Balancing of radial or axial forces on regenerative rotors

Patents Grantslast 30 patents

  • Information Patent Grant

    Peripheral pump

    • Patent number 6,231,300
    • Issue date May 15, 2001
    • Mannesmann VDO AG
    • Hans-Dieter Wilhelm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Regenerative fuel pump having force-balanced impeller

    • Patent number 6,210,102
    • Issue date Apr 3, 2001
    • Visteon Global Technologies, Inc.
    • DeQuan Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure balanced fuel pump impeller

    • Patent number 6,019,570
    • Issue date Feb 1, 2000
    • Walbro Corporation
    • Edward J. Talaski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Aggregate for feeding fuel from supply tank to internal combustion...

    • Patent number 5,516,259
    • Issue date May 14, 1996
    • Robert Bosch GmbH
    • Michael Niederkofler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fuel pump having an impeller with axially balanced forces acting th...

    • Patent number 5,472,321
    • Issue date Dec 5, 1995
    • Pierburg GmbH
    • Bernhard Radermacher
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Aggregate for feeding fuel from supply tank to internal combustion...

    • Patent number 5,415,521
    • Issue date May 16, 1995
    • Robert Bosch GmbH
    • Klaus-Dieter Hufnagel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Centrifugal pump of vortex-flow type

    • Patent number 4,872,806
    • Issue date Oct 10, 1989
    • Aisan Kogyo Kabushiki Kaisha
    • Yutaka Yamada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor-driven fuel pump

    • Patent number 4,854,830
    • Issue date Aug 8, 1989
    • Aisan Kogyo Kabushiki Kaisha
    • Tadashi Kozawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Electric fuel pump device

    • Patent number 4,586,877
    • Issue date May 6, 1986
    • Nippondenso Co., Ltd.
    • Kiyohiko Watanabe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pump, especially for pumping fuel from a storage tank to an interna...

    • Patent number 4,462,761
    • Issue date Jul 31, 1984
    • Robert Bosch GmbH
    • Peter Ringwald
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Multi-stage pump

    • Patent number 3,963,371
    • Issue date Jun 15, 1976
    • Roy E. Roth Company
    • Leonard J. Sieghartner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2662479

    • Patent number 2,662,479
    • Issue date Dec 15, 1953
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    2574724

    • Patent number 2,574,724
    • Issue date Nov 13, 1951
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2455460

    • Patent number 2,455,460
    • Issue date Dec 7, 1948
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2340787

    • Patent number 2,340,787
    • Issue date Feb 1, 1944
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2056553

    • Patent number 2,056,553
    • Issue date Oct 6, 1936
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1979621

    • Patent number 1,979,621
    • Issue date Nov 6, 1934
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Energy converter for flowing fluids and gases

    • Publication number 20110127774
    • Publication date Jun 2, 2011
    • HYDRORING CAPITAL B.V.
    • Ludo Jean Maria Mathilde Van Schepdael
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT