the flow of working oil supplied to and discharged from a pair of switching actuators (20, 21) that change the volume of a piston motor (1) by d...  
WO/2019/048750A1
The hydraulic piston (1) forms a hydraulic chamber (5) with a cylinder (4) and has a cylindrical body (6) that receives sealing means (16) and the cylindrical external surface (13) of which is housed with a little play in the cylinder (4...  
WO/2019/042925A1
The invention relates to a hydroelectric power plant, having a rotary piston engine (1), comprising an engine housing (2) having an engine compartment (4), an inlet opening and an outlet opening (6, 8), a first rotary piston (10), which ...  
WO/2019/035355A1
A piston pump (100, 200) comprises: a plurality of pistons (6); a cylinder block (2) having provided therein a plurality of cylinders (2a) coupled to a shaft (1) and housing the pistons (6); a shoe (10) rotatably coupled to the tip of th...  
WO/2019/016231A1
The present invention provides a hydraulic percussion device comprising a piston (2) mounted for reciprocal motion within a cylinder (1) to impact a percussion bit (3) and a control valve (4) to control reciprocation of the piston (2). A...  
WO/2019/011151A1
An engine, comprising a frame (1). A left working cylinder (2) and a right working cylinder (3) are provided on the frame (1). The engine further comprises a double-acting vane pump (4). The piston rods of the left working cylinder (2) a...  
WO/2019/002774A1
The invention relates to an assembly comprising a hydraulic apparatus (3) comprising a rotor and a stator, the rotor being mounted so as to turn about a second rotation axis (Z-Z) with respect to the stator and being secured to means sui...  
WO/2019/002781A1
The invention relates to a hydraulic device (3) comprising: a stator and a rotor, in which the rotor can rotate relative to the stator about a first axis of rotation (Z-Z); and a shaft (4) mounted on the rotor such as to rotate therewith...  
WO/2018/235573A1
This variable displacement hydraulic pump or motor (10) having a swash plate (13) is provided with: a lever (22) supported by a housing (21) and pivoting with the tilting of the swash plate (13); and a sensor (23) for detecting the amoun...  
WO/2018/224769A1
The invention relates to a hydraulic piston (1) which constitutes a hydraulic chamber (5) with a cylinder (4) and has a cylindrical body (6) connected - on the side of said chamber (5) - by a valve stop-link (3) to a valve for holding a ...  
WO/2018/194127A1
A hydraulically driven motor (10A) according to an embodiment of the present disclosure is provided with: a plurality of first pump motors (20A) each of which is provided with a first cylinder (40A) connected with a hydraulic source via ...  
WO/2018/163504A1
According to the present invention, a nitrided layer (13) is formed on the base material surface side of a cylinder block (7) including an opening-side end surface (7B) and each of cylinder holes (12). In addition, a piston sliding surfa...  
WO/2018/114141A1
Displacement control device (1) for variably adjusting the displacement of an axial piston hydraulic pump comprising a rotary shaft (10) mounted in a housing (20) and rotatable around a shaft axis (13) of the rotary shaft (10). The rotar...  
WO/2018/113898A1
A drive system (1) for a delivery pump (2), having at least two drive shafts (21, 22) comprising a synchronizing unit (4), having at least two output shafts (41, 42), wherein the at least two output shafts (41, 42) are synchronized with ...  
WO/2018/108038A1
A cycloid hydraulic motor, comprising: a shell (10) having a mounting flange surface, an output shaft (11) provided in the shell for torque output, a rotor-stator pair (13) fixedly connected to the shell by means of a connecting bolt (12...  
WO/2018/108039A1
A cycloid hydraulic motor, comprising a shell (10) having a mounting flange surface, an output shaft (11) mounted in the shell for torque output, a rotor-stator pair (13) fixedly connected to the shell by means of connecting bolt (12), a...  
WO/2018/103681A1
Disclosed is a cycloid hydraulic motor, comprising a shell (10), an output shaft (11) for torque output arranged inside the shell (10), and a rear cover (15) fixedly connected to the shell (10) by means of bolts connecting a stator-rotor...  
WO/2018/090159A1
Disclosed is an internally curved low-speed high-torque hydraulic motor with torque being output by means of the rotation of a housing. The hydraulic motor is composed of a left bearing block (1), a right end cover (7), a spacer ring (3)...  
WO/2018/093296A1
The group of inventions relates to mechanical engineering, and more particularly to rotary-vane engines. An engine comprises a housing (1), the internal cavity of which has mounted therein a rotor (4) which rotates on a central shaft (2)...  
WO/2018/088487A1
This cylinder block has formed therein a plurality of cylinder bores which open in a piston insertion side end surface, and is configured such that when caused to rotate, pistons inserted into each cylinder bore slide in a reciprocating ...  
WO/2018/084718A1
A method for controlling torque equilibrium of a hydraulic motor (1), comprising; - setting a torque equilibrium reference position (r) in a control system (100), - setting a reference direction (d) in the control system (100), - determi...  
WO/2018/074868A1
The present invention relates to a hydraulic motor that operates by means of a fluid such as a gas, air, or oil for example. The hydraulic motor according to the present invention includes: a first housing part and a second housing part,...  
WO/2018/062198A1
The present invention is configured so that, even if there is no space for installing a piston in contact with the center of the front end surface of a drive shaft, thrust force occurring in a drive gear can be cancelled. The primary pum...  
WO/2018/033070A1
A fluid power conversion apparatus comprising a stator (110), a rotor (120), a separation plate (130) and sliding blocks (140), wherein the rotor (120) and the stator (110) are rotatably connected. A circular annular cavity (160) is form...  
WO/2017/169552A9
Provided is a hydraulic rotary machine configured so as to reduce the sliding resistance of a reciprocating piston and so as to suppress a reduction in volumetric efficiency corresponding to the amount of leakage of hydraulic oil. A pist...  
WO/2017/147673A3
The present invention relates to a system for unifying the mechanical energy produced by 2 (two) or more sources. This system can be used in machinery, plants and/or structures such as hydroelectric power stations, vertical axis wind tur...  
WO/2017/198718A1
A hydraulic device (1) comprises a housing (27), a shaft (2) which is mounted in the housing (27) and rotatable about a first axis of rotation (4), wherein the shaft (2) has a flange (8) extending transversely to the first axis (4), a pl...  
WO/2017/195589A1
This tilt angle control device for a hydraulic rotary machine is provided with: a servo piston that moves in the flow rate increasing direction and the flow rate decreasing direction; a first housing that forms a first pressure receiving...  
WO/2017/187387A1
The invention relates to a hydrodynamic thrust and gravity motor in the form of a machine designed to operate in continuous mode since it requires no external energy source for operation (fossil fuels, renewable energy, energy sources or...  
WO/2017/186905A1
The present invention relates to a hydraulic machine with radial pistons comprising a casing (110) defining a first assembly and a shaft (130) defining a second assembly, which are rotatably free relative to one another, a multi-lobed ca...  
WO/2017/181907A1
A medium-speed high-torque radial piston hydraulic motor, comprising a housing (1), a crankshaft (2), a roller column (3), a bearing sleeve (4), a cylinder cover (5), a telescopic sleeve (6) radially distributed along the bearing sleeve ...  
WO/2017/169552A1
Provided is a hydraulic rotary machine configured so as to reduce the sliding resistance of a reciprocating piston and so as to suppress a reduction in volumetric efficiency corresponding to the amount of leakage of hydraulic oil. A pist...  
WO/2017/149162A1
The invention proposes a hydraulic motor (100) comprising a cylinder block (106) and a drive shaft (120), the cylinder block (106) being configured to drive the rotation of the drive shaft (120), the said drive shaft (120) comprising: ...  
WO/2017/142604A2
An example system includes a turbine, a position sensor, and a control apparatus. The control apparatus is configured to perform functions. The functions include detecting, via the position sensor, an angular position of the turbine, and...  

Matches 1 - 50 out of 6,913