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  • F01C20/22
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01CROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES F01C20/00Control of, monitoring of, or safety arrangements for, machines or engines

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F01C20/22by changing the eccentricity between cooperating members
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid machinery, heat exchange equipment, and operating method for...
    • Patent number 10,941,771
    • Issue date Mar 9, 2021
    • GREE GREEN REFRIGERATION TECHNOLOGY CENTER CO., LTD. OF ZHUHAI
    • Yusheng Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydrostatic positive displacement machine
    • Patent number 10,041,350
    • Issue date Aug 7, 2018
    • Robert Bosch GmbH
    • Ulrich Gordon Mohn
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable flow hydraulic machine
    • Patent number 9,752,572
    • Issue date Sep 5, 2017
    • Concentric Birmingham Limited
    • Bryan Parsons
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary vane engines with movable rotors, and engine systems compris...
    • Patent number 8,156,919
    • Issue date Apr 17, 2012
    • David S. Darrow
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Synchronizing and unloading system for scroll fluid device
    • Patent number 4,927,340
    • Issue date May 22, 1990
    • Arthur D. Little, Inc.
    • John E. McCullough
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Sliding segment rotary fluid power translation device
    • Patent number 4,902,209
    • Issue date Feb 20, 1990
    • Howard A. Olson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Oil-pressure transmission device
    • Patent number 4,705,465
    • Issue date Nov 10, 1987
    • Ming H. Su
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gerotor device with dual valving plates
    • Patent number 4,639,202
    • Issue date Jan 27, 1987
    • Joseph W. Mahanay
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll-type fluid displacement apparatus with angular offset varyin...
    • Patent number 4,551,078
    • Issue date Nov 5, 1985
    • Sanden Corporation
    • Masaharu Hiraga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane air motor with eccentric adjustment ring and bearing ring for...
    • Patent number 4,177,024
    • Issue date Dec 4, 1979
    • Kaltenbach & Voigt GmbH & Co.
    • Gerd Lohn
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Rotary internal combustion engine
    • Patent number 4,018,191
    • Issue date Apr 19, 1977
    • L. Babcock Lloyd
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3813189
    • Patent number 3,813,189
    • Issue date May 28, 1974
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3256831
    • Patent number 3,256,831
    • Issue date Jun 21, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3246574
    • Patent number 3,246,574
    • Issue date Apr 19, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2972953
    • Patent number 2,972,953
    • Issue date Feb 28, 1961
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2658456
    • Patent number 2,658,456
    • Issue date Nov 10, 1953
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2604853
    • Patent number 2,604,853
    • Issue date Jul 29, 1952
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2463118
    • Patent number 2,463,118
    • Issue date Mar 1, 1949
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2397139
    • Patent number 2,397,139
    • Issue date Mar 26, 1946
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents