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Patent Searching and Data


Matches 51 - 100 out of 16,246

Document Document Title
WO/2019/089103A1
A pump assembly includes a housing, and first and second rotor that are rotatable within the housing and mesh with each other. The pump assembly includes wear plates arranged on opposing sides of the rotors and a separation mechanism tha...  
WO/2019/086924A1
This invention reveals a novel rotary mechanism. The proposed mechanism is different and novel compared to existing rotary mechanisms where there is a rotating cam or a cam shaft designed to open and close the ports of the engine by way ...  
WO/2019/086181A1
The electro-hydraulic linear actuator comprises an individual pump unit (P) that is driven via a motor and in a rotational manner. The pump unit (P) is fluidically connected to the working chamber of the first hydraulic cylinder (Z1) and...  
WO/2019/081465A1
The invention relates to an electrical oil pump (1) comprising a pump housing (5) containing an electromotively driven pump rotor (15), and a discharge branch (2) arranged on the housing side and receiving a non-return valve (12), said v...  
WO/2019/080570A1
A dual switch electromagnetic valve-based level 3 or level 4 variable displacement oil pump, comprising a pump (2), a variable sliding block (3), a variable spring (8) and a variable feedback cavity, the variable feedback cavity being se...  
WO/2019/078903A1
A pump may include a housing having a first end and a second end and extending along a longitudinal axis and a discharge casing having a first end coupleable to the second end of the housing, the discharge casing extending along the long...  
WO/2019/076684A1
The invention relates to a screw rotor for screw vacuum pumps, comprising a rotor shaft (10) which bears at least two displacement elements (12, 14). The displacement element (12) is conical in the conveying direction (22) and the adjoin...  
WO/2019/072892A1
The invention relates to a fuel pump comprising an electric motor (4), a pump stage (6) that can be driven by the electric motor (4), and a fuel pump housing (8, 9, 10) receiving the electric motor (4) and the pump stage (6). According t...  
WO/2019/073602A1
Provided is a gear pump or a motor provided with: a casing internally provided with a gear housing compartment in which a pair of gears are housed; a side plate interposed between the casing and the gears; and a gasket which is disposed ...  
WO/2019/072887A1
The invention relates to a fuel pump (2) comprising an electric motor (4), a pump stage (6) that can be driven by the electric motor (4), and a fuel pump housing (8, 9, 10) receiving the electric motor (4) and the pump stage (6). A conne...  
WO/2019/072895A1
The invention relates to a fuel pump (2) comprising an electric motor (4), a pump stage (6) that can be driven by the electric motor (4), and a fuel pump housing (8, 9, 10) receiving the electric motor (4) and the pump stage (6), said fu...  
WO/2019/072677A1
The invention relates to an external gear pump (1), more particularly for a waste heat recovery system. The external gear pump (1) comprises a pump housing (2). The pump housing (2) delimits a working chamber (6). A first gear (11) and a...  
WO/2019/071982A1
A hydraulic internal gear pump, comprising a front cover (1) and a rear cover (12); a gear shaft (13) is provided in the front cover (1) and the rear cover (12); a bushing (11) is sleeved outside the gear shaft (13); a ring gear (7) is p...  
WO/2019/069418A1
A gear pump (1) according to the present invention has a first intake space (L1) where fluid is taken in according to the rotation of an internally toothed gear (10) and a first externally toothed gear (20), and a first discharge space (...  
WO/2019/063158A1
The invention relates to an electrical pump drive for positive displacement pumps having pistons moved in an oscillating manner. The electrical pump drive is characterised in that the electrical pump drive comprises a rotary magnet (3) w...  
WO/2019/063089A1
A rotary vane pump with variable conveying quantity, comprising a housing arrangement (4) which encloses a housing chamber (6) having arranged therein a displaceable eccentric ring (8) accommodating an inner rotor member (12) that is rot...  
WO/2019/057246A1
The invention relates to a pump device which is characterised by two rotational bodies (7, 7'; 7a, 7a') each having at least one circular or ring segment, wherein: the segments of the two rotational bodies can be rotated in a cylinder ch...  
WO/2019/057405A1
The invention relates to an external gear pump (1) having a pump housing (2). A working chamber (6) is formed in the pump housing (2). A first gear (11), which is arranged on a first shaft (21), and a second gear (12), which is arranged ...  
WO/2019/057570A2
A rotary pump is presented for use in a medicament delivery device, where the pump has a back plate having an inner surface and a rotor housing is positioned adjacent to the back plate having a peripheral wall. A front plate support is c...  
WO/2019/058212A1
Cylindrical symmetric volumetric machine, which machine (1) comprises a housing (2) with two co-operating rotors (6a, 6b) therein, namely an outer rotor (6a) mounted rotatably in the housing (2) and an inner rotor (6b) mounted rotatably ...  
WO/2019/058213A1
Cylindrical symmetric volumetric machine, which machine (1) comprises a housing (2) with an inlet opening (3) and an outlet opening (4), with two co-operating rotors (6a, 6b) in the housing (2), namely an outer rotor (6a) which is mounte...  
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/2019/054637A1
The present invention provides an electric pump, the electric pump comprising: a motor unit which includes a shaft, a rotor coupled to the shaft, and a stator disposed outside the rotor; a pump unit which includes a first rotor including...  
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/2019/042925A1
The invention relates to a hydroelectric power plant, having a rotary piston engine (1), comprising an engine housing (2) having an engine compartment (4), an inlet opening and an outlet opening (6, 8), a first rotary piston (10), which ...  
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/2019/041953A1
An electric oil pump (100) comprises a pump housing, a pump rotor assembly (8), a stator assembly (4), a motor rotor assembly (3), and an electric control board (6). The pump housing forms a pump cavity, and the pump cavity comprises a f...  
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/2019/037840A1
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/2019/036750A1
A braking system for a hose or cable reel comprising a housing configured to fit inside a drum of the reel and to rotate with the drum during use, and a gerotor comprising inner and outer gears disposed inside the housing, wherein the in...  
WO/2019/039852A1
The present invention relates to a method for determining a heat dissipation material dispensing device. Provided according to an aspect of the present invention is a method for determining a heat dissipation material dispensing device, ...  
WO/2019/037888A1
In the case of a method for producing a conveying element (3) for a twin-screw machine as a positive displacement pump, in particular a screw spindle pump, rotary piston pump or annular piston pump, with a form-fitting geometry (5) on 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/2019/035354A1
A vane motor (100) comprising: a rotor (2) having a plurality of slits (2a) formed radially therein that connect to an output shaft (1) and open to an outer circumferential surface; a plurality of vanes (3) each slidably attached to the ...  
WO/2019/032096A1
A rotary compressor that may include an upper or outboard bearing above the motor components and, in this case, includes an upper bearing plate having a structure that ensures bearing alignment when press fit with an upper cap and a cent...  
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/2019/015766A1
The present invention relates to an automotive variable lubricant pump (10) for pumping pressurized lubricant to a lubricant target (12), comprising : a pump rotor (34) with radially slidable vanes (38) rotating in a shiftable or pivotab...  
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/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/2019/002005A1
The invention relates to a screw spindle pump comprising: at least two screw spindles (14, 16), including a drive spindle (16) and a running spindle (16) that rotates opposite the drive spindle (14); and a pump housing (10) for receiving...  
WO/2019/002206A1
The invention relates to a screw spindle pump stage comprising: at least two screw spindles 12, 14, including a drive spindle 12 and a running spindle 14 that rotates opposite the drive spindle 12; and a pump housing 16 for receiving the...  
WO/2019/002203A1
A screw-spindle pump is proposed, comprising: at least two screw spindles 2, 4 which comprise a drive spindle 2 and a running spindle 4 which runs in an opposite direction with respect to the drive spindle 2, and a pump housing 6 for rec...  
WO/2019/002994A1
Cylindrical symmetric volumetric machine (1), which machine (1) comprises two cooperating rotors (6a, 6b), namely an outer rotor (6a) which is rotatably mounted in the machine (1; and an inner rotor |6h} which is rotatably mounted in the...  
WO/2019/003066A1
An electric pump system and method of operating the same involves pumping a fluid through a fluid passageway defined in a mechanical pump from a pump inlet to a hollow shaft of a motor, through the hollow shaft to an internal motor cavit...  
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...  

Matches 51 - 100 out of 16,246