| Patents for F04D 5 - Pumps with circumferential or transverse flow (1,752) |
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| 06/24/1993 | DE4142268A1 Kraftstoff-foerdereinrichtung Fuel foerdereinrichtung |
| 06/22/1993 | US5221178 Circumferential flow type liquid pump |
| 06/10/1993 | WO1993011355A1 Automotive fuel pump with modular pump housing |
| 06/01/1993 | US5215448 Combined boiler feed and condensate pump |
| 06/01/1993 | US5215429 Regenerative turbine having predetermined clearance relationship between channel ring and impeller |
| 05/11/1993 | US5209630 Pump impeller |
| 04/29/1993 | DE4134875A1 Electric fuel pump with graphite-reinforced plastic wheel - has motor shaft and pump wheel fitted directly into cover and baseplate respectively of aluminium casting |
| 04/27/1993 | US5205707 Ioric pump with cast impeller housing requiring three machined surfaces and one central piloting bore to control critical tolerances |
| 04/27/1993 | US5205654 Automatic delivery device for lubricating a bearing |
| 04/21/1993 | EP0537146A1 Rotary disc pump. |
| 04/15/1993 | WO1993007390A1 Pumps |
| 04/15/1993 | WO1993007388A1 Fluid pump with magnetically levitated impeller |
| 04/07/1993 | EP0535726A1 Entrainment pump for viscous fluids, particularly suitable for lubricating dobbies and looms |
| 04/01/1993 | WO1993006372A1 Improved pump casing for centrifugal pump and method for producing said casing |
| 03/23/1993 | US5195877 Fluid pump with magnetically levitated impeller |
| 03/09/1993 | US5192184 Fuel feed pump |
| 03/04/1993 | WO1993004288A1 Pump or compressor unit |
| 03/04/1993 | CA2116001A1 Pump or compressor unit |
| 02/25/1993 | DE4127768A1 Feeder from fuel tank to vehicular IC engine - improves continuity of supply by collection of cavitation bubbles using perforated rotor in enclosed pumping unit |
| 02/16/1993 | US5186604 Electro-rheological disk pump |
| 01/21/1993 | DE4123661A1 Electrically driven cooling pump for vehicle IC engine - has integrated motor with two split sleeves enclosing two-part stator |
| 01/14/1993 | DE4123089A1 Fuel pump assembly with inexpensive components - comprises electric motor, impeller, distance ring and pump cover with thin PTFE seal over gap between impeller and distance ring |
| 12/29/1992 | US5174726 Liquid pump |
| 12/29/1992 | US5174713 Circumferential flow type fuel pump |
| 12/08/1992 | US5169243 Dynamic pressure bearing for an x-ray tube having a rotary anode |
| 12/02/1992 | EP0515632A1 Regenerative pump |
| 11/19/1992 | DE4209126A1 Side channel liq. fuel pump - has gas escape vents along flow route |
| 11/17/1992 | US5163810 Toric pump |
| 11/03/1992 | US5160249 Circumferential flow type fuel pump |
| 10/29/1992 | WO1992018775A1 Self-priming rotary pump |
| 10/22/1992 | DE4113029A1 Selbstansaugende kreiselpumpe zur foerderung von fluessigkeiten in der naehe ihres siedepunktes Self-priming centrifugal pump for pumping liquids near the city its boiling point |
| 10/21/1992 | CN1018755B Self-conveying apparatus for lubricating bearing |
| 08/25/1992 | US5141396 Regenerating pump with graphite and plastic casing and impeller |
| 08/11/1992 | US5137418 Floating self-centering turbine impeller |
| 07/21/1992 | US5131822 Motor-driven fuel pump |
| 07/14/1992 | US5129796 Automotive fuel pump |
| 06/25/1992 | WO1992010681A1 Regenerative pump |
| 06/25/1992 | WO1992010680A1 Regenerative pump |
| 06/23/1992 | US5123809 Vehicle fuel pump |
| 06/22/1992 | WO1992011459A1 Floating self-centering turbine impeller |
| 06/09/1992 | US5120201 Brushless DC fuel pump responsive to pressure sensor |
| 05/27/1992 | DE4037463A1 Hydrodynamic pump with rotor - has seals spring-loaded against rotor after outlets, also thin pressure chambers |
| 05/21/1992 | DE4036754A1 Motor vehicle fuel pump unit - has hydraulic component gp. and electrical component gp. separately supported by end cover of housing |
| 05/19/1992 | US5114312 Slurry pump apparatus including fluid housing |
| 05/05/1992 | US5110265 Fuel pump |
| 04/21/1992 | US5106277 Drive connection for fuel pump rotor |
| 04/16/1992 | WO1992006297A1 Fluid pump with levitated impeller |
| 04/08/1992 | CN1016209B Device for drawing-in and pumping-out fluid medium |
| 04/01/1992 | EP0477868A1 Dynamic pressure bearing for an X-ray tube having a rotary anode |
| 03/31/1992 | US5100288 Slurry pump apparatus |
| 03/12/1992 | DE4038875A1 Fuel pump with valve for motor vehicle IC engine - incorporates vent for airexpulsion from engine space into which fuel enters at commencement ofstroke |
| 03/04/1992 | EP0472541A1 Bearing arrangement with a self-feeding lubricating device. |
| 02/19/1992 | EP0471089A1 Device for generating fluid flow and method of manufacture thereof |
| 01/22/1992 | EP0466976A1 Pump unit, especially for the pumping of fuel |
| 01/15/1992 | EP0465626A1 Side channel pump |
| 01/14/1992 | US5080554 Windscreen washer pump for vehicle |
| 01/09/1992 | WO1992000457A1 Peripheral pump, especially for feeding fuel from a tank to the internal combustion engine of a motor vehicle |
| 01/09/1992 | WO1992000449A1 Assembly for feeding fuel from the fuel tank of a motor vehicle to its internal combustion engine |
| 01/08/1992 | EP0464762A2 Circumferential flow type fuel pump |
| 01/03/1992 | WO1992000440A1 Rotary disc pump |
| 01/02/1992 | DE4020521A1 Peripheralpumpe, insbesondere zum foerdern von kraftstoff aus einem vorratstank zur brennkraftmaschine eines kraftfahrzeuges Peripheral, especially for pumping fuel from a storage tank to the internal combustion engine of a motor vehicle |
| 01/02/1992 | DE4020520A1 Aggregat zum foerdern von kraftstoff vom vorratstank zur brennkraftmaschine eines kraftfahrzeuges Unit for pumping fuel from the storage tank to the internal combustion engine of a motor vehicle |
| 12/18/1991 | CN1015126B Vertical automatic full liquid priming type centrifugal pump |
| 12/16/1991 | CA2040678A1 Slurry pump apparatus and method |
| 12/10/1991 | US5071315 Windscreen washer pump for vehicle |
| 10/31/1991 | WO1991011619A3 Side channel pump |
| 10/22/1991 | US5058557 Apparatus for delivery of fuel from a storage tank to an internal combustion engine of a vehicle |
| 10/17/1991 | WO1991015680A1 Vortex-type rotor machine |
| 10/09/1991 | EP0450362A1 Toric pump |
| 10/08/1991 | US5055005 Fluid pump with levitated impeller |
| 09/26/1991 | DE4102715A1 Centrifugal pump with double sided impeller |
| 09/03/1991 | WO1991013257A1 Device for generating fluid flow and method of manufacture thereof |
| 08/08/1991 | WO1991011619A2 Side channel pump |
| 06/18/1991 | US5024578 Regenerative pump with two-stage stripper |
| 06/11/1991 | US5022228 Over the shaft fuel pumping system |
| 05/21/1991 | US5017086 Hydraulic periphery pumps |
| 05/16/1991 | WO1991006778A1 Regenerative pump and method discharging pressurized fluid therefrom |
| 05/16/1991 | WO1991006748A1 Regenerative pump and method of introducing fluid thereto |
| 05/16/1991 | DE3937564A1 Fuel pump for motor vehicle - has fuel pump, motor and strainer assembled to form single assembly |
| 05/02/1991 | EP0425257A2 Centrifugal blood pump |
| 04/30/1991 | US5011369 Regenerative pump |
| 04/30/1991 | US5011367 Fuel pump |
| 04/25/1991 | CA2028257A1 Centrifugal blood pump |
| 04/23/1991 | US5009575 Vapor lock preventing mechanism in motor-driven fuel pump |
| 04/17/1991 | EP0422800A1 Regenerative pump with two-stage stripper |
| 02/07/1991 | DE3925396A1 Fuel delivery pump with impeller in pump chamber - has radial separation wall on impeller periphery forming delivery cells on both sides of separation wall |
| 02/06/1991 | EP0411431A2 Windscreen washer pump for vehicle |
| 02/06/1991 | EP0411428A2 Windscreen washer pump for vehicle |
| 02/05/1991 | US4989411 Over the shaft fuel pumping system |
| 01/15/1991 | US4984972 Centrifugal blood pump |
| 01/09/1991 | EP0398929A4 Radio frequency suppression for fuel pump |
| 01/02/1991 | CN2068609U Cycling liquid chlorine pump |
| 11/28/1990 | EP0398929A1 Radio frequency suppression for fuel pump. |
| 11/28/1990 | CN1047371A Self-conveying apparatus for lubricating bearing |
| 11/27/1990 | US4973222 Pump |
| 11/20/1990 | CA1276502C Magnet ball pump |
| 11/19/1990 | WO1990014523A1 Self-feed device for lubricating a bearing |
| 11/19/1990 | CA2063411A1 Automatic delivery device for lubricating a bearing |
| 11/14/1990 | EP0397041A2 Rotary hydraulic pump |
| 10/18/1990 | DE3911902A1 Rotary pump delivering fuel from tank - has annular groove in impeller blades |