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Patent Searching and Data


Matches 551 - 600 out of 8,541

Document Document Title
WO/2011/121045A3
Variable displacement lubricant pump (10) for an internal combustion engine provided with a housing (12) and a shiftable and basically circular control ring (14) inside the housing (12). A seal (16) is sealing a control chamber (20, 22) ...  
WO/2012/079144A1
A device has a ring having a tubular interior surface including one or more portions which each define a ridge. On opposite circumferential sides of each ridge are first and second ports. A rotor including a rotor body is mounted for rot...  
WO/2012/077458A1
A compact oil supply device has a configuration in which a valve element is provided with a first land and a second land which each protrude in the radial direction of the valve element with the axis center of the valve element as the ce...  
WO/2012/071667A1
A hydrocarbon production rotary pump having a stator and a rotor driven to rotate therein by a submersible pump driver is supported so as to be suspended from a wellhead by a support member including production tubing and at least one co...  
WO/2012/067175A1
[Problem] To provide an oil pump device wherein easy installation of an electric pump is possible. [Solution] An oil pump wherein a mechanical pump (20), with an inner gear (21) driven by an engine and an outer gear (23) that meshes with...  
WO/2012/055036A1
In a rotary pump having a rotor and a stator in communication with hydrocarbon production tubing, a submersible pump driver assembly includes a drive motor having an output connected by a drive link to the rotor of the pump. A production...  
WO/2011/064281A3
The invention relates to a vane pump (1), comprising an electric pump unit comprising a pump chamber (2) where a fluid can flow in and out, and a rotor (7) having a number of sliders (8) displaceably disposed in the rotor (7) and by mean...  
WO/2011/064290A3
The invention relates to a vane pump (1) comprising an electrical drive unit having an electric motor and a motor shaft (6), a pump chamber (2) connecting to the electrical drive unit, a rotor (7) having a quantity of sliders (8) and dis...  
WO/2012/053588A1
This vane pump comprises: vanes which are slidably inserted in slits formed radially in the outer periphery of the rotor and which have tips capable of being in sliding contact with the cum surface of the cam ring; back pressure chambers...  
WO/2012/052151A1
The invention provides a device for an extracorporeal treatment of a bodily fluid comprising a filter means arranged in a filter circuit (50) for exchanging solute substances between the fluid and a liquid and at least one degassing mean...  
WO/2012/046417A1
[Problem] To provide a drive device that can suppress the incidence of abraded particles and that increases drive precision of a mobile member for generating motive power. [Solution] In the fluid machinery (100) relating to this embodime...  
WO/2012/004953A3
Providing a vehicular power transmitting system wherein an oil pump is constructed to sufficiently reduce a required drive torque. A high-pressure-port discharge amount Q1 of first and second high-pressure passages 110, 114 of the oil pu...  
WO/2012/030431A1
A subsea system includes a multiphase pump, configured to transfer a multiphase fluid and a multiphase separator, configured to separate the multiphase fluid into solid, liquid, and gaseous phases. The multiphase separator includes a sol...  
WO/2011/026453A3
The invention relates to a vane cell pump comprising a pump housing in which a displacement group and a pressure plate are arranged such that said displacement group rests on the displacement side of the pressure plate, the suction port ...  
WO/2012/021992A1
A variable displacement oil pump comprising a pump body, which oil pump is driven by a driven input shaft, a slide having an internal surface, the slide disposed in the pump body, the slide pivotally moveable by pressurization of a first...  
WO/2011/012364A3
This invention relates to a gear pump (1) for delivering a fluid, comprising an externally toothed gearwheel (3) rotatably mounted on a journal (4), and an internally toothed annular gear (2), said gearwheel and gear meshing so as to pro...  
WO/2011/129642A3
A test for operation over an extended period was performed on a high-power swing pump in which an independent seal device was employed, and a swing vane pump of a high-efficiency, pendulum-type wave power generating system was applied to...  
WO/2010/136015A3
The invention relates to a pump, particularly a vane-type pump, comprising at least one displacement body, which is disposed between two pressure plates, which at the rear sides thereof facing away from the displacement body are subjecte...  
WO/2011/033426A3
Oscillating vane mechanism comprising: a body (12, 312) defining a cylindrical cavity (20) with an inlet (22; 122) and an outlet (24; 124); a rotor (14, 314) mounted in said body (12, 312) so as to be rotatable about a main axis (X - X);...  
WO/2011/012362A3
The invention relates to a gear pump (1) for conveying a fluid, said gear pump comprising a rotatably mounted, external geared toothed wheel (3) and an internal geared annular gear (2) that are meshed in order to generate a conveying act...  
WO/2011/158104A1
An oil pump includes a first spill passage formed on a side surface (60) of a pump chamber (58) to communicate a hydraulic pressure chamber (54) with a first high pressure discharge passage (68) when the entire hydraulic pressure chamber...  
WO/2011/018293A3
The invention relates to a vacuum pump having a crucible-shaped housing, a rotor rotatably and eccentrically mounted in the housing, at least one blade mounted in or on the rotor, and a housing cover closing the crucible-shaped housing, ...  
WO/2011/155311A1
Disclosed is a buffering member which is capable of easily linking an output shaft and a passive shaft so as not to cause misalignment or looseness of the shaft centers, and which is capable of suppressing outside forces working directly...  
WO/2011/078696A3
A rotatable drive shaft in the swash pump or turbine for liquids is supported by one bearing at each end. An integrated motor or dynamo uses the same two bearings. The compound first bearing supports a slanted section of the drive shaft ...  
WO/2011/147457A1
The present invention refers to a variable displacement lubricant pump (10) for providing pressurized lubricant for an interna! combustion engine. The mechanical pump (10) comprises a pump rotor (20) with radially siidable vanes (22) rot...  
WO/2011/145717A1
Provided is a rotation device provided with a seal structure which can prevent an annular rubber member from wearing or peeling without requiring a rotation stopping structure. A seal member (120) is configured so that an annular rubber ...  
WO/2010/122299A8
A pump comprises a housing (10, 210, 300, 410), the housing having an interior defining a rotor path (10, 210, 300, 410), an inlet (111, 211) formed in the housing (10, 210, 300, 410) at a first position on said rotor path, an outlet (12...  
WO/2011/138083A1
The invention relates to a pump assembly (1) for a high-pressure injection system, in particular for a motor vehicle, comprising an electric presupply pump (3) having an electric motor and a pump, and a high-pressure pump (7), wherein th...  
WO/2011/137510A1
A tagging device assembly for use in positioning a rotor within a stator of a progressing cavity pump. The tagging device assembly includes a tagging member associated with the rotor, a tagging receptacle associated with the stator for r...  
WO/2011/091537A8
Embodiments of the invention provide a system and method for induction heating a helical rotor of a progressing cavity pump in order to reduce the surface roughness of the rotor. In order to heat the rotor most evenly, it is desired to s...  
WO/2011/039128A3
The invention relates to an internal gear pump (2, 2') for a slip-regulated hydraulic vehicle braking system, comprising one pressure piece (8, 9, 9') on either side of the gear wheels (3, 4, 3', 4') of said pump. According to the invent...  
WO/2011/131498A1
The present invention relates to a braking device comprising - a casing mounted in relative rotation with respect to a shaft, - first braking means secured to the brake casing, - second braking means secured to the shaft and designed to ...  
WO/2010/145862A3
The invention relates to a fuel pump (1), which in particular serves as a pump arrangement for fuel-injection systems of air-compressing, self-igniting internal combustion engines, comprising at least one housing part (3), a first toothe...  
WO/2011/128165A2
The invention relates to an electric delivery pump for delivering a fluid medium, in particular for delivering fuel in a fuel injection system. Said delivery pump comprises a pump unit and a drive unit which has a motor provided with a p...  
WO/2010/112944A3
A hydraulic power unit for subsea use comprises a housing (16) containing a fluid, an electric motor (10) mounted in the housing, a distribution pump (17), a heat exchange unit (20) provided externally to the housing and at least one dis...  
WO/2011/129642A2
A test for operation over an extended period was performed on a high-power swing pump in which an independent seal device was employed, and a swing vane pump of a high-efficiency, pendulum-type wave power generating system was applied to...  
WO/2011/035971A3
The invention relates to a pump (1) having an electrical motor (2), in particular for a motor vehicle, for delivering a fluid, comprising an impeller (5) having delivery elements (7), by which impeller a rotational movement can be perfor...  
WO/2011/069713A3
An external gear pump (14) comprises two rotatable gear wheels (100, 102) that mesh with each other. According to the invention, at least one gear wheel (100) is mounted, in relation to the rotational axis (132) thereof, in the radial di...  
WO/2011/032766A3
Disclosed is a gear pump (10) comprising two rotating pump elements and a first housing piece (12) that includes a cavity (13) for accommodating the pump elements and a radial boundary wall (20) which lies radially outside at least one p...  
WO/2010/108959A3
Rotary pump intended to pump a fluid in a system on board a vehicle and comprising a stator, a rotation axle attached both to a mechanical pumping element and a magnetic rotor, and electrical connections. According to the invention, the ...  
WO/2011/121045A2
The present invention refers to a variable displacement lubricant pump (10) for an internal combustion engine. The variable displacement lubricant pump (10) is provided with a housing (12) and a shiftable and basically circular control r...  
WO/2010/102724A3
The invention relates to a toothed wheel machine comprising a housing (2) for receiving two meshing and especially helical-toothed wheels (10, 12). Said toothed wheels are axially mounted in a sliding manner by axial surfaces (30, 32, 34...  
WO/2010/102722A3
The invention relates to a toothed wheel machine comprising a housing (2) for receiving two meshing and especially helical-toothed wheels (10, 12). Said toothed wheels are axially mounted in a sliding manner by axial surfaces (30, 32, 34...  
WO/2010/102723A3
The invention relates to a toothed wheel machine comprising a housing (2) for receiving two meshing toothed wheels (10, 12). Said toothed wheels are axially mounted in a sliding manner by axial surfaces (30, 32, 34, 36) between bearing b...  
WO/2011/110475A2
In order to improve a screw-type compressor, comprising a housing, at least one screw rotor which is arranged in a compressor housing of the housing, a lubricant sump which is arranged on the high-pressure side and in which lubricant is ...  
WO/2011/107086A1
The invention relates to a device for generating (2) compressed air for driving at least one medical hand-device, hand-piece, or handle, in particular a surgical hand-device for carrying out ophthalmological operations, for example a cut...  
WO/2010/092447A3
An external gear volumetric pump (10) comprising a pair of gears (12, 14) perfectly coupled together and each mounted on a respective support shaft (16, 18). Each support shaft (16, 18) is able to rotate around a respective axis (A-A, B-...  
WO/2011/096260A1
An oil pump configured so that the level of noise generated by the oil pump is lower than or equal to a predetermined level. An oil pump (1) comprises: an eccentrically provided outer rotor (2); an inner rotor (3) having outer teeth (3a)...  
WO/2011/093130A1
The objective is to provide a sealing device provided with an accumulated pressure relief function. In order to achieve the objective, a seal ring is combined with a back ring, and the back ring is comprised of a lip packing wherein one ...  
WO/2011/091537A1
Abstract Embodiments of the invention provide a system and method for induction heating a helical rotor of a progressing cavity pump in order to reduce the surface roughness of the rotor In order to heat the rotor most evenly. It is desi...  

Matches 551 - 600 out of 8,541