| Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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| 03/20/2003 | WO2002081921B1 Variable displacement pump having a rotating cam ring |
| 03/20/2003 | US20030053914 Magnetic pump |
| 03/19/2003 | EP1293673A2 Vane pump |
| 03/19/2003 | EP1293672A1 Reverse-running pump |
| 03/19/2003 | EP1292773A1 Pump |
| 03/19/2003 | CN1403711A Variable desplacement pump |
| 03/18/2003 | US6533556 Pressure balanced hydraulic pumps |
| 03/18/2003 | US6532727 Device for the supply of a liquid fuel to a burner member |
| 03/13/2003 | DE9321656U1 Reversible, internally toothed gear pump or motor - has sectioned filling piece between gear and pinion with radially adjustable seals and seal between high and low pressure sides |
| 03/12/2003 | EP0891489B1 Gear oil pump with internal rotor, comprising extensions of reniform suction and pressure elements |
| 03/11/2003 | US6530752 Variable displacement pump |
| 03/11/2003 | US6530750 Control for progressive cavity pump |
| 03/11/2003 | CA2220606C Method and apparatus for controlling a progressing cavity well pump |
| 03/04/2003 | US6527525 Hydristor control means |
| 02/25/2003 | US6524076 Variable displacement pump including a control valve |
| 02/19/2003 | EP1283971A1 Regulated pump |
| 02/19/2003 | CN1101896C 油泵 Pump |
| 02/13/2003 | US20030032516 Lubrication pump for inter-axle differential |
| 02/13/2003 | US20030031567 Variable displacement vane pump with variable target regulator |
| 02/12/2003 | EP1282778A1 Mechanically driven roller vane pump |
| 02/11/2003 | US6517891 Supplying hot melt adhesives to a dispensing gun; changing fluid pressure in response to conveyor speeds |
| 02/06/2003 | US20030026711 Internal gear wheel pump |
| 01/23/2003 | WO2003006830A1 Hydraulic motor system |
| 01/23/2003 | US20030017904 Coupling device |
| 01/22/2003 | EP1277960A2 Variable-delivery pump |
| 01/22/2003 | CN1392345A Variable pump controller for power turning device |
| 01/16/2003 | US20030012665 Vane-cell pump |
| 01/16/2003 | US20030012664 Multi-stage internal gear fuel pump |
| 01/15/2003 | EP1275408A1 Dialysis machine with means for decalcification of the dialysate circuit and method for determining its degree of calcification |
| 01/15/2003 | EP1274932A1 Pump |
| 01/09/2003 | WO2002084117A3 Speed variable feed pump |
| 01/09/2003 | US20030007876 Variable displacement pump |
| 01/09/2003 | US20030007875 Variable displacement pump |
| 01/09/2003 | US20030005906 Hydraulic motor system |
| 01/07/2003 | US6503068 Variable capacity type pump |
| 01/07/2003 | US6503064 Bi-directional low maintenance vane pump |
| 01/02/2003 | EP1268984A2 High efficiency turbine |
| 12/31/2002 | US6499964 Integrated vane pump and motor |
| 12/24/2002 | US6497558 Hydraulic pressure transformer |
| 12/24/2002 | US6497556 Fluid level control for a downhole well pumping system |
| 12/19/2002 | WO2002084122A3 Rotary pump |
| 12/19/2002 | US20020192081 Control apparatus of variable displacement pump for power steering apparatus |
| 12/19/2002 | US20020192080 Dual discharge hydraulic pump and system therefor |
| 12/18/2002 | EP1267077A1 Gear pump with three shafts |
| 12/10/2002 | US6491501 Progressing cavity pump system for transporting high-solids, high-viscosity, dewatered materials |
| 12/05/2002 | WO2002097273A2 Pump having a temperature-dependent delivery volume |
| 12/05/2002 | US20020182083 Method for improving the efficiency of a variable displacement pump |
| 12/05/2002 | DE10223466A1 Pump especially for lubricating oil of internal combustion engines has means by which output volume is adjustable dependent upon temperature |
| 12/04/2002 | EP1262664A2 Fuel metering unit |
| 11/28/2002 | DE10124564A1 Control of variable-displacement lubricant pump for use in internal combustion engine, involves measurement of engine parameters and matching pump delivery to engine requirements |
| 11/27/2002 | EP1259737A1 Control device for positive displacement pumps |
| 11/27/2002 | CN1095051C Hydraulic speed variator |
| 11/26/2002 | US6484840 Hydraulic steering arrangement |
| 11/22/2002 | WO2001090579A1 Reverse-running pump |
| 11/22/2002 | CA2410392A1 Reverse-running pump |
| 11/21/2002 | WO2002093015A1 Method for safeguarding an appliance |
| 11/21/2002 | WO2002093013A1 Method for adjusting a volumetric flow-variable positive displacement pump in an internal combustion engine |
| 11/21/2002 | US20020172610 Constant flow vane pump |
| 11/21/2002 | DE10220434A1 Hydraulic circuit for controlling a motor-pump set, uses valve device for switching pump for outlet when speed of motor is less than given revs rate |
| 11/14/2002 | WO2001090632A1 Regulated pump |
| 11/12/2002 | US6478549 Hydraulic pump with speed dependent recirculation valve |
| 11/07/2002 | WO2002018792A3 Progressing cavity pump |
| 10/31/2002 | WO2002086322A2 Fluid controlled pumping system and method |
| 10/31/2002 | CA2441307A1 Fluid controlled pumping system and method |
| 10/30/2002 | EP1252443A1 Hydraulic fluid vane pump |
| 10/29/2002 | US6470992 Auxiliary solenoid controlled variable displacement power steering pump |
| 10/24/2002 | WO2002084122A2 Rotary pump |
| 10/24/2002 | WO2002084117A2 Speed variable feed pump |
| 10/24/2002 | US20020155003 Fluid controlled pumping system and method |
| 10/23/2002 | EP1078204B1 A device for the supply of a liquid fuel to a burner member |
| 10/23/2002 | EP0906512B1 Vane pump |
| 10/22/2002 | US6468058 Submersible concatenated system |
| 10/22/2002 | US6468044 Variable displacement pump |
| 10/17/2002 | WO2002081921A1 Variable displacement pump having a rotating cam ring |
| 10/17/2002 | DE10117139A1 Hydraulic gear pump or motor has at least one of gear wheels able to be moved radially to make the effective working thickness adjustable |
| 10/16/2002 | EP1141551B1 Pump assembly comprising two hydraulic pumps |
| 10/10/2002 | DE10103386A1 Volumetric flow regulated lubricant pump, especially for internal combustion engine, has pressure dependent and temperature dependent volumetric flow regulation |
| 10/08/2002 | US6461118 Oil pump by-pass valve for an internal combustion engine |
| 10/08/2002 | US6460333 Hydraulic pressure transformer |
| 10/03/2002 | US20020139605 Apparatus and a method for adjusting fluid movement in a variable displacement pump |
| 10/03/2002 | US20020139604 Auxiliary solenoid controlled variable displacement power steering pump |
| 10/02/2002 | DE10104635A1 Method for maintaining a constant output value, e.g. pressure, feed volume or capacity for vehicle oil pump, using rotational velocity transducer to adjust rotational speed of pump |
| 10/01/2002 | US6457946 Regulatable pump |
| 09/24/2002 | US6454540 Modular balanced foam flow system |
| 09/19/2002 | WO2002001073A9 Constant flow vane pump |
| 09/19/2002 | US20020131873 Integrated vane pump and motor |
| 09/12/2002 | WO2002070898A1 Internal gear pump that does not contain any filler elements |
| 09/12/2002 | US20020127126 Bi-rotational pump/hydraulic actuator |
| 09/12/2002 | DE10207350A1 Volumenstromvariable Rotorpumpe Flow variable rotor pump |
| 09/12/2002 | DE10207348A1 Variable flow volume rotary pump has adjusting ring rotatable by at least one flat piston protruding from its periphery and pressurized with self-regulation by system pressure prevailing at pressure connection of pump |
| 09/12/2002 | DE10161296A1 Variable Verdrängungspumpe Variable displacement pump |
| 09/06/2002 | WO2002068825A1 Selectively adjustable fixed displacement vane pump |
| 09/06/2002 | WO2002045775A8 Method for calibrating a pressure sensor or a flow sensor on a rotation pump |
| 09/06/2002 | WO2001040658A9 Variable flow pump |
| 09/05/2002 | US20020122871 Method of removing isoflavones and phytates |
| 09/05/2002 | DE10109769A1 Füllstücklose Innenzahnradpumpe Füllstücklose internal gear pump |
| 09/04/2002 | EP1025363B1 Positive-displacement pump |
| 08/29/2002 | US20020119060 Selectively adjustable fixed displacement vane pump |
| 08/22/2002 | US20020114708 Variable displacement vane pump with variable target regulator |
| 08/22/2002 | US20020114703 Device for supplying liquids, in particular, fuel |