| Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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| 08/15/2006 | CA2239641C Continuous running gear pump brake system |
| 08/10/2006 | US20060177339 Horizontal type orbiting vane compressor |
| 08/10/2006 | US20060177338 Horizontal type orbiting vane compressor |
| 08/10/2006 | US20060177337 Oil supply structure for slider of orbiting vane compressor |
| 08/02/2006 | EP1686265A2 Oil gear pump |
| 08/02/2006 | EP1685328A1 Double or multiple pump |
| 08/01/2006 | US7083394 Vane pump with undervane feed |
| 08/01/2006 | US7083391 Method and device for detecting the speed of a pump |
| 07/19/2006 | EP1680602A1 Pumping system employing a variable-displacement vane pump |
| 07/19/2006 | CN2797687Y Automobile steering power-assisted pump |
| 07/19/2006 | CN2797683Y Pressure switch used for automobile steering power-assisted pump |
| 07/13/2006 | US20060153723 Rotary fluid machinery |
| 07/12/2006 | CN1263971C Lubrication pump for inter-axle differential |
| 07/06/2006 | DE19935781B4 Hydraulikkreisläufe für Verbrennungsmotoren Hydraulic circuits for internal combustion engines |
| 07/04/2006 | US7070399 Variable displacement pump with a suction area groove for pushing out rotor vanes |
| 07/04/2006 | US7070396 Oil pump apparatus having oil drain |
| 06/29/2006 | WO2006066405A1 Variable capacity vane pump with dual control chambers |
| 06/29/2006 | DE102004060082A1 Vane-cell pump for producing of flow of pressurized medium for consumer has pressure medium directed to control through control channels which open into first and/or second pressure chamber approximately axially to cam ring |
| 06/29/2006 | CA2762087A1 Variable capacity vane pump with dual control chambers |
| 06/28/2006 | EP1674729A2 Pump device |
| 06/21/2006 | CN2789462Y Gear oil pump |
| 06/21/2006 | CN2789461Y Double-runner reversing cam rotor pump |
| 06/15/2006 | US20060127257 Capacity-changing unit of orbiting vane compressor |
| 06/15/2006 | US20060127229 Variable displacement pump and control therefor |
| 06/14/2006 | EP1536138A4 Rotor machine |
| 06/14/2006 | DE102005056024A1 Pump e.g. for steering control, has flow control valve which at high revolutions of steering element supplies surplus flow rate with flow control valve arranged radially standing parallel to axle of rotor |
| 06/13/2006 | US7059842 Variable capacity rotary compressor |
| 06/13/2006 | US7059838 Control device for positive displacement pumps |
| 06/08/2006 | DE10156927B4 Pumpencontroller mit Teileidentifikation Pump controller with part identification |
| 06/07/2006 | EP1666726A2 Modular system for fluid pumps |
| 06/01/2006 | DE102004057713A1 Regulating system for sliding vane pump, has conducting surface lying transverse to running direction of bore hole, deviating working medium in direction of front surface of piston, and attached to conducting body fixed to pressure channel |
| 05/31/2006 | CN1780988A Pump |
| 05/31/2006 | CN1258052C Relief valve |
| 05/30/2006 | US7052258 Trochoidal pump |
| 05/30/2006 | US7052257 Internal gear pump |
| 05/30/2006 | US7052252 Port configuration for fuel pump unit for facilitating pressure feedback |
| 05/24/2006 | EP1658438A1 Liquid pump |
| 05/24/2006 | DE4440782C5 Innenzahnradpumpe mit Verdrängervorsprüngen Internal gear pump with Verdrängervorsprüngen |
| 05/18/2006 | US20060104847 Vane-type hydraulic motor |
| 05/18/2006 | US20060104823 Hydraulic pump with variable flow and variable pressure and electric control |
| 05/17/2006 | EP1463888B1 Device for pressure regulation of hydraulic pumps |
| 05/11/2006 | WO2006049500A1 Gear pump with variable capacity |
| 05/11/2006 | US20060099100 Cam ring bearing for fuel delivery system |
| 05/10/2006 | EP1655493A2 Scroll machine with continuous capacity modulation |
| 05/04/2006 | WO2005119065A3 Adjustable displacement pump |
| 05/04/2006 | US20060093503 Variable capacity rotary compressor |
| 05/04/2006 | DE10024696B4 Pumpenanordnung Pump assembly |
| 05/03/2006 | EP1537295B1 Hydraulic power-assisted steering system for motor vehicles |
| 05/03/2006 | EP1133640B1 Rotary pump |
| 05/03/2006 | CN1766337A Variable output gerotor pump |
| 04/27/2006 | US20060088431 Variable output gerotor pump |
| 04/27/2006 | DE10230407B4 Innenzahnradpumpe mit variabler Abdichtung Internal gear pump with variable sealing |
| 04/27/2006 | DE102005051098A1 Gerotorpumpe mit veränderlicher Förderleistung Gerotor pump with variable capacity |
| 04/20/2006 | WO2005093258A3 Hydraulic motor or pump of annular gear construction |
| 04/20/2006 | DE4415663B4 Flügelzellenpumpe Vane pump |
| 04/18/2006 | US7028659 Method for adjusting a volumetric flow-variable positive displacement pump in an internal combustion engine |
| 04/13/2006 | DE102005048018A1 Ölpumpe Oil pump |
| 04/06/2006 | US20060073051 Capacity-changing unit of orbiting vane compressor |
| 04/06/2006 | DE102004047564A1 Steering pump for motor vehicle, has valve piston supported in its blocking position by blocking unit, which sets free flow cross section that is opened against control edge within valve borehole |
| 04/06/2006 | DE102004046206A1 Compact hydraulic pump with integral switching valve and safety dump valve and with valve block with connecting bores |
| 03/30/2006 | WO2006033207A1 No-load operation system of tadem pump |
| 03/30/2006 | DE102005035155A1 Zweistufige hydraulische Pumpe Two-stage hydraulic pump |
| 03/30/2006 | DE102004024728B3 Switching device for multistage oil pump has a running wheel mounted on drive shaft so that it can be locked by switching device |
| 03/29/2006 | CN1247898C Low noise suction pump, method for pumping liquid and distributing system for distributing fuel oil from oil tank |
| 03/28/2006 | US7018178 Variable displacement pump and control therefore for supplying lubricant to an engine |
| 03/16/2006 | WO2005100780A3 Variable capacity pump/motor |
| 03/16/2006 | DE102004024217B3 Switchable multiple stage oil pump comprises pump stages each having a wheel arranged on the driveshaft |
| 03/16/2006 | CA2578296A1 Rotary pump with resiliently deformed seal |
| 03/15/2006 | EP1633982A1 Fluid pump and motor |
| 03/15/2006 | CN1746502A Variable displacement pump |
| 03/15/2006 | CN1245579C Vane-cell pump |
| 03/14/2006 | US7011069 Oil supply system for engine |
| 03/14/2006 | US7010954 Method for calibrating a pressure sensor or a flow sensor at a rotary pump |
| 03/02/2006 | DE19847144B4 Hydraulische Innenzahnradmaschine A hydraulic internal gear machine |
| 02/16/2006 | US20060034721 Variable displacement pump |
| 02/16/2006 | US20060034720 Variable capacity rotary compressor |
| 02/14/2006 | US6997841 Lubrication pump for inter-axle differential |
| 02/14/2006 | US6997685 Hydraulic system comprising a main pump and a precompression pump |
| 02/09/2006 | DE10343549B4 Verdrängerpumpe mit Überdruckventil Positive displacement pump with pressure relief valve |
| 02/09/2006 | DE10045118B4 Hydraulisches System mit einer Hauptpumpe und einer Vordruckpumpe Hydraulic system with a main pump and a priming pump |
| 02/02/2006 | DE102004022362B4 Switchable multi-stage oil pump, has pump stages with rotor and socket wheels, where rotor socket is rotatably supported on drive shaft and socket wheel is axially displaceable on drive shaft |
| 01/17/2006 | US6986304 Hydraulic torque motor with cable feedthroughs as well as a crane with such a torque motor |
| 01/12/2006 | DE19952287B4 Druckentlastungsventil Pressure relief valve |
| 01/11/2006 | CN2751160Y Double flow rate and double pressure sequence gear pump |
| 01/04/2006 | EP1092440B1 Liquid pump |
| 01/04/2006 | CN1234971C Variable pump |
| 12/29/2005 | DE102004028830A1 Hydraulic pump has two intermeshing gear wheels each adjacent to a chamber |
| 12/27/2005 | US6979185 Bi-rotational pump/hydraulic actuator |
| 12/22/2005 | US20050283277 Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 12/22/2005 | US20050281698 Low speed, high torque rotary abutment motor |
| 12/22/2005 | US20050281689 Diametric slider block pump |
| 12/22/2005 | US20050281681 Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 12/22/2005 | US20050281680 Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 12/22/2005 | DE102004026962A1 Positive displacement pump e.g. sliding vane pump, for servo control device, has working chamber whose volume is adjusted by changing eccentricity between rotor and ring, and elastic unit counteracting ring displacement to increase volume |
| 12/22/2005 | DE102004026961A1 Verstellbare Verdrängerpumpe Variable displacement pump |
| 12/21/2005 | CN1711422A Variable volume flow rotor pump |
| 12/21/2005 | CN1232731C Variable pump controller for power turning device |
| 12/20/2005 | US6976830 Variable displacement pump |
| 12/15/2005 | WO2005119065A2 Adjustable displacement pump |
| 12/14/2005 | EP1478854B1 Motor pump |