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Patent Searching and Data


Matches 151 - 200 out of 1,494

Document Document Title
WO/2008/103300A3
A flexible impeller pump includes first and second component housings. The first component housing includes a first flexible impeller and the second component housing includes a second flexible impeller. As these impellers rotate within ...  
WO/2008/062486A1
An improved multi-pump delivering device (1) for dye-meter is disclosed, comprising at least two delivering pumps (3), each one of which is connected as inlet (3a) to at least one respective storage tank of a colouring component and as o...  
WO/2008/062023A1
A rotary displacement machine is described having a housing (1) and a first gearwheel pair (40) which has external toothing, is arranged in a working chamber (2) of the housing (1) and is formed from a working gearwheel (3) and a first c...  
WO/2008/046828A1
The present invention relates to a rotary positive displacement pump for liquid medium having a main pumping mechanism driven by a magnetic coupling, said positive displacement pump further comprising an integrated, positive displacement...  
WO/2008/028546A1
The invention relates to an energy generation unit, comprising an electric generator (1) with a rotor (1, 2); at least one hydrostatic motor for driving the electric generator (1), wherein at least one of the hydrostatic motors is embodi...  
WO2003102420A9
A pump (200) comprises a driving rotor (202) and a driven rotor (203) that are positioned in a housing (199) such that, as the driving rotor and the driven rotor rotate, the teeth (223a) of the driving rotor and the teeth (223b) of the d...  
WO/2007/093637A1
The invention relates to a segment expeller (10) having a housing (12), in which a cylindrical hollow body (20) is situated. A rotational axle (28) is mounted rotatably in the housing (12). Expeller elements (30, 32, 34, 36) are provided...  
WO/2007/093581A1
An oil-pump and vacuum-pump module for internal combustion engines has an oil pump (11) and a vacuum pump (13). An oil conveying means (16) of the oil pump (11) and an air conveying means (18) of the vacuum pump (13) are arranged on a co...  
WO/2007/079609A1
An energy increasing device and such method are disclosed. The energy increasing device mainly comprises an energy output mechanism and a pump mechanism. The energy output mechanism includes at least one driving member at the end of whic...  
WO/2007/057848A3
A pump apparatus for transporting at least one fluid, comprising a shaft (116), wherein the shaft has a longitudinal axis (120); a motor (102), wherein the motor is adapted to rotate the shaft about the longitudinal axis; and, a pluralit...  
WO/2007/057848A2
A pump apparatus for transporting at least one fluid, comprising a shaft (116), wherein the shaft has a longitudinal axis (120); a motor (102), wherein the motor is adapted to rotate the shaft about the longitudinal axis; and, a pluralit...  
WO/2007/048380A1
The invention relates to a pump arrangement, in particular for lubricating oil pumps for internal combustion engines, having at least two pump devices which are arranged on a common driveshaft but can feed independently of one another, w...  
WO/2007/046993A1
Α hot melt adhesive metering pump assembly, and an integral reservoir tank fluidically connected thereto and the hot melt adhesive metering pump assembly comprises a plurality of rotary, gear-type metering pumps which are arranged in a ...  
WO2006096457A8
A driver module (10) is provided for controlling operation of a fuel pump (12) of a vehicle. The driver module includes switching circuitry (20) for switching transmission of electrical power to the fuel pump, and a processor (34) for ex...  
WO/2006/134337A1
The invention relates to a variable output rotary internal gear pump such as a gerotor pump (4), which pump has an outer annul us (16) and two inner rotors (10, 12) that are relatively rotationally adjustable. The annulus (16) is directl...  
WO/2006/132769A2
Methods, devices, and systems are disclosed for combining fluids of different pressures and flow rates in, for example, gas gathering systems, gas wells, and other areas in which independently powered compressors are not desired. Methods...  
WO/2006/132769A3
Methods, devices, and systems are disclosed for combining fluids of different pressures and flow rates in, for example, gas gathering systems, gas wells, and other areas in which independently powered compressors are not desired. Methods...  
WO/2006/122687A1
The invention relates to an improved, compact device for lubricating the components of a motor vehicle. Said device comprises a first lubricant feed pump (10), which is driven by a drive device (12) and feeds lubricant from a main collec...  
WO/2006/112920A2
An apparatus and method for pressure testing one or more sections of a pipeline are provided. In at least one embodiment, the apparatus includes a first high pressure seal and a second high pressure seal adapted to isolate a test volume ...  
WO/2006/111314A1
The invention relates to a motor/pump unit with at least one of the following features: an external tank is provided; the ECU is axially mounted on the housing of the motor/pump unit; the ECU is radially mounted on the housing of the mot...  
WO/2006/104512A1
An internal gear fluid displacement pump. The fluid displacement pump includes an outer gear having internal teeth disposed about an inner surface thereof, an annular element constituting the rotor of an electric motor, this element havi...  
WO/2006/096457A1
A driver module (10) is provided for controlling operation of a fuel pump (12) of a vehicle. The driver module includes switching circuitry (20) for switching transmission of electrical power to the fuel pump, and a processor (34) for ex...  
WO/2006/058756A1
The invention relates to a device for converting pressure into a rotary movement or torque, and vice versa, for converting torque into pressure. Said device comprises a stator (1) and a rotor (2). The stator (1) is provided with a circum...  
WO/2006/049500A1
Gear pump with variable capacity with a first liquid chamber and a second liquid chamber, a first gear wheel (11, 111) and a second gear wheel (10, 110) which separate the liquid chambers from each other, wherein the gear wheels are axia...  
WO/2006/027548A1
A pump is formed by a housing (10) having an inlet (11) for connection to a source of fluid and an outlet (12) for pumped fluid. A rotor (15) is rotatable within the housing and the inlet (11) and the outlet (12) are spaced apart around ...  
WO/2005/068837A1
An extruder with a gear pump, which is excellent in response in rotation, in which cost of a device is low, and which is capable of cooling a material. The gear pump of the extruder has a drive pinion installed so as to be coaxial with a...  
WO/2005/056889A1
The invention relates to a metering device for supplying a liquid additive at high pressure. Said metering device comprises a metering pump and a delivery pump. The delivery outlet of the delivery pump is connected to the metering inlet ...  
WO2004013386A3
The invention relates to a device and method for injecting a liquid colour into a polymer melt, for which a dosing pump with a dosing inlet and a dosing outlet is provided. The dosing inlet is connected to a tank and the dosing outlet to...  
WO/2005/035988A1
In a hydraulic vane rotary machine includes, a case (11) defines a working chamber (3) delimited axially by a pair of heads (4a,4ó), with a rotor (5) mounted within the case (11) . The rotor (5) has a plurality of radial vanes (6) urged...  
WO/2005/017360A1
The invention relates to a pump system comprising a high-pressure pump and a low-pressure pump mounted upstream thereof for the fuel injection system of an internal combustion engine, whereby the low-pressure pump (12) feeds fuel to the ...  
WO/2005/010367A1
The fluid pump of the present invention comprises a cylindrical rotating chamber including first and second opposite wall surfaces and a third wall surface connecting the first and second wall surfaces, a rotor which rotates within the r...  
WO/2005/005836A1
A rotary screw machine is disclosed, in which the motion of the working medium is optimized by providing a counter-rotative motion of planetarily moving elements (2, 4) which are, together with enclosing and enclosed elements, nested set...  
WO/2004/113729A1
A rotary vane suction pump that includes a housing that defines a pump chamber. A shaft (38) is rotatably mounted to the housing. A rotor (40) is fixed to the front end (68) of the shaft to rotate in unison with the vanes. The vanes (43)...  
WO/2004/109112A1
The object of this invention is to provide a four-in pump that improves the four-in pumps disclosed in Korean Patent Application Nos. 2002-31420 and 2002-43777 respectively filed by the inventor of the present invention. The four-in pump...  
WO/2004/092588A1
An oil and vacuum pumps group (1) for a motor vehicle engine comprises a motion transmission shaft (30) extending along a main axis X-X, an oil pump (10) and a vacuum pump (20) fitted on the motion transmission shaft and a gear (40) also...  
WO2002081913A3
The invention relates to a hydraulic pump unit comprising a hydrostatic system pump which is used to provide a hydraulic working system with hydraulic fluid via a pressure connection, also comprising a second pump which is used to suctio...  
WO/2004/072444A1
The invention relates to a pump combination comprising a first pump and at least one second pump.  
WO/2004/071845A1
Disclosed is a motor-pump unit, especially for a power steering system of a motor vehicle, comprising a housing (18), a pump, and a drive motor (12). The pump is embodied as a prefabricated pump module (16). Both the pump module (16) and...  
WO/2004/061309A1
A novel motor-integrated electric internal gear pump that is compact and has a structure where a main shaft can be stably supported. A pump has a rotor section (4) with an outer rotor (25) and an inner rotor (26), an electric-motor secti...  
WO/2004/048781A1
Apparatus for dispensing beverages formed by mixing carbonated water and a flavoring syrup are described. Dispensing takes place via a pump which is driven by the carbonated water under pressure and which has a pumping chamber adapted to...  
WO/2004/045749A1
A pump system for tangential flow or crossflow liquid filtration systems, such as reverse osmosis, nano, and micro filtration systems, that independently fixes the fraction of product water produced for each stage and recovers a fraction...  
WO/2004/038220A1
A fluid supply unit (1), in particular a hydraulic supply unit is disclosed, comprising a pressure generator (2) for the fluid, in particular a pump for hydraulic fluids and a pressure outlet (7). The aim of the invention is to broaden t...  
WO2003083311B1
A motor pump (10) includes a pump head (22) for pressurizing a fluid and an electric motor for driving the pump head. Within the pump head, radial forces produced in two symmetrical pumping zones are balanced against each other to reduce...  
WO/2004/013386A2
The invention relates to a device and method for injecting a liquid colour into a polymer melt, for which a dosing pump with a dosing inlet and a dosing outlet is provided. The dosing inlet is connected to a tank and the dosing outlet to...  
WO2003083311A3
A motor pump (10) includes a pump head (22) for pressurizing a fluid and an electric motor for driving the pump head. Within the pump head, radial forces produced in two symmetrical pumping zones are balanced against each other to reduce...  
WO/2004/007964A1
The invention relates to a rotary screw machine of volume type comprising a body (30) having a main axis X, two members (10, 20), wherein a first one (20) surrounds a second one (10). Said first member (20) is hinged in said body (30) an...  
WO/2004/007963A1
A rotary screw machine comprising both an enclosing (1, 2, 4, 5) and an enclosed screw element (2, 3, 5, 6) having respective profiled inner (101, 102, 104, 105) and outer surfaces (202, 203, 205, 206) is constructed in such a manner tha...  
WO/2004/007962A1
A rotary screw machine with outer enclosing (11) and inner enclosed (15) screw elements set one in the interior of each other comprises at least two rotors (15, 13) which are directly driven by a driving means (8) into rotation. The roto...  
WO/2004/007968A1
A rotary screw machine comprises an outer enclosing screw element (1) having a profiled inner surface (101), an inner enclosed screw element (19) having a profiled outer surface (219) and at least two intermediate screw elements (2,18) w...  
WO/2004/007965A1
In order to more effectively use the constructional volume of a volume screw machine of rotary type, a plurality of sets (80, 70; 60, 50) of female elements having an inner screw surface and of male elements having an outer screw surface...  

Matches 151 - 200 out of 1,494