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with vanes hinged to the inner member and reciprocating with respect to the outer member

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Industry

  • CPC
  • F04C2/324
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C2/00Rotary-piston machines or pumps

Current Industry

F04C2/324with vanes hinged to the inner member and reciprocating with respect to the outer member
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic automatic transmission bicycle
    • Patent number 12,049,282
    • Issue date Jul 30, 2024
    • Dong Won Lee
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Compressor structure
    • Patent number 11,795,947
    • Issue date Oct 24, 2023
    • CH Creative Co., Ltd.
    • Jui-Cheng Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic automatic transmission bicycle
    • Patent number 11,345,439
    • Issue date May 31, 2022
    • Dong Won Lee
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Centrifugal suction-type hybrid vane fluid machine
    • Patent number 10,876,529
    • Issue date Dec 29, 2020
    • Kwang-Seon Hwang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic automatic transmission bicycle
    • Patent number 10,611,432
    • Issue date Apr 7, 2020
    • Dong Won Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Noise-reduction mechanism for oil pump
    • Patent number 9,989,059
    • Issue date Jun 5, 2018
    • Ford Global Technologies, LLC
    • Ahsanul Karim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Spiral compressor
    • Patent number 9,771,937
    • Issue date Sep 26, 2017
    • Mahle International GmbH
    • Steve Beez
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pendulum-slide pump having variable groove radii greater in transit...
    • Patent number 9,217,432
    • Issue date Dec 22, 2015
    • Mahle International GmbH
    • Andre Maeder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oscillatory pump with elastic divider
    • Patent number 5,139,401
    • Issue date Aug 18, 1992
    • George A. Thompson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump with orbiting rotor of harder material than stator
    • Patent number 4,836,759
    • Issue date Jun 6, 1989
    • Nautical Services Pty. Ltd.
    • Ian Lloyd
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3116012
    • Patent number 3,116,012
    • Issue date Dec 31, 1963
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2010761
    • Patent number 2,010,761
    • Issue date Aug 6, 1935
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1539289
    • Patent number 1,539,289
    • Issue date May 26, 1925
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VANE PUMP FEATURING FLUID LUBRICATION FOR AN IMPELLER
    • Publication number 20240410364
    • Publication date Dec 12, 2024
    • Schwäbische Hüttenwerke Automotive GmbH
    • Claus Welte
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC AUTOMATIC TRANSMISSION BICYCLE
    • Publication number 20220266948
    • Publication date Aug 25, 2022
    • Dong Won LEE
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    COMPRESSOR STRUCTURE
    • Publication number 20220120273
    • Publication date Apr 21, 2022
    • CH CREATIVE CO., LTD.
    • JUI-CHENG CHANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC AUTOMATIC TRANSMISSION BICYCLE
    • Publication number 20200172199
    • Publication date Jun 4, 2020
    • Dong Won LEE
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    CENTRIFUGAL SUCTION-TYPE HYBRID VANE FLUID MACHINE
    • Publication number 20190063435
    • Publication date Feb 28, 2019
    • Kwang-Seon HWANG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE PUMP
    • Publication number 20180258931
    • Publication date Sep 13, 2018
    • KYB Corporation
    • Koichiro AKATSUKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NOISE-REDUCTION MECHANISM FOR OIL PUMP
    • Publication number 20150285250
    • Publication date Oct 8, 2015
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • AHSANUL KARIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PENDULUM-SLIDE PUMP
    • Publication number 20130251580
    • Publication date Sep 26, 2013
    • MAHLE International GmbH
    • Andre Maeder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...