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Matches 101 - 150 out of 1,515

Document Document Title
WO/2013/037535A1
The invention relates to a gear pump for conveying a fluid medium, more particularly for conveying fuel in a fuel injection system, which has a pump unit and a drive unit arranged together in one housing unit, wherein the drive unit comp...  
WO/2012/164199A3
The invention relates to a hydraulic transmission device (40) for a machine, comprising: a disconnectable radial piston (58) hydraulic motor (42) including a cam (46B) solidly connected to a casing (46), a cylinder block (48) and an inte...  
WO/2013/037534A1
Disclosed is a pump (5) that has an electric motor (4) and is used to deliver a fluid, in particular in a motor vehicle. Said pump comprises at least one impeller (18) that has delivering elements (19) and can rotate about an axis of rot...  
WO/2013/025518A1
An enhanced efficiency pumping apparatus, and general method of use, includes a counter-rotating motor with two oppositely rotating drive shafts with a first pump secured to the one of the drive shafts and a second pump secured to the ot...  
WO/2012/038199A3
The invention relates to a pump (5) comprising an electric motor (4), especially for a motor vehicle, for circulating a fluid, said pump comprising an impeller wheel (18) that has conveying elements (19) and is used to carry out a rotati...  
WO/2013/015150A1
Provided is an oil pressure circuit for transmissions that is designed to limit malfunctions and reduction in oil pressure in the oil pressure circuit and to stabilize oil pressure in the oil pressure circuit while limiting the complexit...  
WO/2011/107307A3
The invention relates to an internal gear pump (1), in particular for a motor vehicle (4), for delivering a fluid, comprising an internal gear (5) having an internally toothed ring (6), an external gear (8) having an externally toothed r...  
WO/2011/138602A3
Embodiments of the invention provide a rotary engine, the rotary engine comprising: a housing; a rotor, the rotor being provided with a rotor phasing gear; an eccentric shaft having an eccentric portion, the rotor being coupled to the ec...  
WO/2011/138601A3
Embodiments of the invention provide a rotary engine, the rotary engine comprising: a housing defining a working chamber of the engine; a rotor arranged to rotate within the working chamber, the rotor having a radially inner portion and ...  
WO/2012/164381A1
An arrangement for a twin-screw pump (1) is disclosed, the pump comprising a pair of rotors (2, 3) having opposite pairs of intermeshing helical gears which are journalled and driven in rotation in a pump chamber defined by a rotor liner...  
WO/2012/164199A2
The invention relates to a hydraulic transmission device (40) for a machine, comprising: a disconnectable radial piston (58) hydraulic motor (42) including a cam (46B) solidly connected to a casing (46), a cylinder block (48) and an inte...  
WO/2011/073787A3
A pump assembly includes a housing having a chamber in communication with an inlet and an outlet. A rotating ring, variable displacement vane pump is received in the chamber. The pump, and particularly the rotating ring, is supported by ...  
WO/2012/007395A3
The invention relates to a pump unit (2) comprising an electric motor and at least one feed pump for conveying hydraulic liquid. The electric motor comprises a drive shaft (12). The at least one feed pump comprises a pump rotor (22) that...  
WO/2012/140018A1
The present invention relates to a manifold system (26) for a pressure boosting system (2). The manifold system (26) comprises a manifold (30, 28) having a manifold space (58) configured to receive a fluid; a main connection pipe (46, 48...  
WO/2012/103921A1
The invention relates to a method for circuit separation testing in a double gearwheel pump (1) having two gearwheel pumps (2, 2') which have a common pump shaft (3) and which are provided preferably as hydraulic pumps of a hydraulic veh...  
WO/2012/103925A1
The invention relates to a double internal gear wheel pump (1) comprising two internal gear wheel pumps (2, 2') embodied as hydraulic pumps of a hydraulic, slip-controlled vehicle braking system. According to the invention, a partition w...  
WO/2011/076172A3
The invention relates to a hydraulic control comprising a control plate assembly and a hydraulic transport device for transporting a hydraulic medium. The invention is characterised in that said hydraulic transport device is integrated i...  
WO/2011/095148A3
The invention relates to a tandem pump for a motor vehicle, comprising a first pump and a second pump, which can be driven individually or together by an electric motor. A switchable coupling is arranged between the two pumps, by means o...  
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/2012/045164A1
A dual outlet pressure pump includes a housing having first and second inlets as well as first and second outlets. A plurality of vanes are driven by a rotor. An asymmetric rotor cavity includes a first surface engaged by the vanes shape...  
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/2010/119336A3
A multistage gear pump assembly (120) includes first and second gear pumps (140a, 140b) that use common shafts and are axially separated by a spacer plate (170) secured within a common bore (130) and secured to the housing (122). Pressur...  
WO/2011/119464A4
An infusion pump (110) includes a housing (112); a rotor (230) inserted into the housing, the rotor including a first ring (38a) of surfaces (236a) that form channels with the housing, and a second ring (38b) of surfaces (236b) that form...  
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/2011/158167A2
An internal gear fluidic machine (1), in particular a pump for the lubrication circuit of a motor vehicle engine, comprises a member (13) for regulating the flow rate depending on the fluid pressure conditions in a fluidic circuit in whi...  
WO/2011/045171A3
The invention relates to a double internal gear pump (1) having two internal gear pumps (2, 2') having a common pump shaft (3). According to the invention, a partition (10) is formed between the two internal gear pumps (2, 2') having a f...  
WO/2011/140793A1
A multistage pneumatic motor includes a shell (1) and a power-output main shaft (2). The shell (1) is provided with a gas inlet (3) and a gas outlet (4). Two or more pneumatic motor stages (11, 12, 13) are installed in the shell (1). The...  
WO/2011/119464A3
An infusion pump (110) includes a housing (112); a rotor (230) inserted into the housing, the rotor including a first ring (38a) of surfaces (236a) that form channels with the housing, and a second ring (38b) of surfaces (236b) that form...  
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/2011/035971A3
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/2011/119464A2
An infusion pump includes a housing; a rotor inserted into the housing, the rotor including a first ring of surfaces that form channels with the housing, and a second ring of surfaces that form channels with the housing, the second chann...  
WO/2011/095148A2
The invention relates to a tandem pump for a motor vehicle, comprising a first pump and a second pump, which are or can be driven individually or together by an electric motor. The invention is characterized in that a switchable coupling...  
WO/2010/115695A3
The invention relates to a combined oil delivery and vacuum pump (10) comprising a pump case (12), a rotor (34) which is rotatably mounted in the pump case (12), and a vane (50, 52) which is displaceably mounted in the rotor (34) and the...  
WO/2011/045171A2
The invention relates to a double internal gear pump (1) having two internal gear pumps (2, 2') having a common pump shaft (3). According to the invention, a partition (10) is formed between the two internal gear pumps (2, 2') having a f...  
WO/2010/126651A3
A pump system includes inlet chambers, an outlet chamber, and rotors disposed inside the inlet chambers and the outlet chamber to pump a process fluid from the inlet chambers to the outlet chamber and to direct the process fluid to a sep...  
WO/2010/112108A3
The invention relates to a screw spindle pump arrangement having a low-pressure connection, a high-pressure connection, a drive spindle, and at least one idling spindle. A feed section of the idling spindles can be divided into two feedi...  
WO/2010/063999A3
A turbine (100) for use in a downhole drill string including an elongated casing defining an interior and a plurality of motor units (104) in the interior. Each motor unit has a rotor (114) and a stator (112). A torque transmission coupl...  
WO/2010/098690A1
This technical proposal pertains to oil and gas industry, namely, to screw pumps driving the tubing string from the wellhead, hence it can be used for lifting fluid from the wells. Oil-well screw pump driven from the wellhead 1 (designed...  
WO/2010/096924A1
An electric vane pump includes a first cover plate having a substantially planar first pump surface and a second cover plate coupled to the first cover plate defining a substantially planar second pump surface spaced apart from and exten...  
WO/2010/092320A1
A multistage pump (4) comprises: • a plurality of components (50, 60, 70, 80, 90, 100, 110) comprising a plurality of pre-assembled pump modules (70, 90, 110) including at least one twin screw pump module (1, 2); characterised in that ...  
WO/2009/149682A3
The invention relates to a motor-pump module comprising a displacement pump that is driven by an electric motor and encompasses a pump housing. The invention is characterized in that a first face of the electric motor is mounted in a dir...  
WO/2010/071497A1
The invention relates to a truck fuel pump arrangement (10) particularly designed for a commercial vehicle fuel pump (30), the arrangement comprising a fuel pump (30) providing a through shaft (22) extending through the fuel pump (30) wh...  
WO/2010/062774A2
A supercharger system is disclosed herein having a front end, a rear end, an inlet and an outlet, the system contained within a housing, wherein the supercharger system includes a rotor assembly, and a plurality of intake runners that co...  
WO/2010/051640A1
A submersible electric pump includes a housing adapted to be submerged within a fluid to be pumped having apertures extending therethrough. An electric motor stator is positioned within the housing in communication with the apertures and...  
WO/2009/124536A3
The invention relates to an underwater delivery unit with a pump and a drive device that is sealed against the surrounding water and a process medium. According to the invention, the pump (31) and the drive device (32) are combined into ...  
WO/2009/146714A1
The invention relates to a pumping system (3) for pumping fluid. The pumping system (3) comprises a first pumping unit (1) comprising a first flow path (4) and a second pumping unit (2) comprising a second flow path (5). The fluid pumped...  
WO/2009/138143A1
The invention relates to a compressor device comprising at least one first and one second compressor (1, 2), wherein the compressor device has at least two operating modes. Based thereon, a compressor device having at least one first and...  
WO/2009/090132A3
Disclosed is a fluid pump comprising a fluid inlet (1), a fluid outlet (4), and a displacer stage (6) in a pump housing (2). The displacer stage (6) is driven by means of an electric motor which has a rotor (7) and a stator (8) and is di...  
WO/2009/117993A2
The invention relates to a low pressure pump/vacuum pump for gaseous media, comprising two interacting combs the teeth of which are configured as cycloidal components, the duplicate compressor stages being interconnected. A power unit of...  
WO/2009/116101A1
Integral motor-pump assembly, comprising essentially a torque motor consisting fundamentally of a stator (12) and a rotor (14), and a pump (16) consisting fundamentally of an external pumping element (18), fitted directly inside said rot...  

Matches 101 - 150 out of 1,515