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WO/2024/052008A1 |
A fuel pump for direct fuel injection for internal combustion engines comprising a pump body, a pumping chamber in which a piston (1) is slidably mounted, a spring (3) bearing on the one hand on the pump body and on the other hand at an ...
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WO/2024/044353A1 |
An apparatus can include a central member between a first fluid section and a second fluid section, wherein the central member, first fluid section, and second fluid section define a longitudinal axis thereon, at least one first fluid se...
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WO/2024/023604A1 |
Volumetric variable displacement machine interacting with an operating fluid, said machine being a motor with axial pistons or a pump with axial pistons and comprising: i) means (2) interacting with the operating fluid; ii) a housing cas...
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WO/2024/013374A1 |
A fuel pump for the direct-injection of fuel for internal combustion engines comprises a pump body (5), a pump chamber (50) in which a piston (1) is slidably mounted, a spring (3) bearing against the pump body (5) and against one end (10...
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WO/2024/009037A1 |
Disclosed is a hydraulic machine (2) comprising: - a bearing support member (8), - a cylinder block (16), - a brake piston (20) that is movably mounted with respect to the bearing support member between a braking position in which the pi...
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WO/2024/008566A1 |
The invention relates to an electrical drive device (200), for electrically driving an auto concrete pump (100), wherein the auto concrete pump has a concrete pump system (110) for conveying concrete, wherein the concrete pump system (11...
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WO/2024/003500A1 |
Disclosed is a hydraulic machine (1) comprising: - a cam (14) having a cylindrical outer face (30) and a main axis (X-X), and - at least one gauge (40) rigidly fixed to the face and arranged to detect stress on the face and/or a variatio...
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WO/2024/000832A1 |
Provided in the present disclosure is a plunger pump. The plunger pump comprises a pump body, a crankshaft, and a plunger group, wherein the pump body is provided with a plurality of working cavities; the crankshaft is rotatably assemble...
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WO/2024/003511A1 |
Disclosed is a rotating machine (6) comprising: - a casing (8); and - at least one gauge (16) that is attached directly to the casing and arranged to detect a load applied to the casing at a distance from the gauge and/or a variation in ...
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WO/2023/247271A1 |
The invention relates to a swash drive (10) for a high-pressure cleaning unit, with a motor shaft (20) which is mounted rotatably about a rotational axis (18), and with a swash unit (22), comprising a swash element (32; 108; 118) and a s...
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WO/2023/247524A1 |
A hydraulic device (1) comprises a housing (2) and a shaft (3) which is mounted in the housing (2) and rotatable about a first axis of rotation (5). The shaft (3) has a flange (8) extending perpendicularly to the first axis of rotation (...
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WO/2023/245054A1 |
Various embodiments disclosed relate to a reciprocating triplex pump. The present disclosure includes a reciprocating triplex pump with a longer stroke time. Such a pump can include a prime mover with a shaft extending longitudinally; a ...
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WO/2023/242503A1 |
The invention relates to an assembly comprising a hydraulic pump (100) and an epicyclic reduction gearset (200), wherein the hydraulic pump (100) is a radial piston hydraulic pump, the reduction gearset (200) comprising an outer sun gear...
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WO/2023/242502A1 |
The invention relates to a hydraulic machine (1) comprising a first assembly and a second assembly which are rotatably movable relative to one another about a main axis (Z-Z), the first assembly comprising a shaft (20), a cylinder block ...
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WO/2023/227253A1 |
Problem: Provide a control calibration apparatus for a variable-capacity pump that can increase the flow control accuracy of the variable-capacity pump and a method thereof. Solution: The control calibration apparatus of the variable cap...
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WO/2023/226413A1 |
A fluid machine and a heat exchange device. The fluid machine comprises a crankshaft (10), a cylinder sleeve (20), a cross groove structure (30), sliding blocks (40), and two flanges (50). The crankshaft (10) is provided with two eccentr...
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WO/2023/230240A1 |
A multi-piston pump includes a first pump having a first linear position sensor and a first pressure sensor, a second pump independent from the first pump, the second pump having a second linear position sensor and a second pressure sens...
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WO/2023/214157A1 |
A hydraulic device (102) in the form of a pump, motor or pump/motor. The device comprises a piston arrangement (122) comprising a plurality of pistons (124) arranged to reciprocate within a respective cylinder (126). The reciprocation is...
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WO/2023/213933A1 |
The invention relates to a hydraulic machine (100) comprising: - a distribution cover (2.3); - a distributor (16); - a displacement selection drawer (35) mounted so as to slide between a first position in which the machine is configured ...
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WO/2023/203199A1 |
The invention provides a drive assembly for a fuel pump for an internal combustion engine. The drive assembly comprises: a housing (50) and a tappet assembly (10) received within a tappet bore (52) provided in the housing (50). The tappe...
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WO/2023/198987A1 |
The invention relates to a module (3) having a longitudinal axis (X) and comprising a hydraulic actuator (46), and a pump (54) for supplying the hydraulic actuator (46) with fluid, the pump comprising axial pistons (54c) intended to be m...
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WO/2023/187476A1 |
Hydraulic axial piston unit comprising a rotatable cylinder block and a valve segment with two pressure ports. An IDC control port and an ODC control port are located on the valve segment in circumferential direction between the circumfe...
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WO/2023/188817A1 |
This rotary swash plate hydraulic pump comprises a casing, a cylinder block disposed in the casing so as not being capable of rotating relative thereto and having a plurality of cylinder bores opened at one end face, a rotary swash plate...
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WO/2023/188816A1 |
This rotary swash plate-type hydraulic pump comprises: a casing; a cylinder block which is disposed in the casing so as to be unable to rotate relatively and has formed therein a plurality of cylinder bores open in on one end surface the...
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WO/2023/189944A1 |
A rotating swashplate hydraulic pump comprising: a casing in which an intake passage is formed; a cylinder block which is disposed inside the casing so as to be incapable of relative rotation and in which a plurality of cylinder bores le...
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WO/2023/189942A1 |
This rotary swash plate type hydraulic pump is provided with: a casing; a cylinder block that is disposed inside the casing so as not to be relatively rotatable and has a plurality of cylinder bores; a plurality of pistons inserted into ...
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WO/2023/189943A1 |
A rotary swash plate-type hydraulic pump comprising: a casing; a cylinder block that includes a cylinder bore and is arranged within the casing so as to be incapable of rotating relative to the casing; a piston inserted in the cylinder b...
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WO/2023/181516A1 |
A hydraulic pump (1) according to one embodiment includes a casing (2) that accommodates a valve plate (3), a cylinder block (4), and a swash plate (5). The angle of the swash plate (5) is changed by a servo-piston (7), and the servo-pis...
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WO/2023/181517A1 |
A hydraulic rotary machine (1) according to one embodiment includes a rotary shaft (11), and a casing (2) that accommodates a cylinder block (4) and a swash plate (5). Furthermore, the hydraulic rotary machine (1) includes a servo piston...
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WO/2023/174892A1 |
The present invention relates to a piston-cylinder assembly for a radial piston compressor, comprising a piston (1), a cylinder bore (2) in which the piston (1) is arranged movably along a centreline (3) of the cylinder bore (2); a drive...
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WO/2023/163597A1 |
A reciprocating compressor (l1) comprising: a suction valve (110'); a discharge valve (120'); and a working chamber (251'); wherein the suction valve (110') is configured to provide fluid communication between a suction channel (40') and...
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WO/2023/155108A1 |
Disclosed are an auxiliary accumulator and a low-pressure liquid inlet manifold having same. The auxiliary accumulator (50) is provided on a housing (20) provided with a branch channel (21) and a mounting port (22) communicated with each...
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WO/2023/156266A1 |
Hydraulic rotating machine with pistons, comprising: a casing (102); an inclined plate (130) mounted in the casing; a drive shaft (100) and a barrel (104) which are mounted in the casing; a plurality of pistons (106) which are situated i...
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WO/2023/139853A1 |
A parallel pump (1) comprises: a casing (2) in which a pump chamber (11) and a gear chamber (12) are partitioned by a partition wall (25); and a first piston pump mechanism and second piston pump mechanism which are disposed parallel to ...
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WO/2023/135112A1 |
The invention relates to a method with a hydraulic pressure medium supply arrangement (100) for an open hydraulic circuit having a hydraulic machine (10), an adjusting mechanism (102), and an electronic control unit (1). The method compr...
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WO/2023/136988A1 |
The invention relates to a compressor assembly (1) for an apparatus (100) for inflating and/or repairing inflatable items or products as needed, in particular vehicle tires. The compressor assembly (1) comprises a first compressor unit (...
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WO/2023/135435A1 |
The invention refers to a self-adjusting gyroscopic hydrostatic system of a linear torque converter for power transmission with a centrifugal mechanism of type -A1- with a sliding arm to change the angle of the gyroscopic axis (after bot...
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WO/2023/131712A1 |
The invention relates to a motor-pump unit (11), in particular for a high-pressure cleaning appliance having a motor (12), having a gear mechanism (16), which is driven by the motor (12) and has an output shaft (17), which rotates about ...
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WO/2023/118725A1 |
The invention relates to a hydraulic control circuit (57) of a dual-action orientation actuator (61) for the orientation of fan blades of a turbojet engine, comprising an oil reservoir (63), a variable-displacement axial piston pump (26)...
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WO/2023/118724A1 |
The invention relates to a hydraulic control circuit (57) of a dual-action orientation actuator (61) for the orientation of fan blades of a turbojet engine, comprising an oil reservoir (63), a variable-displacement axial piston pump (26)...
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WO/2022/028735A9 |
The present disclosure is directed to simplifying the design of a bent- axis hydraulic pump/motor. The design has a multi-functional hub (32) that includes torque transfer components (64) and piston rod head retention components (70) tha...
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WO/2023/111622A1 |
Hydrostatic radial piston unit of the cam-lobe type of construction comprising a non-rotary, stationary shaft defining a rotational axis of the hydrostatic radial piston unit. A non-rotary, stationary casing houses the shaft in a torque ...
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WO/2023/111621A1 |
Hydrostatic radial piston unit of the cam-lobe type of construction comprising a non-rotary, stationary casing. The stationary casing comprises a through hole defining a rotational axis of the hydrostatic radial piston unit. A rotary cas...
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WO/2023/104620A1 |
A piston pump (10) comprises a pump piston (20), a delivery chamber (28), a seal (32) arranged in a ring shape around the pump piston (20) and interacting at least intermittently with the latter, and an annular portion (34) which is arra...
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WO/2023/099991A1 |
A membrane pump (1a,1b,1c,1d,1e) is described comprising a pumping chamber (20), partially defined by a flexible membrane (25), and a membrane drive mechanism configured to flex the membrane in order to vary a volume of the pumping chamb...
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WO/2023/097330A1 |
Aspects of the disclosure generally relate to positive displacement pumps, and more specifically to fluid end designs for plunger pumps typically used to stimulate oil and natural gas wells underground shale formations by means of hydrau...
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WO/2023/083813A1 |
The reversible hydraulic pump (12) for setting the propellor pitch (3) of a turboprop (2) comprises two cylinders (20, 21) connected by a transmission shaft (28). The first and second cylinders (20, 21) are connected to the transmission ...
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WO/2023/082419A1 |
A plunger pump, comprising: a mounting base and a swash plate. The mounting base is provided below a bottom plate of the bottom of a cylinder body, and a group of first screw holes are formed in each of the left end and the right end of ...
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WO/2023/085258A1 |
A piston pump 100 comprises a first biasing part 20 that biases a swashplate 8 in accordance with a supplied control pressure, a second biasing part 30 that biases the swashplate 8 against the first biasing part 20, and a regulator 50 th...
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WO/2023/084854A1 |
This cylinder block comprises: a cylinder block body in which a plurality of cylinder chambers are formed around a rotary shaft; a plurality of first parts to be detected which are formed, on the outer circumferential surface of the cyli...
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