| Patents for F04C 11 - Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations (1,800) |
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| 01/23/2003 | WO2003006830A1 Hydraulic motor system |
| 01/16/2003 | US20030012664 Multi-stage internal gear fuel pump |
| 01/14/2003 | US6506039 Screw compressor |
| 01/14/2003 | US6506029 Gear pump |
| 01/09/2003 | WO2002084117A3 Speed variable feed pump |
| 01/09/2003 | WO2002077451A3 Pump with a simply exchangeable head pump |
| 01/09/2003 | US20030005906 Hydraulic motor system |
| 01/08/2003 | EP1181453B1 Motor-pump unit |
| 01/08/2003 | EP1102935B1 A motor driven pump |
| 01/07/2003 | US6503064 Bi-directional low maintenance vane pump |
| 01/03/2003 | WO2003000603A2 Device for thickening or dewatering sludge, watery sediments or the like, especially surplus sludge in sewage treatment plants |
| 12/31/2002 | US6499970 Pump unit for a vehicle brake system |
| 12/31/2002 | US6499966 Motor driven pump |
| 12/31/2002 | US6499964 Integrated vane pump and motor |
| 12/24/2002 | US6497558 Hydraulic pressure transformer |
| 12/19/2002 | WO2002101201A1 Combustion engine |
| 12/19/2002 | US20020192080 Dual discharge hydraulic pump and system therefor |
| 12/19/2002 | DE10149388A1 Pump module for IC engines has drive shaft with coupling unit at both ends for connection to separate pumps, e.g. hydraulic/lubricant pump and vacuum pump |
| 12/19/2002 | DE10137586A1 Device to connect pump to multi-sectional engine component consists of ring-shaped raised sections around fastening points on pump or component |
| 12/12/2002 | US20020187051 Multi-stage internal gear/turbine fuel pump |
| 12/05/2002 | WO2002097273A2 Pump having a temperature-dependent delivery volume |
| 12/05/2002 | DE10223466A1 Pump especially for lubricating oil of internal combustion engines has means by which output volume is adjustable dependent upon temperature |
| 12/05/2002 | DE10126482A1 Water management system for closed cycle Diesel engines for submarines consists of two displacement pumps connected opposite to each other |
| 12/03/2002 | US6487843 Turbomachine and method for operating |
| 11/27/2002 | CN1095051C Hydraulic speed variator |
| 11/26/2002 | US6484840 Hydraulic steering arrangement |
| 11/21/2002 | WO2002093506A1 Improved fluid metering device |
| 11/21/2002 | US20020172605 Motor-pump unit |
| 11/19/2002 | US6481991 Trochoid gear type fuel pump |
| 11/14/2002 | US20020166586 Fluid metering device |
| 11/13/2002 | EP1255928A2 Integrated pump unit |
| 11/12/2002 | US6478549 Hydraulic pump with speed dependent recirculation valve |
| 11/12/2002 | US6478116 Lubricating oil supplying arrangement for an apparatus having a rotating apparatus shaft |
| 11/06/2002 | CN1093919C Perfected twin-screw pump, particularly suitable for pumping of biphase fluids in submarine |
| 11/05/2002 | US6474965 Rotary piston engine having a cogwheel pump and an oil metering pump |
| 10/30/2002 | EP1252443A1 Hydraulic fluid vane pump |
| 10/24/2002 | WO2002084117A2 Speed variable feed pump |
| 10/24/2002 | DE10118071A1 Exzenter-Schneckenpumpe Eccentric screw pump |
| 10/17/2002 | WO2002081913A2 Hydraulic pump unit |
| 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 | DE10117373A1 Hydraulisches Pumpenaggregat Hydraulic pump unit |
| 10/10/2002 | DE10115866A1 Aggregat zum Fördern von Kraftstoff Unit for feeding fuel |
| 10/10/2002 | DE10115062A1 Pumpe mit einfach austauschbarem Pumpenkopf Pump with an easily replaceable pump head |
| 10/03/2002 | WO2002077451A2 Pump with a simply exchangeable head pump |
| 10/03/2002 | WO2002077416A2 Center driven pressure clamped pump |
| 10/03/2002 | US20020141878 Pump assembly |
| 10/02/2002 | EP1245831A2 Pump assembly |
| 10/02/2002 | EP1245821A1 Fuel feed-pump unit |
| 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 | CA2160443C Booster compressor system |
| 09/26/2002 | US20020136657 Center driven pressure clamped hydraulic pump |
| 09/26/2002 | DE10112500A1 Electrohydraulic drive unit, e.g. for used in warehouse vehicles, has electric motor, hydraulic pump driven by motor, further electric motor integrated into electric motor with drive connection to further hydraulic pump |
| 09/24/2002 | US6454010 Well production apparatus and method |
| 09/19/2002 | WO2002023699A3 Liquid-cooled electromotor |
| 09/19/2002 | US20020131873 Integrated vane pump and motor |
| 09/18/2002 | CN1091224C Twin-cylinder impeller pump |
| 09/17/2002 | US6450783 Engine with oil pump |
| 09/12/2002 | US20020125768 Pump equipment with plural rotary pumps and method for assembling same |
| 09/10/2002 | US6447270 Brushless coolant pump and cooling system |
| 08/22/2002 | US20020114703 Device for supplying liquids, in particular, fuel |
| 08/14/2002 | EP1231385A1 Device for supply of hydraulic oil, lubricating oil or similar |
| 08/08/2002 | US20020104313 Hydraulic transformer using a pair of variable displacement gear pumps |
| 08/08/2002 | DE10164330A1 Hydraulikwandler, der ein Paar von Zahnradpumpen mit variabler Verdrängung verwendet Hydraulic converter which uses a pair of gear pumps with variable displacement |
| 08/08/2002 | DE10105450A1 Device for conveying hydraulic oil or lubricating oil, has a pump with a pump flange fastened on the valve block for anchoring of the reservoir onto it |
| 07/31/2002 | CN1361358A Roulette pump |
| 07/25/2002 | WO2002057633A1 Pump for liquids |
| 07/10/2002 | CN1357680A Conveyer for liquid, especially liquie fuel |
| 07/04/2002 | US20020085920 Self aligning cartridge pump |
| 07/03/2002 | EP1219835A2 Trochoid pump |
| 06/27/2002 | US20020078917 Oil pump unit for engine |
| 06/13/2002 | US20020071772 Highly-viscous-fluid applying apparatus capable of controlling delivery amount of fluid |
| 06/13/2002 | DE10059423A1 Vorrichtung zum Fördern von Flüssigkeiten, insbesondere Kraftstoff Device for conveying liquids, in particular fuel |
| 06/06/2002 | DE19549507C2 Einrichtung zum Fördern von Kraftstoff aus einem Vorratstank zu einer Brennkraftmaschine eines Kraftfahrzeuges Means for feeding fuel from a storage tank to an internal combustion engine of a motor vehicle |
| 06/05/2002 | EP1211419A2 Device for pumping fluids, especially fuel |
| 06/05/2002 | EP1210519A1 Gear pump with a drive and a hydraulic tank |
| 05/30/2002 | US20020063354 Process and device for pressurizing flowable reaction components |
| 05/23/2002 | WO2001059288A3 Integrated pump unit |
| 05/14/2002 | US6386836 Dual gerotor pump for use with automatic transmission |
| 05/09/2002 | US20020053829 Pump equipment and method for assembling same |
| 05/08/2002 | DE10053991A1 Pump insert for vehicle brake system has pumps and drive element connected to motor with hydraulic fluid suction and pressure bores, arrangement sealing insert fluid-tight from unit housing |
| 05/02/2002 | EP1200738A1 A pumping arrangement for pumping a liquid product from a tank or container |
| 05/02/2002 | EP1200737A1 Reversible vane pump and motor |
| 05/02/2002 | DE10140876A1 Ölpumpenaufbau bei einem Motor Oil pump assembly for a motor |
| 04/25/2002 | WO2002032706A1 Power generation and actuating system |
| 04/23/2002 | US6375438 Two-stage centrifugal compressor |
| 04/10/2002 | CN1343832A Oil pump structure of engine |
| 04/02/2002 | US6363918 Pump arrangement, fuel delivery system and liquid cooling system for an internal combustion engine incorporating such a pump and a vehicle comprising such a fuel delivery system and liquid cooling system |
| 03/28/2002 | DE10045424A1 Flüssigkeitsgekühlter Elektromotor Liquid-cooled electric motor |
| 03/28/2002 | DE10045118A1 Hydraulisches System mit einer Hauptpumpe und einer Vordruckpumpe Hydraulic system with a main pump and a priming pump |
| 03/28/2002 | DE10043490A1 Verfahren zum Mischen von zwei fließfähigen Reaktions-Komponenten sowie Vorrichtung A method for mixing two flowable reaction components, as well as apparatus |
| 03/27/2002 | CN1081749C Pump with twin cylindrical impellers |
| 03/26/2002 | US6361282 Dual pump unit |
| 03/21/2002 | WO2002023699A2 Liquid-cooled electromotor |
| 03/21/2002 | WO2002023041A1 Hydraulic system comprising a main pump and a precompression pump |
| 03/21/2002 | US20020034449 Oil pump structure of an engine |
| 03/20/2002 | EP1188004A1 Control devices of a hydrostatic transmission |
| 03/19/2002 | US6357552 Submersible pump assembly for downhole use |
| 03/06/2002 | EP1184573A2 Hydraulic motor having multiple speed ratio capability |
| 03/06/2002 | EP1184071A1 Method for mixing two flowable reaction components and device |