Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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02/07/2002 | DE10063953A1 Verfahren und Vorrichtung zum Betreiben einer Schneckenpumpe Method and apparatus for operating a screw pump |
01/31/2002 | US20020012598 Gerotor pump having an eccentric ring housing with an integral pressure chamber |
01/31/2002 | DE10128499A1 Pumpe mit variabler Verdrängung Variable displacement pump |
01/31/2002 | DE10034238A1 Hydrotransformator Hydro transformer |
01/24/2002 | WO2002006669A1 Hydraulic transformer |
01/17/2002 | US20020006345 Hydraulically retractable hydraulic motor |
01/10/2002 | US20020004013 Vane pump |
01/03/2002 | WO2002001074A1 Vane-cell pump |
01/03/2002 | WO2002001073A1 Constant flow vane pump |
01/03/2002 | DE10120252A1 Pumpe mit veränderlicher Verdrängung Pump with variable displacement |
01/02/2002 | EP1167768A2 Vane Pump |
01/02/2002 | EP1165979A1 Hybrid bearing |
01/01/2002 | US6335581 Electric motor intended for use in an aggressive medium |
12/27/2001 | US20010055528 Control for progressive cavity pump |
12/26/2001 | CN1328490A Gear pump and replaceable reservoir for fluid sprayer |
12/25/2001 | CA2219062C Infinitely variable ring gear pump |
12/20/2001 | DE10027990A1 Vane or roller pump has intermediate hydraulic capacity which can be pressurized via connection to pressure connection |
12/19/2001 | EP1163449A1 Variable displacement vane pump |
12/13/2001 | WO2001094791A1 Pump |
12/13/2001 | WO2001094790A1 Transmission for deep well pump |
12/12/2001 | CN1326048A Varied speed ratio hydraulic motor with external circulation |
12/11/2001 | US6328543 Gear pump and replaceable reservoir for a fluid sprayer |
12/11/2001 | US6328535 Flow control valve capable of adjusting fluid flow characteristics in accordance with a position of a valve element in a bore |
12/04/2001 | CA2183303C Pump protection system with an interstage liquid/gas phase detector |
11/29/2001 | US20010045233 Process and device for pressurizing flowable reaction components |
11/29/2001 | DE10025723A1 Geregelte Pumpe Controlled pump |
11/29/2001 | DE10024696A1 Pump system has pump regulating element(s) adjustable by external control parameters; regulating elements are coupled so further element can be adjusted depending on external control |
11/28/2001 | EP1158165A2 Gyrotor hydraulic motor |
11/27/2001 | US6322329 Hydraulic pump of the gear type and electro-pump equipped with such a pump |
11/22/2001 | WO2001088379A1 Method and device for operating a screw pump |
11/21/2001 | EP1156220A2 Internal gear pump |
11/20/2001 | US6318973 Fuel pump |
11/15/2001 | WO2001086149A2 Fluid motor |
11/15/2001 | DE10020162A1 Verfahren und Vorrichtung zum Herstellen eines Massivstoff oder Schaumstoff bildenden, fließfähigen Reaktionsgemisches Method and apparatus for producing a solid material or foam-forming, flowable reaction mixture |
11/14/2001 | CN1322281A Rotary machine |
11/14/2001 | CN1321575A Flowing reactive component pressurizing process and equipment |
11/06/2001 | US6312238 Hydraulically retractable hydraulic motor |
11/01/2001 | US20010036412 Variable displacement pump |
11/01/2001 | US20010036411 Reversible variable displacement hydraulic pump and motor |
10/31/2001 | EP1149674A2 Verfahren und Vorrichtung zur Druckbeaufschlagung von fliessfähigen Reaktionskomponenten |
10/25/2001 | WO2001079684A1 Pump |
10/25/2001 | US20010033802 Double rotor-vane pump |
10/25/2001 | US20010033797 Regulatable pump |
10/25/2001 | DE10018749A1 Quantity-controllable fly pump has swivel control ring with overflow cross-sections and curved recess divided by sealing strip into two opposite chambers to reduce delivery when friction force is too high |
10/24/2001 | EP1148244A2 Variable displacement pump |
10/18/2001 | US20010031204 Variable displacement pump |
10/18/2001 | DE10023330C1 Variable pump for lubrication of IC engine has regulation device controlling volumetric flow and/or pressure in pressure line leading to engine |
10/11/2001 | US20010028857 Hydristor control means |
10/11/2001 | US20010027652 High efficiency turbine |
10/10/2001 | EP1141551A1 Pump assembly comprising two hydraulic pumps |
10/09/2001 | US6299600 Liquid pump |
10/09/2001 | US6299418 Oil pump apparatus |
10/09/2001 | US6298820 Apparatus and method of protecting a water pump driven by a combustion engine from high speed damage |
10/02/2001 | US6296456 Positive displacement pump systems with a variable control orifice |
09/27/2001 | WO2001071191A2 Control for progressive cavity pump |
09/27/2001 | US20010024618 Adjustable-displacement gear pump |
09/26/2001 | EP1135214A1 A gear pump and replaceable reservoir for a fluid sprayer |
09/25/2001 | US6293777 Hydraulic positive displacement machine |
09/25/2001 | US6293765 Tandem fixed displacement pump with torque control |
09/20/2001 | DE10040692C1 Internal gear pump to supply fuel from suction to pressure channel has internally toothed ring gear and eccentric outer toothed pinion driven on drive shaft, to form pump action |
09/19/2001 | EP1133640A1 Rotary pump |
09/13/2001 | US20010021351 Gear unit for a deep-borehole pump |
09/13/2001 | DE10011187A1 Getriebe für eine Tiefbohrlochpumpe Gear for a deep well pump |
09/12/2001 | EP1132620A2 Transmission for deep well pump |
09/07/2001 | WO2001065118A1 Hydraulic pressure transformer |
09/06/2001 | DE10043842A1 Zahnradpumpe mit einer fördermengenverändernden Verschiebeeinheit Gear pump with an output flow changing displacement unit |
09/05/2001 | EP1130262A2 Gear pump with flow capacity changing sliding unit |
09/05/2001 | EP1129293A1 Rotary hydraulic machine |
09/04/2001 | US6283736 Hydrostatic pump or engine with infinitely variable debit or impulse |
09/04/2001 | US6283735 Variable-delivery external gear pump |
08/30/2001 | DE10029969C1 Flügelzellenpumpe Vane pump |
08/29/2001 | EP1027541B1 Regulating device for positive-displacement pumps |
08/28/2001 | US6280150 Variable displacement pump |
08/23/2001 | WO2001061150A1 Hydraulically retractable hydraulic motor |
08/23/2001 | US20010016167 Static cam seal for variable displacement vane pump |
08/22/2001 | EP1126175A1 Rotary machine |
08/16/2001 | WO2001059301A1 Control device for positive displacement pumps |
08/16/2001 | WO2001059259A2 Hydristor control means |
08/16/2001 | DE10006140A1 Control system for vane and other displacement pumps has a thickened section at the control pin to prevent temporary increase in the pumped volume/pressure on a rapid acceleration |
08/09/2001 | US20010012486 Hydraulic delivery device |
07/31/2001 | US6267566 Oil pump |
07/26/2001 | WO2001053724A1 Dual gerotor pump for use with automatic transmission |
07/26/2001 | WO2001053711A1 Hybrid bearing |
07/26/2001 | WO2001053702A1 Hydraulic fluid vane pump |
07/26/2001 | WO2001053701A1 Hydraulic vane pump |
07/24/2001 | CA2162371C Readily installed universal sewage grinder pump |
07/12/2001 | DE19962554A1 Adjustable rotating lubrication pump for an internal combustion engine has an eccentric hub operating inside the casing with fitted to a guide ring |
07/11/2001 | EP1114259A1 Mass balancing system with a lubricating oil pump for reciprocating engines |
07/10/2001 | US6257854 Double screw rotor assembly having means to automatically adjust the clearance by pressure difference |
07/10/2001 | US6257841 Regulating device for positive-displacement pumps |
06/28/2001 | WO2001046591A1 Variable displacement vane pump |
06/28/2001 | DE10062650A1 Steuerventil für hydraulische Kupplungen Control valve for hydraulic couplings |
06/27/2001 | EP1110000A2 Internal gear machine for reversed operation in a closed hydraulic circuit |
06/19/2001 | US6247904 Oil pump apparatus |
06/12/2001 | US6244839 Pressure compensated variable displacement internal gear pumps |
06/07/2001 | WO2001040658A1 Variable flow pump |
06/07/2001 | DE19629336C2 Flügelzellenpumpe Vane pump |
06/05/2001 | US6241392 Hybrid bearing |
05/29/2001 | US6238315 Hydraulic coupling for vehicle drivetrain |
05/22/2001 | US6233942 Condensing turbine |