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Matches 151 - 200 out of 5,459

Document Document Title
WO/2017/047667A1
The present invention is provided with: a plurality of cylinders 2b formed in a cylinder block 2; pistons 6 which are slidably inserted into the cylinders 2b; a case 3 in which the cylinder block 2 is accommodated; and a valve plate 20 w...  
WO/2017/040792A1
A fluid-driven actuator system includes a fluid-driven actuator and at least one proportional control valve and at least one pump connected to the fluid-driven actuator to provide fluid to operate the fluid-driven actuator. The at least ...  
WO/2017/026639A1
The present invention relates to a variable displacement gear pump. The variable displacement gear pump, according to the present invention, moves one of the two gears which are engaged with each other inside a casing of a gear pump in t...  
WO/2017/015147A1
The apparatuses, methods and systems for harnessing fluid flow with flexible mechanical transducers include mechanisms that include flexible elements with strained deformations. In some implementations, oscillations of strained deformati...  
WO/2017/009659A1
A radial piston pump (101) comprising a rotor (103) is disclosed. The rotor (103) includes a drive shaft (105) arranged to transmit rotary motion to or from the pump (101) and a piston housing (102) including at least one piston chamber ...  
WO/2017/001802A1
The hydraulic machine comprises a cam (4) and a cylinder block with pistons (14) collaborating with the lobes of the cam, which lobes each have two ramps (50A, 50B) extending between top dead centre and bottom dead centre (PH, PB) arcs. ...  
WO/2016/200912A1
An engine and corresponding driving propulsion system may provide continuous force necessary to keep the engine operating. Utilizing two pressurized tanks with high and low pressures may provide a continuous flow of pressure to the engin...  
WO/2016/190104A1
This variable displacement swash plate-type hydraulic rotating machine has a swash plate of which the inclination can be altered. The swash plate is provided with a slide-contact surface against which a shoe slides, and a sliding part ha...  
WO/2016/188608A1
The piston (20) of a hydraulic cylinder (9) for producing a vibration has a stepped piston structure (13) on both pressure-applying piston surfaces (12) running perpendicular to the cylinder axis (11), thus forming an annular first seali...  
WO/2016/186572A1
A machine that harness ambient heat or waste heat and generate renewable green energy with cold energy as byproduct using a closed loop carbon dioxide working fluid. The machine is known as an ambient heat engine that comprises an expand...  
WO/2016/187439A1
A radial piston device includes a housing, a pintle attached to the housing and having a pintle shaft, a rotor rotatably mounted on the pintle shaft and having cylinders, pistons displaceably received in the cylinders, and a drive shaft ...  
WO/2016/181638A1
A piston according to the present invention is in the shape of a circular cylinder at the ends of which are formed a concave spherical portion in the shape of a partial sphere, and a cylindrical hollow portion, and in which an oil passag...  
WO/2016/153042A1
A brake device 20 for braking a hydraulic motor 1, said brake device 20 equipped with a disc plate 21 that rotates together with a cylinder block 3, a brake piston 27 supported on a first case 12, and a brake spring 35, 45 interposed and...  
WO/2016/153134A1
The present invention relates to an electric power generation device having multiple hydraulic machines. The device comprises: a rotary fan; at least one hydraulic pump which is driven by the rotation of the rotating blade to enable a wo...  
WO/2016/146456A1
The invention relates to an axial piston machine (110) containing a shaft (118), a housing (112, 116), and (c) a cylinder arrangement which is arranged in the housing in a circular manner and which comprises cylinders and pistons (144) g...  
WO/2016/142613A1
The piston coupling system for a hydraulic motor-pump (300) is provided for a hydraulic motor-pump which comprises a central motor-pump rotor (3) which accommodates a hydraulic cylinder (14), inside which a hydraulic piston (13), which c...  
WO/2016/142229A1
The invention relates to an axial piston machine (1), – having a rotor (3) which is rotatably mounted in a housing (2) and which has a shaft (4), – having cylinders (5) which are arranged in ring-shaped fashion around the rotor (3) a...  
WO/2016/135914A1
This rotational drive device (10A) is provided with: a rotational body (16); a housing (12) having an installation hole (14) formed therein; a fluid supply part (18); a movement restriction part (24); and an output shaft (22). A gap (S) ...  
WO/2016/133415A1
The engine is characterized by the fact that in the cylindrical rotor (1) that is rotationally mounted in the body (7) there are recesses (2), preferably in the form of a segment of a cylinder, which are arranged on the circumference. In...  
WO/2016/132051A1
The invention relates to a phase shifter (300) of a valve for a hydraulic engine/pump, wherein said phase shifter is provided for a hydraulic engine/pump (1) that includes an engine/pump frame (2) and an engine/pump central rotor (3) to ...  
WO/2016/105890A1
A pump barrel (70) for use in a hydrostatic pump assembly includes a barrel body (88) defining a plurality of piston bores (84) that receive a plurality of pistons moveable within the bores, and a porting face (74) that defines a plurali...  
WO/2016/097230A1
The invention relates to a piston (1) with a roller (120) suitable for receiving a roller (120) and for sliding in a cylinder (2) along a sliding axis (C-C'), said piston (1) comprising a body (110) having a guide surface (111); an upper...  
WO/2016/097216A1
The present invention relates to a hydraulic device (10) with radial pistons, comprising: - a shaft (12) arranged along an axis (1); - a cover (13) forming a casing element, the cover and the shaft being free to rotate with respect to on...  
WO/2016/099383A1
The bearing assembly, consisting of a stator component (S1) and a rotor component (R1), where the rotor component is adapted for a back-and-forth oscillatory movement (P, -P) relative to the stator component, whereby a number of cavities...  
WO/2016/092319A1
A fluid machine for a pneumatic or hydraulic drive system, said fluid machine being able to work as a fluid motor or as a fluid pump, comprising: at least two piston assemblies each comprising a piston means (110a-c), the at least two pi...  
WO/2016/092908A1
Provided is a hydraulic device that can be produced at low cost and can be easily assembled. A first ring-shaped groove (116) is provided on the outer peripheral surface of a reaction force receiving member (106). Furthermore, a second r...  
WO/2016/089322A1
Multi-story, attached axis+connected helical gear hydraulic engine with components multiple layer adjoint axis hydraulic engine (1) and multiple layer helical wheel integral wheel-blade hydraulic pressure turbine (15) is constituted by f...  
WO/2016/078811A1
The invention relates to an axial piston machine (100) for operation as a pump and/or motor, comprising a housing (10), a connection plate (20) connected to the housing (10), and a piston drum (30) that is arranged on a rotatable drive s...  
WO/2016/081358A1
A rotary fluid pressure device, such as a low-speed, high-torque gerotor motor, is provided with a valve drive shaft that is partially inserted into and engaged with a main drive shaft as the main drive shaft engages a rotating output sh...  
WO/2016/071752A1
A hydraulic machine (137) with oscillating axial cylinders comprises: a plurality of oscillating axial cylinders (138), put in synchronous rotation between a first rotating element, a rotating disc (147), which supports one end of the cy...  
WO/2016/066359A1
Transmission module (17) for a power train, comprising a transmission (35), a swash plate machine (1) having a drive shaft (9), and the swash plate machine (1) has a centre of gravity (71), at least one connection element (61) is attache...  
WO/2016/067472A1
The purpose of the present invention is to suppress a decline in intake ability while increasing a rotation assist ability using the residual pressure inside a cylinder bore 25 when transitioning from a discharge step to an intake step. ...  
WO/2016/052570A1
Friction between a piston and an end part of a driving shaft and end part of a driven shaft had resulted in lower machine efficiency or wearing of the components. The present invention addresses this by means of a gear pump (1) provided ...  
WO/2016/051107A1
Hydraulic mechanism, motor or pump, comprising a cam; a cylinder block mounted so as to rotate with respect to the cam; at least one cylinder (110i, 110e) formed in this cylinder block; at least one piston assembly able to cooperate with...  
WO/2016/045841A1
The invention relates to a pumping device (1) - comprising a working chamber (3) which is delimited in part by a pump housing (4) and inside which a piston (2) can move along an axial direction (A), - further comprising a first fluid lin...  
WO/2016/045843A1
The invention relates to a pumping device (1), especially an axial piston pump, for a waste heat recovery apparatus, comprising a working chamber (3) which is delimited in part by a pump housing (4) and inside which a piston (2) is arran...  
WO/2016/036277A1
A device for converting water energy into rotational mechanical energy relates to hydroelectric power generation and can be used in hydroelectric power units of hydroelectric power stations. The device contains a housing (1) having an in...  
WO/2016/031074A1
The present invention provides a metal-member manufacturing apparatus provided with a main shaft, a base part, and a drive part that drives at least one of the main shaft and the base part in an axial direction of the main shaft. One of ...  
WO/2016/027376A1
The purpose of the present invention is to provide a hydraulic pump/motor with a rotation detection mechanism which is capable of detecting a rotation direction and the number of rotations of a rotation shaft with a simple structure and ...  
WO/2016/023766A1
The invention relates to a swash plate machine (1) in the form of an axial piston pump (2) and/or an axial piston motor (3), comprising a cylinder drum (5) which is mounted in a rotatable manner about a rotational axis (8); piston bores ...  
WO/2016/024519A1
This hydraulic device is provided with a pair of gears, a main body (3) which has a hydraulic pressure chamber housing the gears, a pair of bearing members (40, 45), a pair of side plates (30, 35), and a sealing member (50, 55) which par...  
WO/2016/021072A1
The purpose of the present invention is to make it possible to reduce noise and erosion (cavitation erosion) caused by aeration due to a transition from a high-pressure step to a low-pressure step, and to increase rotation efficiency. Th...  
WO/2016/016573A1
The invention relates to a device which comprises an internal distributor, to be arranged in a casing portion (10A) and comprising a body (15) of which one outer axial surface (15B) has two channels (17, 19), for supply and discharge, re...  
WO/2016/017167A1
The present invention is provided with: a rotatable cylinder block in which are formed a plurality of piston chambers at intervals in the circumferential direction; a plurality of pistons fitted in the piston chambers so as to be capable...  
WO/2016/008465A1
The application relates to a hydraulic motor for driving auxiliary units. The aim of the application is to develop a hydraulic motor for driving auxiliary units that operates very effectively both at low operating pressures present at th...  
WO/2016/006466A1
A hydraulic rotary machine (100) is provided with: a plurality of pistons (6); a cylinder block (2) that houses the pistons (6); a shaft (1) that passes through the cylinder block (2); a swash plate (11) that causes the pistons (6) to mo...  
WO/2016/006465A1
This hydraulic rotary machine is a hydraulic piston pump motor (100) that uses water as a working fluid and that is provided with: an axial passage (15) that opens on the end surface of one end (1a) of a shaft (1) that is joined with a c...  
WO/2015/197342A1
The invention relates to a swash plate machine (1) comprising a swash plate (14) and working pistons (7) which are guided so as to be able to reciprocate in a substantially axial direction within piston bores (6) of a cylinder block (5) ...  
WO/2015/193133A1
The invention relates to a swash plate machine (1) as an axial piston pump (2) and/or axial piston motor (3), comprising a cylinder drum (5) having piston bores (6), which cylinder drum (5) is mounted such that the cylinder drum (5) can ...  
WO/2015/181934A1
In order to suppress the occurrence of a peak pressure inside a motor case (M) without compromising the cooling effect of a hydraulic motor (12), a hydraulic drive device includes, the hydraulic motor (12) which is operated by an oil bei...  

Matches 151 - 200 out of 5,459