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WO/2019/025430A1 |
The invention relates to a positive-displacement machine (40) comprising an inlet region (27) via which a working medium flows into at least one positive-displacement chamber (29, 30) of the positive-displacement machine (40). In order t...
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WO/2019/016499A1 |
A heat exchanger for changing a temperature of a pumped gas flow and a pump comprising the heat exchanger is disclosed. The heat exchanger comprises: at least one tube configured to contain a flow of fluid; said at least one tube being a...
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WO/2019/013110A1 |
Provided is a pump having improved discharge efficiency. This pump for sucking in and discharging fluid is provided with a housing, a drive shaft which is rotatably supported by the housing, and a pump element which is accommodated in th...
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WO/2019/001288A1 |
Disclosed is an oil-gas multiphase pump, mainly involving that two rotating shafts (5) at two ends of a shell (1) are respectively connected to one eccentric bearing pedestal (6); grooves in oblique end faces of the eccentric bearing ped...
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WO/2018/235627A1 |
Provided is a variable capacity-type pump with improved controllability. The variable capacity-type pump is provided with: a pump constituent body, a movable member, a biasing member, a first control chamber, a second control chamber, an...
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WO/2018/235928A1 |
Provided is a gear pump device that enables improvement in volumetric efficiency and manufacturability, and also makes it possible to ensure sealing property and to reduce drive torque. According to the present invention, a sealing mecha...
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WO/2018/229244A1 |
The invention relates to a pump assembly (1) which comprises at least one housing (2) and two gears (6, 7) as transfer means and a drive shaft (15). The housing (2) comprises at least one base (3) and a cover element (4) which can be con...
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WO/2018/229243A1 |
The invention relates to a pump assembly (1) which comprises at least one housing (2) and two gears (6, 7) as transfer means. The housing (2) comprises at least one base (3) and a cover element (4) which can be connected together in orde...
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WO/2018/224200A1 |
The invention relates to a gearwheel pump (1), particularly designed as a fluid feed pump (102) of a waste heat recovery system (100), comprising a pump housing (2) in which an inlet (7), an outlet (35) and a working chamber (6) are form...
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WO/2018/224261A1 |
The present invention relates to an electric motor (1) comprising a stator (2) that is fixed in an outer casing; a rotor (3) that moves in the stator (2); a shaft (4) that is inserted through the center of the rotor (3) and that rotates ...
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WO/2018/226009A1 |
Disclosed herein is a pump with vacuum, self-priming, and booster functions, which includes a rotor housing, a rotor, an upper chamber, a lower chamber beneath the rotor housing, an inlet check valve, an outlet check valve, and an introd...
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WO/2018/219526A1 |
The invention relates to an external gear machine (10) comprising two gears (11, 12) that intermesh in external engagement, the gears (11, 12) being surrounded by a housing (20) comprising contact areas in which each gear (11, 12) is pos...
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WO/2018/215260A1 |
Disclosed is a vane pump, comprising a stator having an accommodation groove, a rotor provided in the accommodation groove, a plurality of vane grooves radially formed in the rotor, and a plurality of vanes able to reciprocally slide in ...
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WO/2018/206050A1 |
The invention relates to an electric pump actuator (1) for a stepless transmission (2) having a gear pump (3) with two meshing gearwheels (4, 5), in which the first gearwheel (4) and the second gearwheel (5) may each be actuated independ...
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WO/2018/207611A1 |
This cartridge-type vane pump is provided with: a side plate (20) in contact with one end surface of a rotor (2) and one end surface of a cam ring (4); a cover (10) in contact with the other end surface of the rotor (2) and the other end...
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WO/2018/207626A1 |
A cartridge-type vane pump (100) is provided with: a rotor (20); a plurality of vanes (30); a cam ring (40); a body-side side plate (50) that abuts one end surface (40b) of the cam ring (40); a cover member (60) that abuts the other end ...
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WO/2018/202357A1 |
The invention relates to an external gear machine comprising a first and a second gear (1, 2), which mesh externally and are surrounded by a housing (3), a bearing body (4) accommodated in the housing (3), which bearing body has at least...
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WO/2018/196991A1 |
The disclosure refers to a variable displacement liquid pump (10) for pumping pressurized liquid, comprising a pump rotor (44) with radially slidable vanes (46) rotating in a shiftable control ring (42), a pressure control system for con...
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WO/2018/198451A1 |
This variable capacity pump is provided with the following: an intake passage (12) that takes in a fluid; an intake opening (13) that is located downstream of the intake passage; a pump chamber (PC) that pumps the fluid guided into the i...
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WO/2018/199152A1 |
Provided is an internal gear pump in which, while a cover and a casing are made of a resin, no breakage occurs when the cover and casing are fastened, and which demonstrates stable discharging performance. Provided is an internal gear pu...
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WO/2018/194224A1 |
The present invention relates to a vane pump comprising: a pump housing of which one side supports a motor module for providing driving power and the other side is coupled to a pump module so as to be coupled to the motor module rotating...
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WO/2018/194042A1 |
Provided is a vane pump capable of ejecting two types of pressure oil of high pressure and low pressure and performing a quick start. The vane pump is provided with: a pump body (2) including a suction inlet (30); a cam ring (3); a rotor...
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WO/2018/188694A1 |
The invention relates to an eccentric screw pump (1) for pumping fluids or flowing conveying media from a suction side (S) to a pressure side (D). A screw pump of said type comprises a rotor (4) and a stator (3), the stator (3) being fle...
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WO/2018/173826A1 |
An oil pump 1 comprises: a motor having a shaft disposed along a center axis extending in an axial direction, a rotor that rotates in the periphery of the shaft, a stator disposed facing the rotor, and a housing that accommodates the rot...
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WO/2018/173531A1 |
[Problem] To provide a magnet gear pump configured so that: a large number of magnets can be easily mounted; and the large number of magnets provide the magnet gear pump with large transmission torque. [Solution] This magnet gear pump 1 ...
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WO/2018/173937A1 |
[Problem] The purpose of the present invention is to provide a stator that has a long service life and can be used for a comparatively long period of time as a result of suppressing breakage of the stator caused by being assembled with o...
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WO/2018/173828A1 |
This oil pump (1) has: a shaft (5) disposed along a center axis (J); a motor section (10) having a rotor (11) rotating around the shaft (5), a stator (15) disposed facing the rotor (11), and a housing (21) for containing the rotor (11) a...
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WO/2018/173827A1 |
A pump device (1) comprises a motor (40) having a shaft (5) that rotates about a center axis (J), and a pump (30) driven by the motor (40) via the shaft (5). The pump (30) has a pump rotor (31) that rotates together with the shaft (5), a...
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WO/2018/172059A1 |
The invention relates to an internal gear machine (1) for reversing operation, comprising an externally toothed pinion (3) and an internally toothed ring gear (4). The ring gear (4) meshes with the pinion (3). A sickle-shaped cavity (7) ...
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WO/2018/173823A1 |
An oil pump device (10) has a motor (20), a pump (30), a pump cover (80), and a solenoid (90). The pump cover (80) has a discharge port (83), an intake opening (84) through which oil is taken in, a first discharge opening (85) and second...
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WO/2018/164925A1 |
A magnetically coupled fan assembly in combination with an electric rotary motor is provided. The electric rotary motor includes a housing, an inner chamber and a shaft with the shaft having a primary driving end and a secondary end. The...
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WO/2018/159474A1 |
This pump device 10 comprises a motor unit 20 which rotates the shaft 41, a pump unit 30 which is driven by the shaft 41 and which sucks in and delivers oil to the motor unit 20. The pump device 10 comprises: a first flow path through wh...
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WO/2018/159471A1 |
This pump device 1 comprises a motor unit 10 having a shaft 5 arranged along a central axis J extending in the axial direction, a pump unit 30 which is positioned to one side in the axial direction of the motor unit 10 and which is drive...
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WO/2018/159472A1 |
This pump device 1 has: a motor section 20 having a shaft 41 disposed along a center axis J; a pump section 30 located on one axial side of the motor section 20 and driven by the motor section 20 through the shaft 41 to discharge oil; an...
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WO/2018/159178A1 |
This pump device is provided with: a body (10) including a pump containing chamber (11), a suction path (12), a discharge path (13), a first path (14), a second path (15), a first communication path (16), and a second communication path ...
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WO/2018/158755A2 |
A hydraulic pump with an integrated distribution valve comprises a body and a cover, and also at least two assemblies, a first assembly associated with the cover and a second assembly associated with the body, wherein the first assembly ...
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WO/2018/159480A1 |
This electric oil pump 10 comprises a motor unit 20, a pump unit 30, and a motor drive unit 60. The pump unit 30 comprises a pump rotor 35 attached to a shaft 41, a pump body 31, and a pump cover 32. The motor drive unit 60 comprises an ...
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WO/2018/153605A1 |
The invention relates to a gear pump (1), particularly for a waste heat recovery system. Said gear pump (1) comprises a casing (2), a working chamber (6) being formed in the casing (2). A first gear (11) and a second gear (12) mesh with ...
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WO/2018/151973A1 |
The disclosure provides a gear pump rotor assembly that includes a rotor body, a rotor head having a plurality of gear teeth and being connected to the rotor body, at least one connector extending between the rotor body and the rotor hea...
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WO/2018/151986A1 |
A rotor assembly for a rotary fluid device that includes a first body at least partially exposed to a process fluid, a second body at least partially exposed to the process fluid, a connecting apparatus that includes at least one connect...
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WO/2018/143564A1 |
The present invention relates to a variable vane pump comprising: a housing which has a suction port and a discharge port positioned so as to face each other, and has an inner space provided therein; a cam ring which is installed in the ...
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WO/2018/134019A1 |
The invention relates to a motor-pump unit (80) comprising a motor (90) and a fluid pump (100). The fluid pump (100) has a pump housing (7), said pump housing (7) being equipped with an inlet and an outlet. The pump housing (7) delimits ...
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WO/2018/130434A1 |
The invention relates to a hydraulic pump (10), in particular for a motor vehicle, comprising a first housing element (12), which has an accommodating region (16) for at least partially accommodating at least one drive element (14), comp...
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WO/2018/130718A1 |
The invention relates to an eccentric screw pump (1) for delivering liquids loaded with solids, having a rotor (4) wound helically, a stator (2), having an inlet (10) and an outlet (12), in which the rotor (4) is rotatably arranged about...
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WO/2018/131403A1 |
This electrically driven oil pump comprises: an oil pump having a pump rotor rotatably supported within a pump chamber located between a pump plate and a pump housing; a rotating shaft affixed to the pump rotor; and a motor which has a m...
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WO/2018/121964A1 |
The present invention relates to a gerotor pump for pumping fluid, in particular motor vehicle drivetrain fluid, having a pump housing on which a suction connection and a pressure connection are configured, having an external rotor which...
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WO/2018/123682A1 |
The present invention is provided with: a pump housing comprising a housing body 31 and a cover member 32; and a driven-side helical gear 43 at which a thrust force is generated at the time of transmission of a rotational force, the inve...
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WO/2018/114332A1 |
The invention relates to a fluid pump (1), particularly for a waste heat recovery system. The fluid pump (1) comprises a housing (2), wherein an inlet (2a) and an outlet (2b) are formed in the housing (2). The housing (2) delimits a work...
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WO/2018/115585A1 |
There is disclosed a gear pump (13) comprising at least two counter rotating gear wheels (1); permanent magnets (3) attached with the at least two gear wheels (1); at least a first stator coil pair (6) and a second stator coil pair (6). ...
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WO/2018/114932A2 |
An external gear pump has a housing. The housing defines a working chamber. A first gear mounted on a first shaft and a second gear mounted on a second shaft mesh inside the working chamber. At least one slide bearing for each shaft is a...
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