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Patent Searching and Data


Matches 1 - 50 out of 8,130

Document Document Title
WO/2019/054139A1
According to the present invention, a groove (38) is formed, which extends, from a starting end of a discharge port (36), in the reverse direction of the rotation direction of a vane (22). A first end section (38A) of the groove is conne...  
WO/2019/049465A1
The housing in one embodiment of the drive device of the present invention is provided with a pump chamber, and has an outer lid section for covering one side of a motor shaft in the axial direction thereof, and a first oil channel which...  
WO/2019/049464A1
One embodiment of the drive device of the present invention is equipped with a rotor, a stator, a housing having a storage section capable of storing oil, a pump unit driven by a motor shaft, and a cooling device attached to the housing ...  
WO/2019/048235A1
A pump (1) for pumping a liquid food product (F), comprising a star wheel (30) arranged to be driven by an impeller (20) to rotate around an axis (A2) that is offset from an axis (A1) of rotation of the impeller (20), an element (41) tha...  
WO/2019/049660A1
This pump device is provided with a first bearing (B1) and a second bearing (B2) which rotatably support a drive shaft that rotationally drives a pump element. The first bearing (B1) has a first lubrication groove (B1c). The second beari...  
WO/2019/041959A1
An electric oil pump (100) comprises a pump housing, a first rotor assembly (8), a pump shaft (5), a second rotor assembly (3), a stator assembly (4), and a circuit board assembly (6). The pump housing comprises at least a first housing ...  
WO/2019/041960A1
An oil pump (100) comprises a pump housing, a pump shaft (5), and a pump rotor assembly (8). The pump housing is capable of forming a pump cavity. The pump cavity comprises a first cavity (80) and a second cavity (90). The pump rotor ass...  
WO/2019/044523A1
In order to provide an electric oil pump in which damage to an electronic component inside an inverter part due to vibration can be inhibited, this electric oil pump (1) has a motor part (10) having a shaft (11), a pump part positioned o...  
WO/2019/044482A1
An electric pump (100) comprises a motor mechanism (1) provided to one-end side of a rotating shaft (4), a pump mechanism (30) provided to the other-end side of the rotating shaft (4), and a single housing (3) that accommodates the motor...  
WO/2019/044518A1
An electric oil pump is provided which can suppress damage to electronic components in an inverter unit due to vibration. This electric oil pump 1 comprises a motor unit 10 having a shaft 11, a pump unit 40 driven via the shaft 11, and a...  
WO/2019/044521A1
Provided is a circuit board assembly 70 having a circuit board 75, an inverter housing 73 having a circuit board accommodating part 73a, and an external terminal 86 connected to the circuit board 75. The circuit board 75 has a connection...  
WO/2019/044515A1
An electric oil pump is provided which suppresses damage to electronic components in an inverter unit due to vibration and which can be made more compact. This electric oil pump 1 comprises a motor unit 10 having a shaft 11, a pump unit ...  
WO/2019/044513A1
An electric oil pump is provided which can suppress the risk of damage to electronic components on the circuit board due to vibration. This electric oil pump 1 comprises a motor unit 10 having a shaft 11, a pump unit 40 driven via the sh...  
WO/2019/037840A1
The invention relates to a method for pulsation damping in a fluid-conveying surface (1), in which the fluid flows along a membrane (8, 50) in a damping portion (2, 22, 29, 33, 36, 37, 49) of the system (1), which membrane is supported a...  
WO/2019/034885A1
A pump for pumping a fluid and a method of pumping is disclosed. The pump comprises: a pump housing comprising a fluid inlet and a fluid outlet and a core; a liquid with magnetic properties confined within the pump housing; a rotating ma...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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 ...  
WO/2018/212738A3
The present invention relates to a variable displacement vane pump having a pressure plate (10) where oil input is realized through at least two suctioning channels (11) provided thereon and an abrasion plate (20) positioned in the vicin...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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) ...  
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...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 8,130