| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 07/21/2004 | EP1438505A2 Pump element and piston pump for generating high fuel pressure |
| 07/20/2004 | US6764285 Hydraulic pump unit |
| 07/15/2004 | WO2004059130A1 Rotary fluid machine |
| 07/15/2004 | WO2004035228A3 Paste ejection apparatus |
| 07/15/2004 | US20040136837 High-pressure pump, in particular for a common-rail injection system |
| 07/15/2004 | US20040136833 High pressure reciprocating pump and control of the same |
| 07/15/2004 | DE4225380B4 Hydrostatisches Aggregat mit einer Hauptpumpe und einer Nebenpumpe Hydrostatic unit with a main pump and a secondary pump |
| 07/15/2004 | DE4029265B4 Hydraulischer Antrieb, Motor oder Pumpe, mit sich mit Stützrollen auf einem Nocken abstützenden Kolben Hydraulic drive, motor or pump with with support rollers supported on a cam piston |
| 07/15/2004 | DE19618524B4 Axialkolbenpumpe vom Taumelscheibentyp Axial piston pump swash plate type |
| 07/15/2004 | DE19525852B4 Axialkolben-Mikropumpe Axial piston micropump |
| 07/15/2004 | DE10258666A1 Downhole immersion pump for more severe duties, includes coupling section between slowly-rotating drive and pump in slender arrangement |
| 07/15/2004 | DE10251552B3 Axialkolbenmaschine und Steuerplatte für eine Axialkolbenmaschine Axial piston unit and control panel for an axial |
| 07/14/2004 | EP1437509A2 High pressure reciprocating pump and control of the same |
| 07/14/2004 | EP1055068B1 A hydraulic rotating axial piston engine |
| 07/14/2004 | EP0925448B1 Hydraulic pump and hydraulic engine |
| 07/13/2004 | CA2213194C Multiple piston pump |
| 07/08/2004 | WO2004057184A1 Fuel high-pressure pump assembly |
| 07/08/2004 | US20040131473 Motor pump for high-pressure washers with automatically variable flow-rate and pressure |
| 07/08/2004 | US20040130206 Pump for anti-lock brake systems |
| 07/08/2004 | DE10260174A1 Kolbenpumpe, insbesondere Hochdruck-Kraftstoffpumpe für Brennkraftmaschinen mit Direkteinspritzung Piston pump, in particular high-pressure fuel pump for internal combustion engines with direct injection |
| 07/08/2004 | DE10259178A1 Hochdruckpumpe für eine Kraftstoffspritzeinrichtung einer Brennkraftmaschine High pressure pump for a fuel injection system of an internal combustion engine |
| 07/07/2004 | EP1435457A1 Swash plate pump with automatically variable flow rate |
| 07/07/2004 | EP1435456A2 Hydraulic Pump |
| 07/06/2004 | CA2353053C Marine steering system having dual hydraulic and electronic output |
| 07/01/2004 | WO2004055369A1 Axial piston engine |
| 07/01/2004 | WO2004055368A1 High pressure pump for a fuel injection device for an internal combustion engine |
| 07/01/2004 | US20040126245 Hydraulic pump and motor |
| 07/01/2004 | US20040123839 Variable-delivery, fixed-displacement pump |
| 07/01/2004 | DE10356250A1 Hochdruckkraftstoffzuführpumpe Hochdruckkraftstoffzuführpumpe |
| 06/30/2004 | EP1433954A1 Axial piston machine |
| 06/30/2004 | CN1508432A Pump for locking-preventive braking system |
| 06/30/2004 | CN1508431A Pump for locking-preventive braking system |
| 06/29/2004 | US6755629 Fuel injection pump having one-way valve for supplying fuel into pressurizing chamber |
| 06/24/2004 | DE10256528A1 Hochdruckpumpe für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine High pressure pump for a fuel injection system of an internal combustion engine |
| 06/24/2004 | DE10256525A1 Hochdruckpumpe für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine High pressure pump for a fuel injection system of an internal combustion engine |
| 06/23/2004 | EP1431577A1 Fuel pump |
| 06/23/2004 | EP1431576A1 Piston pump |
| 06/23/2004 | EP1430224A1 Connecting element for connecting a piston to a restoring element |
| 06/17/2004 | WO2004051084A1 High pressure pump for a fuel injection device of an internal combustion engine |
| 06/17/2004 | WO2004051083A1 High pressure pump for a fuel injection device of an internal combustion engine |
| 06/17/2004 | US20040115067 Fluid delivery device, system and method |
| 06/17/2004 | US20040115066 Pumping element for hydraulic pump |
| 06/17/2004 | US20040115065 Sensor for a variable displacement pump |
| 06/17/2004 | US20040113487 Pump for anti-lock brake systems |
| 06/16/2004 | EP1429027A1 Hydraulic pump |
| 06/16/2004 | EP1428977A1 Rotary fluid machine |
| 06/16/2004 | EP1427935A1 Hybrid control method for fuel pump using intermittent recirculation at low and high engine speeds |
| 06/10/2004 | US20040109775 Fluid pump |
| 06/09/2004 | EP1426261A1 Pump for anti-lock brake systems |
| 06/09/2004 | EP1426260A1 Pump for anti-lock brake systems |
| 06/09/2004 | DE10255183A1 Piston for hydraulic device has piston head with circular aperture in it, possibly extending over entire head |
| 06/09/2004 | DE10255182A1 Radial piston motor to act as a hydraulic pump/motor for a motor vehicle's automatic gearbox has a rotating shaft, an eccentric ring encased by a fixed thrust collar and seating surfaces for pistons |
| 06/08/2004 | US6745667 Motor-pump aggregate |
| 06/03/2004 | WO2004046572A1 Improved friction bearing for hydraulic machines and hydraulic machine equipped with said bearing |
| 06/03/2004 | WO2004046548A1 Axial piston machine, swash-plate and method for producing a swash-plate |
| 06/03/2004 | WO2004046547A1 Radial piston pump comprising a plane seal between the flange and the housing |
| 06/03/2004 | WO2004032994A3 Fluid delivery device, system and method |
| 06/03/2004 | US20040105763 High pressure fuel supply pump |
| 06/03/2004 | US20040105761 High-pressure fuel pump with integrated blocking-vane prefeed pump |
| 06/03/2004 | US20040103659 Electrical means for sensing reverse and neutral and swash plate structures therefore |
| 06/03/2004 | DE10350018A1 Anschlussplatte für eine Axialkolbenpumpe Connection plate for an axial piston pump |
| 06/03/2004 | DE10350017A1 Axialkolbenpumpe mit Strömungsmittellageranordnung Axial piston pump with fluid bearing arrangement |
| 06/03/2004 | DE10348560A1 Elektrohydraulische Pumpenverdrängungssteuerung mit proportionaler Kraftrückkoppelung Electro-hydraulic pump displacement control with proportional force feedback |
| 06/03/2004 | DE10348559A1 Hydraulikpumpengehäuse Hydraulic pump housing |
| 06/03/2004 | DE10300070A1 Axialkolbenmaschine, Rückzugplatte und Verfahren zum Herstellen einer Rückzugplatte Axial piston recoil plate and method of making a return plate |
| 06/02/2004 | EP1268248B1 Piston pump |
| 06/02/2004 | CN2619066Y Axial plunger type water hydraulic pump |
| 06/01/2004 | CA2260684C Pump enable system and method |
| 05/27/2004 | WO2004044427A1 Motor-pump unit |
| 05/27/2004 | US20040101419 Axial piston pump with fluid bearing arrangement |
| 05/27/2004 | US20040101417 Volume control apparatus of radial piston pump or motor and positioning apparatus |
| 05/27/2004 | US20040099247 Port plate for an axial piston pump |
| 05/27/2004 | US20040099136 Electro-hydraulic pump displacement control with proportional force feedback |
| 05/27/2004 | DE3930542B4 Radialkolbenpumpe Radial piston pump |
| 05/27/2004 | DE19852246B4 Hydraulische Maschine Hydraulic machine |
| 05/27/2004 | DE19738813B4 Axialkolbenmaschine Axial piston |
| 05/27/2004 | DE10348558A1 Rückschlagventildichtungsanordnung Check valve seal assembly |
| 05/27/2004 | DE10330781A1 Hochdruckkraftstoffpumpe High pressure fuel pump |
| 05/27/2004 | DE10253189A1 Radial piston pump esp. for common rail fuel injection systems has flat seal in joint face between flange and housing to seal intake chamber against pump surroundings |
| 05/27/2004 | DE10252622A1 Motor pump aggregate for motor vehicle braking system has motor and pump that comprises shaft that is driven by motor and bearings of end of shaft are arranged in reception body that is provided with valves and connection channels |
| 05/26/2004 | EP1421308A1 Non-return valve for a pump |
| 05/21/2004 | WO2004042229A1 Axial piston engine and a control plate for an axial piston engine |
| 05/21/2004 | WO2004042196A1 Rotary-type cylinder device |
| 05/20/2004 | US20040096337 Fuel pump for an internal combustion engine |
| 05/20/2004 | US20040096335 Hydraulic pump housing |
| 05/20/2004 | US20040096334 Pump system comprising a hydraulic pump, particularly for a steering system |
| 05/20/2004 | US20040094118 Method and a device for supplying fuel to a combustion chamber |
| 05/19/2004 | DE10302043A1 Kraftstoffhochdruckpumpe mit Kugelventil im Niederdruck-Einlass High-pressure fuel pump with a ball valve in the low-pressure inlet |
| 05/19/2004 | DE10300144B3 Radial piston pump comprises a sliding block and a support piston connected by a form-locking snap-in connection |
| 05/19/2004 | CN1497173A Radial fluid machinery |
| 05/19/2004 | CN1150381C Hydraulic device |
| 05/18/2004 | US6736605 Tandem pump unit |
| 05/18/2004 | US6736048 Hydrostatic axial piston machine |
| 05/13/2004 | WO2004040170A1 Device for reducing energy losses in a machinery unit |
| 05/13/2004 | WO2004040134A1 Surface of the polygon or plunger foot of a pump |
| 05/13/2004 | WO2004040128A1 High-pressure fuel pump comprising a ball valve in the low-pressure inlet |
| 05/13/2004 | WO2004040121A1 Fuel supply pump and tappet structure body |
| 05/13/2004 | US20040091377 High-pressure fuel pump |
| 05/13/2004 | US20040091376 Check valve seal assembly |
| 05/13/2004 | US20040089146 Pump element and piston pump for generating high fuel pressure |