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WO/2024/064873A1 |
A universal-type bracket is disclosed that incorporates a substantially uniform diameter through-bore. This allows the bracket to accept current sealing arrangements used in these types of pumps, while providing the same or better sealin...
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WO/2024/060500A1 |
Provided in the embodiments of the present application are an oil pump device and a vehicle. The oil pump device comprises an electric motor structure, which comprises a drive shaft; and a pump structure, which comprises a pump housing, ...
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WO/2024/057753A1 |
A variable displacement pump (VP1) according to the present invention is provided, on a first end surface (FC1) of a cam ring (4), with a first recessed portion (471) which opens into a first discharge passage (ER1), and which has an axi...
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WO/2024/042811A1 |
A variable displacement oil pump according to the present invention has a protrusion (46) that is partially formed on a spring contact surface (451) of an arm part (45) of a cam ring (4) so as to overlap with part of the outer circumfere...
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WO/2024/036894A1 |
A gear, a pump, and a vehicle. The gear (100) comprises: a gear body (110), wherein in the axial direction of the gear (100), the gear body (110) is provided with two matching end surfaces (112) which are opposite to each other, the oute...
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WO/2024/028293A1 |
The present invention relates to a pump (10), in particular a transmission oil pump. The pump (10) comprises: an electric motor (20) having a stator (30) and a motor rotor (40); and a central axis (50). The pump (10) also comprises a pum...
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WO/2024/028294A1 |
The present invention relates to a pump (10), in particular a transmission oil pump. The pump (10) comprises: an electric motor (20) having a stator (30) and a motor rotor (40); and a central axis (50). The pump (10) also comprises a pum...
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WO/2024/028907A1 |
An electric pump or motor pump (100, 200) is described, consisting of a pump body (1) and a fixing device (10), designed to make a connection of a pump shaft (3) contained in the pump body (1) with a motor shaft (4) of an electric motor ...
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WO/2024/022482A1 |
An electric pump. The electric pump has a first cavity, and when the electric pump works, a working medium is present in the first cavity. The electric pump comprises a control assembly and a rotating assembly, the control assembly is lo...
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WO/2024/013124A1 |
The invention relates to an electric fluid pump (1) for a motor vehicle, having an electric motor drive (2) with a stator (6), a rotor (8) and a rotor shaft (10) carrying the rotor (8), furthermore having a pump head (4) with at least on...
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WO/2024/013716A1 |
Volumetric rotary vane pump (10; 110) comprising a stator (20; 120), a ring (50; 150) rotatably mounted within the stator (20; 120) and a vane rotor (40; 140) comprising a plurality of vanes (45; 145) having respective first ends (45a; 1...
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WO/2024/009195A1 |
A fluid pump includes a housing, a motor that is disposed within a motor portion of the housing, a delivery pump element that is disposed within a delivery portion of the housing, and a return pump element that is disposed within a retur...
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WO/2024/004450A1 |
A vane pump (100) is provided with a body-side side plate (30) and a cover-side side plate (40). The body-side side plate (30) comprises a plurality of first back pressure grooves (34) each of which is opened on a first slide-contact sur...
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WO/2023/247418A1 |
The invention relates to an electric gear pump, in particular a gerotor pump, for a motor vehicle, which pump is intended for pumping a fluid (F) such as oil, extends in axial direction (12) and comprises a housing (4) which has a cover-...
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WO/2023/248695A1 |
A vane pump (100) is provided with a cam ring (4) and a body-side lateral plate (30) that is provided in contact with one lateral surface of the cam ring (4). The body-side lateral plate (30) has a first back pressure groove (34) that is...
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WO/2023/237203A1 |
The invention is directed to an electric fluid pump (10) comprising a pump housing (12) defining a pumping chamber (15), a motor chamber (17), and an electronics chamber (19), wherein the pumping chamber (15) and the motor chamber (17) a...
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WO/2023/240232A1 |
The disclosure relates to a screw pump (2) comprising: a casing (3) with an inlet (30), an outlet (31) and a flow chamber (32) between the inlet and the outlet; and at least two screws (4, 5, 6) housed in the flow chamber to 5 force a fl...
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WO/2023/240234A1 |
Screw pump (2) comprising: a casing (3) with an inlet (30), an outlet (31) and a flow chamber (32) between the inlet and the outlet; at least two screws (4, 5, 6) housed in the flow chamber to force a fluid flow through the flow chamber ...
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WO/2023/232258A1 |
The invention is directed to an automotive electric oil pump (10) comprising a static pump housing (12) defining a pumping chamber (14) and a motor chamber (16), the pumping chamber (14) and the motor chamber (16) being fluidically conne...
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WO/2023/217407A1 |
A two-stage pump for pumping at least one medium, wherein the pump has a liquid ring stage (1), a side channel stage (2) and two medium inlets (3), wherein the liquid ring stage (1) has a medium chamber (12) and two medium openings (13, ...
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WO/2023/217606A1 |
A discharge plate (16) for a rotating screw machine (10), said rotating screw machine comprising: a rotor housing (12) defining an internal cavity (18) in which a plurality of rotatable screw rotors (20, 22) are located, and an outlet ca...
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WO/2023/210977A1 |
A pump comprises: a housing; a stator disposed in the housing; an outer gear disposed in the stator; an inner gear disposed in the outer gear; a shaft disposed at the center of the inner gear; and a bearing coupled to one end of the shaf...
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WO/2023/202752A1 |
A gerotor pump has an outer rotatably mounted gerotor (12) with at least one hollow tooth (22) which is closed by a lateral plate (14) and/or a cap and the interior (18) of which has a fluidic connection (20) radially inwards.
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WO/2023/198247A1 |
The invention relates to a device (1, 1-1, 1-2, 1-3) for conveying a liquid, in particular a gerotor pump. The device (1, 1-1, 1-2, 1-3) has a housing (2) together with a flange (3, 3-1, 3-2, 3-3), which enclose a volume, and has an oute...
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WO/2023/188697A1 |
This internal gear pump (1) comprises: a case (2) that has a pump chamber (7a1); an outer rotor (3) that is ring-shaped, has internal teeth (3a) on the inner circumference thereof, and is accommodated in the pump chamber (7a1); an inner ...
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WO/2023/186981A1 |
The invention relates to a fluid pump (1) for an aircraft turbomachine, the pump comprising an immobile crown (10) having a wall (13) and having a pipe (12) pass therethrough along a central axis (101), a rotor (20) capable of rotating r...
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WO/2023/187537A1 |
Rotational element (1) internally provided with at least one annular cavity (5, 105, 106, 110) which separates a central part (4) from an outer part (3) of the rotational element (1), wherein the outer part (3) is provided with one or mo...
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WO/2023/188696A1 |
An internal gear pump (1) according to the present invention is equipped with: a case (2); an outer rotor (3) which is ring-shaped, has internal teeth (3a) provided along the inner circumference thereof and external teeth (3b) provided a...
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WO/2023/174888A1 |
The invention relates to an oil pump (2) for a motor vehicle, in particular an electrically operated gear pump, comprising a pump housing (4) that is closed relative to an end side by a housing cover (6), a shaft (14) which extends in a ...
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WO/2023/176170A1 |
The present invention configures an oil pump that can easily maintain an inner rotor in a removal-prevented state with respect to a shaft. This oil pump is provided with: a shaft capable of rotating by a rotary driving force; an inner ro...
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WO/2023/159328A1 |
An internal gear pump or motor includes inner and outer rotors that mesh together. An internal electric motor or generator may include a stator supported by a support element that passes through bearings of the outer rotor and the inner ...
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WO/2023/152594A1 |
A sealing assembly for a progressive cavity pump and a progressive cavity pump assembly having a retaining sleeve, a ring, and an elastic diaphragm terminating in a first end of the diaphragm in a first opening, and in a second end of th...
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WO/2023/139844A1 |
This uniaxial eccentric screw pump comprises: a stator 2 which has an insertion hole 14 having an inner circumferential surface formed in the shape of a female thread; and a rotor 3 comprising a male threaded shaft body which is inserted...
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WO/2023/138016A1 |
An engine end cover integrated oil pump assembly, comprising an engine end cover (1), an oil pump (2), a crankshaft driving gear (3) and a crankshaft driving gear retaining structure. The oil pump (2) comprises a pump body (21), an oil p...
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WO/2023/134809A1 |
The invention relates to a tandem pump (1) for an electric axle of a motor vehicle, comprising a dry sump flow (2) via which hydraulic fluid can be delivered from a transmission chamber into a hydraulic chamber, and a main flow (3) via w...
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WO/2023/132864A1 |
An example assembly includes: a main housing (108) having an internal chamber (110) therein; an electric motor (102) disposed in the internal chamber of the main housing and comprising a motor rotor (114); a cooling inner ring (700) disp...
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WO/2023/117103A1 |
Automotive electric liquid pump (10) for providing a pressurized pumping liquid, with a positive displacement pumping section (20) and a motor section (40) being arranged in axial alignment with the pumping section (20), the motor sectio...
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WO/2023/113259A1 |
A pump comprises: a motor housing; a stator disposed in the motor housing; a rotor disposed in the stator; a shaft coupled to the rotor; a pump housing coupled to the motor housing; an outer gear disposed in the pump housing; an inner ge...
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WO/2023/104389A1 |
Universal joint (1) inside a rotating unit (2) of a pump, in particular an eccentric screw pump (3), having at least one first joint part (A) which has an end-side joint pin (10) and at least one second joint part (B) which has at least ...
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WO/2023/104388A1 |
Universal joint (1) inside a rotating unit (2) of a pump, in particular an eccentric screw pump (3), having at least one first joint part (A) which has an end-side joint pin (10) and a second joint part (B) which has at least one end-sid...
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WO/2023/105390A1 |
A vane pump has a rotor and a control slide mounted within an internal chamber of a housing. The rotor has a number of vane mounting openings and vanes. Rotation of the rotor generates a pressure differential between inlet and outlet por...
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WO/2023/088046A1 |
A circulating pump and a clearance control method therefor. The circulating pump comprises a pump body (1), a driving shaft (11), a driven shaft (12), a driving gear (13), a driven gear (14), and a rotor (15). The rotor (15) comprises a ...
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WO/2023/076176A1 |
A rotor stator pump includes a rotating helical component and a static helical component. An electric motor is connected to the rotating helical component to drive rotation of the rotating helical component. The rotating helical componen...
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WO/2023/062479A1 |
The non-lubricated compressor (10) for compressing a gas, comprises: a stationary stator (12) with a housing (18) comprising a rotor cavity (20) delimited by a bottom wall (22), a top wall (24), and a lateral wall (26) connecting said bo...
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WO/2023/063967A1 |
An example gear pump includes a pump ring gear; a pump shaft; a pump pinion mounted to the pump shaft and disposed within the pump ring gear, such that external teeth of the pump pinion engage with internal teeth of the pump ring gear, w...
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WO/2023/052727A1 |
The invention relates to a positive displacement lobe pump (10) comprising: • - a stator (11) having an internal wall defining a stator volume; • - a rotor (14) rotatable inside the stator volume, the rotor (14) having at least two l...
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WO/2023/038204A1 |
Provided is a transmission of which mountability onto a vehicle can be optimized by improving the arrangement position of a motor-driven oil pump in a transmission. The transmission according to an embodiment of the present invention com...
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WO/2023/037737A1 |
This variable-capacity oil pump (VP1) comprises a stopper section (45) that can come into contact with a cam ring contact section (112e) disposed on a pump accommodation section (110), the stopper section being disposed at a position tha...
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WO/2023/037736A1 |
A variable displacement oil pump (VP1) according to the present invention has a coil spring (SP), which is a bias member, provided at a position not overlapping a first intake port (114), a second intake port (124), and an intake opening...
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WO/2023/037875A1 |
This variable capacity-type oil pump comprises: a connection path (31) linearly formed at a position adjacent to a first chamber (26) and a second chamber (27) when viewed in a direction along the rotation axis (O1) of a pump structure; ...
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