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More than one set of flow passages

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  • CPC
  • F04D29/2211
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D29/00Details, component parts, or accessories

Current Industry

F04D29/2211More than one set of flow passages
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Open impeller for submergible pump configured for pumping liquid co...
    • Patent number 12,031,554
    • Issue date Jul 9, 2024
    • Xylem Europe GmbH
    • Jan Wilkström
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double-sided single impeller with dual intake pump
    • Patent number 10,865,802
    • Issue date Dec 15, 2020
    • Philip Wessels
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Electric centrifugal pump with containment shell grooves
    • Patent number 10,823,188
    • Issue date Nov 3, 2020
    • Buhler Motor GmbH
    • Jürgen Ehrsam
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dual stage grinder pump
    • Patent number 10,816,008
    • Issue date Oct 27, 2020
    • Robert Keener
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fan with reduced motor cooling noise
    • Patent number 10,125,790
    • Issue date Nov 13, 2018
    • Mahle International GmbH
    • Edward D. Pettitt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water pump for pumping coolant in a low temperature and in a high t...
    • Patent number 8,403,627
    • Issue date Mar 26, 2013
    • MTU Friedrichshafen GmbH
    • Michael Hartmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ventricular assist system secondary impeller
    • Patent number 7,189,260
    • Issue date Mar 13, 2007
    • David Horvath
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-stage pump with high head and low delivery
    • Patent number 6,893,219
    • Issue date May 17, 2005
    • Finder Pompe S.p.A
    • Carlo Conti
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump apparatus and method for using a single impeller w...
    • Patent number 6,447,244
    • Issue date Sep 10, 2002
    • Argo-Tech Corporation
    • Martin A. Clements
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump for a gas turbine engine
    • Patent number 6,361,270
    • Issue date Mar 26, 2002
    • Coltec Industries, Inc.
    • George L. Bennett
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High efficiency pump impeller
    • Patent number 6,210,116
    • Issue date Apr 3, 2001
    • John E. Kuczaj
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Magnetically driven rotor for blood pump
    • Patent number 6,206,659
    • Issue date Mar 27, 2001
    • Advanced Bionics, Inc.
    • Valentin M. Izraelev
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Blood pump having rotor with internal bore for fluid flow
    • Patent number 5,938,412
    • Issue date Aug 17, 1999
    • Advanced Bionics, Inc.
    • Valentin M. Izraelev
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Blood pump having radial vanes with enclosed magnetic drive components
    • Patent number 5,924,848
    • Issue date Jul 20, 1999
    • Advanced Bionics, Inc.
    • Valentin M. Izraelev
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Full-circumferential flow pump
    • Patent number 5,704,761
    • Issue date Jan 6, 1998
    • Ebara Corporation
    • Makoto Kobayashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bearing and seal-free blood pump
    • Patent number 5,685,700
    • Issue date Nov 11, 1997
    • Advanced Bionics, Inc.
    • Valentin M. Izraelev
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Micro flow controlling pump
    • Patent number 5,599,175
    • Issue date Feb 4, 1997
    • Senju Seiyaku Kabushiki Kaisha
    • Kakuji Tojo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Full-circumferential flow pump
    • Patent number 5,494,403
    • Issue date Feb 27, 1996
    • Ebara Corporation
    • Makoto Kobayashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Blood pump
    • Patent number 5,441,535
    • Issue date Aug 15, 1995
    • Urawa Kohgyo Co., Ltd.
    • Katsumi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pump casing made of sheet metal
    • Patent number 5,385,444
    • Issue date Jan 31, 1995
    • Ebara Corporation
    • Makoto Kobayashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Irrigation pump apparatus
    • Patent number 5,364,233
    • Issue date Nov 15, 1994
    • Terry J. Benoit
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal main fuel pump having starting element
    • Patent number 4,487,548
    • Issue date Dec 11, 1984
    • Chandler Evans Inc.
    • Frank A. Leachman
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Centrifugal pump
    • Patent number 3,975,113
    • Issue date Aug 17, 1976
    • Ethridge F. Ogles
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump, especially circulating pump
    • Patent number 3,969,040
    • Issue date Jul 13, 1976
    • G. Bauknecht Gesellschaft mit beschrankter Haftung Electrotechnische Fabriken
    • Falko Hamm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Apparatus for the simultaneous pumping-mixing of several non miscib...
    • Patent number 3,953,004
    • Issue date Apr 27, 1976
    • Corporacion de Fomento de la Produccion, represented by Comite de Investigaci...
    • Pablo Schmidt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3904306
    • Patent number 3,904,306
    • Issue date Sep 9, 1975
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3817652
    • Patent number 3,817,652
    • Issue date Jun 18, 1974
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3816020
    • Patent number 3,816,020
    • Issue date Jun 11, 1974
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3751178
    • Patent number 3,751,178
    • Issue date Aug 7, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3630373
    • Patent number 3,630,373
    • Issue date Dec 28, 1971
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents