| Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236) |
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| 01/13/2010 | CN101624977A Pneumatic oil pump |
| 01/13/2010 | CN101624976A Method for pumping water through combination of road pressure and water buoyance in automobile driving |
| 01/07/2010 | US20100001100 Piston pump for a sprayer |
| 01/07/2010 | DE102008040122A1 Kolben-Kraftstoffpumpe für eine Brennkraftmaschine Piston fuel pump for an internal combustion engine |
| 01/07/2010 | DE102008040083A1 Hochdruckpumpe High pressure pump |
| 01/07/2010 | DE102008040081A1 Hochdruckpumpe High pressure pump |
| 01/07/2010 | DE102008040078A1 Polygon pump, especially a single cylinder fuel injection pump for air-sealed self-ignition motors, has two flats on the polygon ring for supports with a sprung link between them |
| 01/07/2010 | DE102008040075A1 High pressure pump, particularly fuel pump for fuel injection systems of air-compression, self-igniting internal combustion engines, has pump assembly provided in housing, and drive shaft which has cam assigned to pump assembly |
| 01/06/2010 | CN201377402Y Rotary valve piston-type pneumatic stroke pump |
| 01/06/2010 | CN201377401Y Multifunctional hand-operated biogas dregs and liquid discharge pump |
| 01/06/2010 | CN201377400Y Pea stone and mortar pump |
| 12/31/2009 | DE102008019072B3 Piston pump's cam mechanism for high performance liquid chromatography, has cam disk, where geometries and positions of disk and scanning element are selected such that intersection of line of influence of radial force lies within extension |
| 12/30/2009 | WO2009155743A1 Air pressure differential type energy saving water pumping device |
| 12/30/2009 | CN201373098Y Anti-tipping hydraulic-balance tile section structure for connection rod |
| 12/30/2009 | CN201373097Y Line-contact spherical hinge kinematic pair |
| 12/30/2009 | CN201372909Y Horizontal multi-cylinder reciprocating piston mud pump |
| 12/30/2009 | CN201372908Y Fixed cylinder type compression device |
| 12/23/2009 | CN201368001Y Manual pumping device |
| 12/23/2009 | CN101608608A Water pump |
| 12/23/2009 | CN101608607A Supertension plunger pump |
| 12/23/2009 | CN100572811C Check valve for displacement-type pump |
| 12/23/2009 | CN100572802C Fluid-dispensing pump and container provided therewith |
| 12/20/2009 | CA2669519A1 Two-stroke foam pump |
| 12/17/2009 | DE102009008818A1 Hand pump for use in fuel filter to pump fuel in fuel supply system of internal-combustion engine, has lug element with two lugs that are lifted by valve seat that surrounds openings, where lug element is made of spring sheet metal |
| 12/17/2009 | DE102009008817A1 Handpumpe zum Pumpen von Kraftstoff Hand pump for pumping fuel |
| 12/17/2009 | DE102008002400A1 Piston return pump for vehicular controlled-slip hydraulic braking system, has guide ring with integral cylindrical leaf-spring segments resting against piston |
| 12/17/2009 | DE102008002378A1 Piston pump, particularly high pressure pump for fuel injection unit of internal combustion engine, has adjustably guided pump piston, which limits pump workspace in cylinder bore |
| 12/17/2009 | DE102007063360B4 Hydraulikanordnung für eine kraftbetätigte Stelleinheit Hydraulic system for a power-operated actuator |
| 12/16/2009 | EP2133575A1 Self-reciprocating energy recovery device |
| 12/16/2009 | EP2133556A1 Improvements to the operation of a pressure generator |
| 12/16/2009 | CN201363246Y Hand-held outdoor sanitary water collector |
| 12/16/2009 | CN201363245Y Piston self-sucking pump |
| 12/16/2009 | CN101603516A High-pressure constant flow pump for single lobe of liquid chromatograph |
| 12/16/2009 | CN101603515A Inlet pressure balanced type boosting water injection pump |
| 12/15/2009 | CA2554856C Hydraulic ram pump |
| 12/15/2009 | CA2410306C Micromachined fluidic device and method for making same |
| 12/10/2009 | WO2009148085A1 Pump device and water producing device using the same |
| 12/10/2009 | DE102008002213A1 High-pressure radial piston pump supplying fuel to internal combustion engine, includes transverse grooves accommodating piston foot |
| 12/10/2009 | DE102008002185A1 High-pressure pump, particularly radial piston pump for fuel injection system of compressed air internal-combustion engine, has pump groups and drive shaft with two bearing sections |
| 12/09/2009 | EP2131043A1 Actuator, and unclamp device and processing device with actuator |
| 12/09/2009 | EP2130492A1 Functional thin tube device |
| 12/09/2009 | EP2129905A2 System for generating electrical power and potable water from sea waves |
| 12/09/2009 | EP1714031B1 Hydraulic ram pump |
| 12/09/2009 | CN101600883A Positive displacement pump apparatus |
| 12/09/2009 | CN100567730C Hydraulic drive fluid pump |
| 12/08/2009 | US7629698 Traffic-actuated electrical generator apparatus |
| 12/08/2009 | US7628782 Reservoir connector |
| 12/08/2009 | CA2521024C Rear entry stepped pump with sealing plug |
| 12/03/2009 | WO2009143751A1 High-pressure oil-free small plunger pump |
| 12/03/2009 | US20090299290 External Infusion Device with a Vented Housing |
| 12/03/2009 | DE102008002142A1 Diesel fuel injection pump for use in internal combustion engine of motor vehicle, has cylindrical bore radially supported by rollers for transversal displacement to edge, where rollers are rotated parallel to axis |
| 12/03/2009 | DE102008002107A1 Injection pump for supplying highly compressed fuel to internal combustion engine in motor vehicle, has push rod whose one end is supported with roller at both inner circumference surfaces, where end is turned away from piston |
| 12/03/2009 | DE102008002105A1 Injection pump for supplying diesel fuel to internal combustion engine in motor vehicle, has eccentric tappet radially and slidingly supported at edge of cup at inner side and outer side, where tappet is opened parallel to axis |
| 12/03/2009 | DE102008002101A1 Radial piston pump for feeding fuel into combustion chamber of internal combustion engine, has through-hole for displacing and play-freely contacting driver in direction, where hole is radially outwardly displaced in another direction |
| 12/03/2009 | DE102008002089A1 Injection pump for injection of diesel fuel in internal combustion engine of passenger car, has piston provided with projection that is movable back and froth transverse to movement direction of piston in groove |
| 12/02/2009 | EP2126414A2 Device for driving a piston pump |
| 12/02/2009 | CN100564872C Reciprocating pump and use of said reciprocating pump |
| 12/02/2009 | CN100564871C Nose washing apparatus |
| 12/02/2009 | CN100564712C Multifunctional pressing type water-saving closet |
| 12/01/2009 | US7624897 Simplified airless dispensing pump for liquid product |
| 11/26/2009 | WO2009031908A3 Sealed engine/compressor housing comprising an adsorption element |
| 11/26/2009 | US20090291005 Manual pump for dispensing lubricants |
| 11/26/2009 | DE102008001869A1 Radial piston pump for high-pressure fuel supply in common-rail injection system of diesel engine in passenger car, has piston or support body and support ring, which are movably fixed together at region of supporting surface |
| 11/26/2009 | DE102008001840A1 Plug-in pump for use in bore of internal combustion engine, has cup defined by sliding unit, where sliding unit contacts support surface of bearing cup with sliding surface that extends parallel to support surface |
| 11/25/2009 | EP2123912A1 Diaphragm pump with vent |
| 11/25/2009 | EP2123910A1 Electric thrust piston pump device |
| 11/25/2009 | CN201351607Y Rotary compressor with air jet system |
| 11/19/2009 | WO2009139296A1 Pump tappet |
| 11/19/2009 | WO2009138263A1 High-pressure fuel pump |
| 11/19/2009 | WO2009137952A1 A continuous atomizing device and its controlling method |
| 11/19/2009 | DE112008000123T5 Verdrängerpumpenvorrichtung Displacement pump |
| 11/19/2009 | DE102008001713A1 Radialkolbenpumpe Radial piston pump |
| 11/18/2009 | EP2118488A1 Variable ratio hand pump |
| 11/18/2009 | EP2118486A1 Hydraulic unit for a hydraulic power screwdriver |
| 11/12/2009 | DE102008022604A1 Pump/cross piston compressor for supplying and compressing e.g. steam in water jet cutting system, has piston adjusted by arms of slide and including thickness smaller than thickness of slide minus thickness of bar connecting arms of slide |
| 11/12/2009 | DE102008001585A1 Automotive fuel pump has radial piston moved by rotating cam supported by springs and side-pads |
| 11/11/2009 | EP2116469A2 Motorized vacuum/pressure pump and stopper |
| 11/05/2009 | WO2009097338A3 Hydraulic oil well pumping apparatus |
| 11/03/2009 | US7611332 Device and method for controlling a thick matter pump |
| 11/03/2009 | US7611331 Device and method for controlling a two cylinder thick matter pump |
| 11/03/2009 | US7610942 Cell suspension rotating fluidic pump |
| 10/27/2009 | CA2374253C Process for the reduction of scr nox emissions and apparatus therefore |
| 10/22/2009 | WO2009127477A1 Hand-operated pump for pumping fuel |
| 10/21/2009 | EP2109716A2 Multi index with stroke selector pump |
| 10/21/2009 | CN201330685Y Difunctional manual biogas residue and biogas liquid discharging pump |
| 10/21/2009 | CN201330684Y High-pressure large-discharge pneumatic oil pump |
| 10/21/2009 | CN101560966A Fluid pump driven by compressed air |
| 10/21/2009 | CN101560965A Gravitational potential energy converting device |
| 10/21/2009 | CN100552218C Multi-purpose hydraulic negative-feedback pump |
| 10/15/2009 | DE202008007639U1 Pumpe Pump |
| 10/15/2009 | DE102008018575A1 Internal combustion engine has combustion piston, where straight line movement over crank is converted in rotating motion of crankshaft, and hydraulic unit with propelled hydraulic lifting piston |
| 10/15/2009 | DE102008017824A1 Tappet assembly for high-pressure pump of internal-combustion engine in motor vehicle, has retaining ring and formed such that movement of roller is controlled in roller shoe in direction of roller longitudinal axis |
| 10/15/2009 | DE102008017823A1 High pressure pump for conveying fluid, has pump housing and drive shaft pivoted in pump housing, where pump unit has cylinder with cylinder longitudinal axis and cylinder chamber |
| 10/14/2009 | CN201326529Y Well pressure head with buffer chamber |
| 10/14/2009 | CN201326528Y Single plunger-type hydraulic integration pump |
| 10/08/2009 | WO2009122585A1 Piston pump |
| 10/08/2009 | DE102008000952A1 Device for driving pump element of high pressure pump, has two cylindrical bodies that are arranged in coaxial manner, where pins are arranged perpendicular to longitudinal axis of two cylindrical bodies |
| 10/07/2009 | EP2107240A2 A volumetric pump with continuous flow delivery |
| 10/07/2009 | EP2106502A1 Mixer pump |
| 10/07/2009 | CN201321958Y Improved oil pump |