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Patent Searching and Data


Matches 1 - 50 out of 13,003

Document Document Title
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...  
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, ...  
WO/2024/060503A1
An oil pumping device and a vehicle. The oil pumping device (100) comprises: a motor structure (110), the motor structure comprising a drive shaft (1101), and the drive shaft (1101) rotating about an axis extending in the axial direction...  
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...  
WO/2024/036147A3
A wearable fluid delivery system comprising a single-use device with a tube, a pump, and a nutrition container with a fluid. The system further includes a module including a processor, a battery, and an electric motor with an output memb...  
WO/2024/044838A1
Various embodiments are provided herein for a system and method for air compression. In at least some embodiments provided herein, there is provided a compressor device having an annular chamber, at least one inlet port, at least one bla...  
WO/2024/039524A1
A multiphase pump system includes a pump (10) having first and second screw rotors (4) disposed within a pump body (A), and at least one inlet (3) in fluid communication with the first and second screw rotors, respectively. A discharge c...  
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...  
WO/2024/028662A1
An equivalent circulating density (ECD) reduction tool can include a positive displacement fluid motor, and a fluid pump configured to be driven by the fluid motor. The fluid pump can include a fluid inlet and a fluid outlet disposed on ...  
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...  
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...  
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...  
WO/2024/024041A1
In an external gear pump (P), a pair of gears (G1, G2) are accommodated inside a pump body (B). An intake chamber (2I) is formed on one side of a portion at which the pair of gears (G1, G2) mesh, and a discharge chamber (2O) is formed on...  
WO/2024/024035A1
This external gear pump is provided with: a pair of a driving gear (2) and a driven gear (3); a pump casing (1); a gear accommodation room (13) that is formed inside the pump casing (1) and accommodates the driving gear (2) and the drive...  
WO/2024/022786A1
The invention relates to a method for determining or monitoring the effective delivery flow (Q) of an eccentric screw pump during operation, wherein the eccentric screw pump has a stator (1) and a rotor (12) rotating eccentrically in the...  
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...  
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...  
WO/2024/010884A2
A rotary fluid-displacement assembly has a rotor housing assembly defining one or more valve cavities. Each valve cavity can be elongated along the longitudinal axis. Each valve cavity can define an opening in the internal cavity. The ro...  
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...  
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...  
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-...  
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...  
WO/2023/243126A1
A mechanical seal device 1 comprises a circulating pump mechanism 30 that circulates a sealing liquid in a sealing liquid chamber 8. The circulating pump mechanism 30 comprises: a rotor 31 provided on a rotation shaft 51 so as to be rota...  
WO/2023/243127A1
A circulation pump mechanism 30 of a mechanical sealing device 1 comprises: a rotor 31 formed with mounting grooves 31c; vanes 32 provided in the mounting grooves 31c that are able to move in and out of the rotor 31; a plurality of biasi...  
WO/2023/242824A1
A positive-displacement pump or turbine (10) includes a rotor casing (14) that defines a rotor chamber (32) having a contoured wall (34) that forms a plurality of lobes (20, 22, 24, 26). A rotor (30) is positioned within the rotor chambe...  
WO/2023/243665A1
An internal gear pump (1) comprises a pinion gear (3), a ring gear (4), a housing (10), and a crescent (54) having a first arcuate wall (541) with which external teeth (31) come into contact, and a second arcuate wall (542) with which in...  
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...  
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...  
WO/2023/240231A1
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...  
WO/2023/240238A1
The disclosure relates to a method of manufacturing a screw for a screw pump (2), the method comprising molding a screw in a molding tool using a polymer material and ejecting the screw from the mold by applying an axial force to it, whe...  
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 ...  
WO/2023/232700A1
A modular system comprising a vacuum pump system and a support frame for supporting the vacuum pump system above a surface is disclosed. The vacuum pump system comprises: a vacuum generator; and a motor for driving the vacuum generator. ...  
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...  
WO/2023/219920A1
Described herein is a mechanism including: a driving shaft comprising an eccentric crank and an arm part extending radially from the driving shaft, the arm part of the driving shaft comprising a piston housing; a piston in the piston hou...  
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...  
WO/2023/214021A1
A rotor assembly comprising: a rotor (104) comprising a screw-type body portion, the screw-type body portion comprising a plurality of lobes (300), the lobes (300) of the plurality of lobes (300) defining a plurality of inter-lobe volume...  
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...  
WO/2023/201451A1
A hydraulic continuously variable transmission, which is applied to the fields of mechanical devices, vehicles and the like, and realizes stepless speed changing. The hydraulic continuously variable transmission consists of two annular h...  
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.  
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...  
WO/2023/200557A1
An internal combustion rotary engine (100) comprising a housing (110), at least one sun wheel centered about the central axis and positioned within one of at least one cylindrical compartment of the housing, and including a sun wheel cir...  
WO/2023/193887A1
The invention is directed to a bidirectional automotive positive-displacement pump (10) comprising a pump rotor (15) being rotatably and eccentrically arranged within a pumping chamber (13), a static pump housing (12) defining the pumpin...  
WO/2023/196657A1
A dismountable pump system for quick and efficient cleaning of all pump components. The system includes a container (12, 202) associated with a back pump unit (30), a pump unit (50, 230), a fastener (150, 248) and a lock member (170). Th...  
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 ...  
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...  
WO/2023/186443A1
The invention relates to a rotary pump (1) for conveying a fluid. The rotary pump (1) comprises a pump housing (2) with a first fluid connection (3) and a second fluid connection (4), wherein the first fluid connection (3) and the second...  
WO/2023/187428A1
A liquid ring rotary vane device is provided that comprises a housing with an oval profile inner surface; a toothed gearwheel mounted on a shaft in the center of the housing, in the teeth of which there are slits in which spring-loaded p...  
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...  
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 ...  
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...  

Matches 1 - 50 out of 13,003