of arcuate-engagement type

Industry

  • CPC
  • F03C2/02
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spherical energy converter

    • Patent number 10,914,173
    • Issue date Feb 9, 2021
    • André Kroell
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Scroll expander

    • Patent number 9,869,181
    • Issue date Jan 16, 2018
    • Anest Iwata Corporation
    • Tamotsu Fujioka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mud motor assembly

    • Patent number 9,803,424
    • Issue date Oct 31, 2017
    • Smart Drilling and Completion, Inc.
    • William Banning Vail
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mud motor assembly

    • Patent number 9,611,693
    • Issue date Apr 4, 2017
    • Smart Drilling and Completion, Inc.
    • William Banning Vail
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Planetary rotary type fluid motor or engine and compressor or pump

    • Patent number 9,322,272
    • Issue date Apr 26, 2016
    • Beijing Rostar Technology Co. Ltd
    • Qihuai Yao
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gerotor motor and brake assembly

    • Patent number 8,182,250
    • Issue date May 22, 2012
    • White Drive Products, Inc.
    • Hollis N. White, Jr.
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gerotor motor and brake assembly

    • Patent number 7,695,258
    • Issue date Apr 13, 2010
    • White Drive Products, Inc.
    • Hollis N. White, Jr.
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1766872

    • Patent number 1,766,872
    • Issue date Jun 24, 1930
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    1395267

    • Patent number 1,395,267
    • Issue date Nov 1, 1921
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

Patents Applicationslast 30 patents

  • Information Patent Application

    SPHERICAL ENERGY CONVERTER

    • Publication number 20200392845
    • Publication date Dec 17, 2020
    • André KROELL
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    PLANETARY ROTARY TYPE FLUID MOTOR OR ENGINE AND COMPRESSOR OR PUMP

    • Publication number 20130089447
    • Publication date Apr 11, 2013
    • 1-2, Floors, East of 3rd Building Jintianhengye In park
    • Qihuai Yao
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEROTOR MOTOR AND BRAKE ASSEMBLY

    • Publication number 20100178188
    • Publication date Jul 15, 2010
    • WHITE DRIVE PRODUCTS, INC.
    • Hollis N. White, JR.
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEROTOR MOTOR AND BRAKE ASSEMBLY

    • Publication number 20070258840
    • Publication date Nov 8, 2007
    • WHITE DRIVE PRODUCTS, INC.
    • Hollis N. White
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...