| Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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| 11/11/2004 | WO2004097222A1 Reversible screw pump |
| 11/11/2004 | DE10256072B4 Ölpumpenvorrichtung The oil pump apparatus |
| 11/09/2004 | US6814549 Liner for fluid pump motor |
| 11/04/2004 | US20040219046 Roller vane pump |
| 11/04/2004 | US20040219038 Internal gear pump |
| 11/02/2004 | US6810674 Fuel delivery system |
| 10/28/2004 | US20040213688 Oil pump for automatic transmission |
| 10/28/2004 | US20040213680 Multistage gear pump |
| 10/21/2004 | US20040208755 Oil pump apparatus |
| 10/13/2004 | EP1384005A4 Variable displacement pump having a rotating cam ring |
| 10/06/2004 | EP1464837A1 Balanced pressure gerotor fuel pump |
| 10/06/2004 | EP1463888A1 Device for pressure regulation of hydraulic pumps |
| 10/06/2004 | CN1534195A 齿轮泵 Gear pumps |
| 09/30/2004 | US20040191103 Gear pump |
| 09/29/2004 | EP1462654A1 Gearpump |
| 09/23/2004 | US20040184942 Gerotor pump |
| 09/23/2004 | DE19620700B4 Innenachsige Zahnradpumpe, vorzugsweise für die Schmierölversorgung von Verbrennungsmotoren Internal-gear pump, preferably for the supply of lubricating oil of internal combustion engines |
| 09/22/2004 | EP1192357B1 Axial compensation in an inner geared pump for a closed circuit |
| 09/22/2004 | CN1531629A Variable displacement pump having rotating cam ring |
| 09/16/2004 | US20040179953 Gear pump |
| 09/15/2004 | EP1457678A1 Gear pump |
| 09/15/2004 | EP1356208B1 Pump system comprising a hydraulic pump, particularly for a steering system |
| 09/14/2004 | US6790013 Variable displacement vane pump with variable target regulator |
| 09/09/2004 | US20040175283 Transition valving by means of non-return valves |
| 09/09/2004 | US20040175268 Rotary kinetic tangential pump |
| 09/09/2004 | DE19513079B9 Flügelzellenpumpe mit Stromregelventil Vane pump with a flow control valve |
| 09/07/2004 | US6786702 Fuel metering unit |
| 08/26/2004 | DE10195707T5 Hydraulischer Drucktransformator Hydraulic pressure transformer |
| 08/26/2004 | DE10120252B4 Pumpe mit veränderlichem Förderhub Pump with variable delivery stroke |
| 08/25/2004 | EP1448895A1 Rotary piston pump |
| 08/19/2004 | US20040159672 Apparatus and methods for recirculating liquid dispensing systems |
| 08/17/2004 | US6776736 Self-regulating reverse boost valve assembly |
| 08/17/2004 | US6775975 Pump with a flow-regulating valve device and an injector device |
| 08/12/2004 | US20040156727 Variable displacement pump |
| 08/12/2004 | DE19945122B4 Hydraulische Steuereinrichtung Hydraulic control device |
| 08/12/2004 | DE102004003335A1 Motorölsystem mit Verstellpumpe Engine oil system with variable |
| 08/10/2004 | US6773240 Single piston dual chamber fuel pump |
| 08/05/2004 | DE19606070B4 Leistungslenkvorrichtung Power steering apparatus |
| 08/04/2004 | EP1442798A2 Apparatus and methods for recirculating liquid dispensing systems |
| 08/04/2004 | EP1387960B1 Method for adjusting a volumetric flow-variable positive displacement pump in an internal combustion engine |
| 08/03/2004 | US6769889 Balanced pressure gerotor fuel pump |
| 07/29/2004 | US20040144354 Engine oil system with variable displacement pump |
| 07/29/2004 | DE10311655A1 Impeller pump with/without a dosing device for conveying media comprises a channel system with removable suction/pressure connectors pressed/flanged as pump housing elements |
| 07/28/2004 | EP1441126A2 Multistage gear pump |
| 07/21/2004 | EP1438507A1 Internal gear pump |
| 07/20/2004 | US6764283 Internal gear wheel pump |
| 07/20/2004 | US6763797 Engine oil system with variable displacement pump |
| 07/15/2004 | WO2004042233A3 Pump comprising a deformable flexible stroke ring |
| 07/15/2004 | US20040136853 Variable displacement pump having rotating cam ring |
| 07/15/2004 | US20040136847 Motor-driven pump unit |
| 07/15/2004 | US20040136838 Electronic pressure relief valve for engine oil pump |
| 07/14/2004 | EP1436509A1 Variable-delivery vane pump |
| 07/08/2004 | WO2004057191A1 Variable volume flow internal gear pump |
| 07/08/2004 | US20040131483 Hydraulic torque motor with cable feedthroughs as well as a crane with such a torque motor |
| 07/08/2004 | US20040131477 Vane pump wear sensor for predicted failure mode |
| 07/01/2004 | US20040126243 Method and device for detecting the speed of a pump |
| 07/01/2004 | DE10259525A1 Conveyer unit for transporting fuel from a tank to a combustion engine has an overpressure valve mounted on the pressure cover |
| 07/01/2004 | DE10259389A1 Oil pump for screw compressor has frequency converter drive to deliver optimum amount of oil required by compressor |
| 06/30/2004 | EP0925453B1 Vane cell pump |
| 06/22/2004 | US6752604 Automatic wear indicator for sliding vane vacuum and gas pressure pumps |
| 06/16/2004 | EP1427942A1 Power-assisted steering pump |
| 06/16/2004 | EP1165979B1 Hybrid bearing |
| 06/10/2004 | US20040109774 Ball check air vent for transmission pump |
| 06/09/2004 | DE10354719A1 Air or hydraulic oil delivery arrangement for vehicle pneumatic or hydraulic system, has valves for controlling two delivery units either individually or in group |
| 06/09/2004 | CN1503879A Fluid controlled pumping system and method |
| 06/03/2004 | WO2004047071A1 Flute embouchure |
| 06/03/2004 | WO2004046554A1 Internal gear pump |
| 06/03/2004 | US20040105765 Oil pump apparatus |
| 05/27/2004 | DE10237801B4 Vorrichtung zur Druckregelung von Hydraulikpumpen A device for regulating the pressure of hydraulic pumps |
| 05/21/2004 | WO2004042233A2 Pump comprising a deformable flexible stroke ring |
| 05/20/2004 | US20040096334 Pump system comprising a hydraulic pump, particularly for a steering system |
| 05/18/2004 | US6736604 Control apparatus of variable displacement pump for power steering apparatus |
| 05/13/2004 | US20040091381 Pump |
| 05/13/2004 | US20040089480 Downhole motor locking assembly and method |
| 05/13/2004 | DE10249494A1 Motorpumpenaggregat Motor pump unit |
| 05/12/2004 | EP1126175A4 Rotary machine |
| 05/12/2004 | EP0934464B1 Progressive cavity pump |
| 05/11/2004 | US6733249 Multi-stage internal gear fuel pump |
| 05/11/2004 | US6732700 Oil pump unit for engine |
| 05/06/2004 | WO2004038224A1 Variable-delivery rotary vane pump |
| 05/06/2004 | EP1416121A1 Anti cavitation system for a gerotor-type two-speed motor |
| 05/04/2004 | US6729855 Oil pump and gears |
| 05/04/2004 | US6729307 Bypass/leakage cooling of electric pump |
| 04/28/2004 | EP1413760A2 Scroll compressor with continuous capacity modulation |
| 04/28/2004 | EP1413757A2 Assembly of a motor and a pump |
| 04/28/2004 | EP1208302B1 Dual lobe, split ring, variable roller vane pump |
| 04/28/2004 | EP0920589B1 Pump for conveying a medium |
| 04/22/2004 | WO2004033910A1 Functionalities of axially movable spool valve |
| 04/22/2004 | US20040076536 Variable displacement pump |
| 04/20/2004 | US6722856 Vane-cell pump |
| 04/15/2004 | DE10340036A1 Servolenkungspumpe Power steering pump |
| 04/14/2004 | EP1407145A1 Hydraulic motor system |
| 04/13/2004 | US6719543 Selectively adjustable fixed displacement vane pump |
| 04/13/2004 | CA2351596C A gear pump and replaceable reservoir for a fluid sprayer |
| 04/08/2004 | WO2003069161A8 Variable-delivery rotary vane pump |
| 04/08/2004 | WO2003069127A8 Variable-delivery central-vane rotary pump, particularly for oil |
| 04/08/2004 | US20040067148 Functionalties of axially movable spool valve |
| 04/08/2004 | DE10343395A1 Hydraulische Maschine Hydraulic machine |
| 04/01/2004 | WO2004027216A1 Hydraulic power-assisted steering system for motor vehicles |
| 04/01/2004 | US20040062672 Transition valving by means of non-return valves |