| Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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| 05/16/2007 | EP1785348A2 Fuel system |
| 05/16/2007 | EP1784563A2 Concentric internal combustion rotary engine |
| 05/10/2007 | WO2006132769A3 Gear machine for combining two fluid streams and associated method |
| 05/03/2007 | WO2007048380A1 Pump arrangement |
| 05/02/2007 | EP1274932B1 Pump |
| 04/26/2007 | DE102005050216A1 Vane-cell pump used in vehicles for preparing hydraulic energy for a power-assisted steering system comprises a housing, a rotor, a ring enclosing the rotor, operating chambers, operating chamber connections and adjusting chambers |
| 04/24/2007 | US7207785 Vane pump wear sensor for predicted failure mode |
| 04/24/2007 | US7207783 Variable displacement pump |
| 04/19/2007 | WO2006129169A8 Oil pump control system |
| 04/18/2007 | EP1775474A2 Screw compressor |
| 04/18/2007 | EP1356206B1 Method for maintaining a constant output variable of a feed pump, e.g. the displaced volume thereof which is actuated by a speed variable drive device, and a device for carrying out said method |
| 04/18/2007 | CN1948758A Electric motor screw pump |
| 04/12/2007 | WO2007039013A1 Vane cell pump |
| 04/12/2007 | WO2007039012A1 Vane cell pump |
| 04/11/2007 | EP1438507B1 Internal gear pump |
| 04/11/2007 | CN1309958C Variable delivery pump |
| 04/05/2007 | WO2007036189A1 Pump |
| 03/29/2007 | WO2007034301A1 Net-displacement control of fluid motors and pumps |
| 03/28/2007 | EP1767784A1 Variable displacement pump |
| 03/27/2007 | US7195467 Internal gear machine with variable capacity |
| 03/22/2007 | US20070065324 Rotary compressor |
| 03/22/2007 | DE102005043977A1 Rotary pump to send fluid under pressure to consumer has control line fluidically connected to second aperture in pressure aperture |
| 03/22/2007 | DE102005042934A1 Hydraulic pump for a vehicle transmission is arranged on a axle parallel to the transmission input shaft and is driven via the shaft using a toothed arrangement, a belt drive or a chain drive or via a separate drive machine |
| 03/15/2007 | WO2007028688A1 Expeller pump with variable delivery volume |
| 03/15/2007 | DE102005043253A1 Positive-displacement pump e.g. sliding vane pump, producing method for motor vehicle, involves providing connections at recesses and suction oil inlets, where connections are produced by smooth processing and breaking of partition walls |
| 03/15/2007 | DE102005043252A1 Verdrängerpumpe mit variablem Fördervolumen Displacement pump with variable delivery |
| 03/15/2007 | DE102005043251A1 Positive displacement pump e.g. sliding vane pump, for use in motor vehicle, has limiting unit that is designed as front plate and provided with kidney-shaped slots for controlling of inflow and outflow of fluid to/from chambers |
| 03/14/2007 | CN1304763C Crankshaft connecting low-speed big-torsion hydraulic motor stepless variable mechanisms |
| 03/13/2007 | US7188472 Method and hydromachine for controlling a displacement |
| 03/08/2007 | WO2007025790A1 Rotary pump |
| 03/08/2007 | US20070053782 Rotary type expander and fluid machinery |
| 03/08/2007 | DE102005041388A1 Rotationspumpe Rotary pump |
| 03/07/2007 | EP1760317A2 Positive displacement pump with variable capacity |
| 03/01/2007 | WO2005103488A3 Device for controlling parasitic losses in a fluid pump |
| 03/01/2007 | US20070044954 Downhole motor locking assembly and method |
| 03/01/2007 | DE102005040702A1 Rotary pump e.g. vane pump, for supplying pressurized flow, has flow control valve controlling pressure in two pressure chambers, and high and low pressure chambers in connection with respective control lines on measuring orifice side |
| 02/22/2007 | DE112005000894T5 Vorrichtung zum Steuern bzw. Regeln von parasitären Verlusten in einer Fluidpumpe An apparatus for controlling parasitic losses in a fluid pump |
| 02/20/2007 | US7179070 Variable capacity pump/motor |
| 02/14/2007 | EP1753124A2 Control device for electric compressor |
| 02/09/2007 | CA2540610A1 Pump monitoring system |
| 02/08/2007 | WO2007015135A1 Two-setting variable-eccentricity vane pump |
| 02/08/2007 | DE102005036483A1 Hydraulic rotation machine comprises a shaft which is installed in a bearing, and is provided with an indicator of its rotational speed |
| 02/07/2007 | CN1299002C Gear pump |
| 02/01/2007 | WO2007012096A2 Vane-cell pump |
| 01/25/2007 | DE102005033293A1 Displacement pump with variable delivery volumes, particularly single stroke vane cell pump, produced pressure medium flow for user and has rotor in housing |
| 01/18/2007 | DE102005030251A1 Gear pump for use in vehicle, has drive device or electric motor for driving outer and inner annular gears, in which rotation speed of drive device or electric motor is mechanically decoupled from torque generating or transmission mechanism |
| 01/17/2007 | CN2858973Y Engine rotation speed controller |
| 01/10/2007 | CN2856495Y Flow regulator of screw rod pump |
| 01/04/2007 | US20070003423 Variable capacity rotary compressor |
| 01/03/2007 | CN2854147Y Gear pump with separation mechanism |
| 12/27/2006 | EP1735534A1 Displacement pump with a variable volumetric flow |
| 12/26/2006 | US7153110 Variable volume flow internal gear pump |
| 12/26/2006 | US7152698 Downhole motor locking assembly and method |
| 12/21/2006 | WO2006134337A1 A variable output pump |
| 12/21/2006 | DE19909963B4 Verdrängerpumpe Displacement pump |
| 12/14/2006 | WO2006132769A2 Gear machine for combining two fluid streams and associated method |
| 12/14/2006 | US20060280636 Double or multiple pump |
| 12/14/2006 | CA2652724A1 Fluid-flow system, device and method |
| 12/13/2006 | EP1731764A1 Extruder with gear pump |
| 12/13/2006 | EP1730405A1 Engine speed-dependent pressure regulation of oil pumps |
| 12/13/2006 | CN2846745Y Double cylindrical pump outlet connector |
| 12/07/2006 | WO2006129169A1 Oil pump control system |
| 12/06/2006 | CN1875189A Double or multiple pump |
| 11/30/2006 | US20060269423 Variable displacement pump having a rotating cam ring |
| 11/30/2006 | DE10207350C5 Volumenstromvariable Rotorpumpe Flow variable rotor pump |
| 11/29/2006 | CN2842014Y Engine oil pump |
| 11/21/2006 | US7137798 Gear pump with variable throughput volume |
| 11/21/2006 | US7137789 Vent for reducing seal pressure in pump assembly |
| 11/16/2006 | DE102005022160A1 Oil pump for oil circuit of engine has pressure in pressure channel fed to flow control unit upstream of consumer as control variable, and oil cooler is installed in pressure channel |
| 11/15/2006 | CN1284931C Internal gear pump |
| 11/14/2006 | CA2224483C Variable-speed hydraulic motor with gears, supplied with motor fluid and producing variable torque |
| 11/09/2006 | DE102005019063B3 Operating process, for eccentric screw pump, involves prior testing of pump, storing damage frequency picture and comparing with overall frequency picture in operation |
| 11/02/2006 | EP1716336A1 Pumping system |
| 11/01/2006 | CN2833177Y Metering pump |
| 10/31/2006 | US7128542 Variable displacement pump |
| 10/26/2006 | DE19832719B4 Flügelzellenpumpe Vane pump |
| 10/26/2006 | DE10130597B4 Elektrohydraulischer Aktor auf Basis einer reversierbaren Flügelzellenpumpe mit unterlagerter Druckregelung Electro-hydraulic actuator based on a reversible vane pump with secondary pressure control |
| 10/24/2006 | US7125224 Rotary kinetic tangential pump |
| 10/24/2006 | US7124930 Welding method and tubular member and gear pump made using the welding method |
| 10/12/2006 | US20060228230 Liquid pump |
| 10/05/2006 | DE102005014654A1 Kraftfahrzeug-Hydraulikpumpe Motor vehicle hydraulic pump |
| 10/03/2006 | CA2408982C Regulated pump |
| 10/03/2006 | CA2339427C Gear unit for a deep-borehole pump |
| 10/03/2006 | CA2273888C Sealless pump rotor position and bearing monitor |
| 09/28/2006 | WO2006019928A3 Concentric internal combustion rotary engine |
| 09/27/2006 | EP1705378A2 Electric pump with pressure control |
| 09/27/2006 | EP1504192B1 Variable-delivery rotary pump, in particular for oil |
| 09/27/2006 | EP1485576B1 Variable-delivery central-vane rotary pump, particularly for oil |
| 09/20/2006 | EP1703355A1 Control device, in particular a pressure switch |
| 09/20/2006 | EP1311762B1 Internal geared wheel pump |
| 09/19/2006 | US7108493 Variable displacement pump having rotating cam ring |
| 09/14/2006 | DE19804207B4 Bremsvorrichtung für ein Fahrzeug Braking device for a vehicle |
| 09/13/2006 | EP1282778B1 Mechanically driven roller vane pump |
| 09/13/2006 | CN1831335A Air conditioning system for vehicles |
| 08/30/2006 | CN2811604Y Gear bearing type high pressure pump capable of self-regulating pressure |
| 08/24/2006 | WO2006087151A1 Device and method for supplying lubricating oil |
| 08/23/2006 | EP1692328A1 Metering device for supplying a liquid additive at high pressure |
| 08/23/2006 | CN1821574A Low idling energy consumption hydraulic power source |
| 08/22/2006 | US7094044 Vane pump having a pressure compensating valve |
| 08/16/2006 | CN1818382A Closed electrohydraulic controlling system |