with one cylinder only

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

    Continuously variable turbine

    • Patent number 10,683,755
    • Issue date Jun 16, 2020
    • PDT, LLC
    • Albert Sobey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Radial motor/pump

    • Patent number 6,883,473
    • Issue date Apr 26, 2005
    • Anthony Leonardus Wondergem
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fuel-injected piston combustion engine

    • Patent number 6,079,376
    • Issue date Jun 27, 2000
    • Bergische Metallwarenfabrik, Dillenberg & Co.
    • Horst Dillenberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary piston machine

    • Patent number 4,207,736
    • Issue date Jun 17, 1980
    • Pieter J. van Loo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    High displacement-to-size ratio rotary fluid mechanism

    • Patent number 4,090,817
    • Issue date May 23, 1978
    • Frederick L. Erickson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston engine

    • Patent number 4,030,458
    • Issue date Jun 21, 1977
    • August Uno Lamm
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary internal combustion engine

    • Patent number 4,010,719
    • Issue date Mar 8, 1977
    • Cleto L. Lappa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary engine

    • Patent number 4,003,351
    • Issue date Jan 18, 1977
    • William E. Gunther
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary energy converter

    • Patent number 3,954,355
    • Issue date May 4, 1976
    • Herman L. Paul
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3890941

    • Patent number 3,890,941
    • Issue date Jun 24, 1975
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3876348

    • Patent number 3,876,348
    • Issue date Apr 8, 1975
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3855978

    • Patent number 3,855,978
    • Issue date Dec 24, 1974
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3810721

    • Patent number 3,810,721
    • Issue date May 14, 1974
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3521533

    • Patent number 3,521,533
    • Issue date Jul 21, 1970
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3481821

    • Patent number 3,481,821
    • Issue date Dec 2, 1969
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3279445

    • Patent number 3,279,445
    • Issue date Oct 18, 1966
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2510903

    • Patent number 2,510,903
    • Issue date Jun 6, 1950
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1691479

    • Patent number 1,691,479
    • Issue date Nov 13, 1928
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1611348

    • Patent number 1,611,348
    • Issue date Dec 21, 1926
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1442195

    • Patent number 1,442,195
    • Issue date Jan 16, 1923
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1393802

    • Patent number 1,393,802
    • Issue date Oct 18, 1921
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1370317

    • Patent number 1,370,317
    • Issue date Mar 1, 1921
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1163849

    • Patent number 1,163,849
    • Issue date Dec 14, 1915
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1105617

    • Patent number 1,105,617
    • Issue date Aug 4, 1914
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1100605

    • Patent number 1,100,605
    • Issue date Jun 16, 1914
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1019908

    • Patent number 1,019,908
    • Issue date Mar 12, 1912
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    925149

    • Patent number 925,149
    • Issue date Jun 15, 1909
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    911590

    • Patent number 911,590
    • Issue date Feb 9, 1909
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    898389

    • Patent number 898,389
    • Issue date Sep 8, 1908
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Dual piston rotary engine

    • Publication number 20060201474
    • Publication date Sep 14, 2006
    • Michael Arseneau
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Radial motor/pump

    • Publication number 20040216703
    • Publication date Nov 4, 2004
    • Gemtech Corporation Limited
    • Anthony Leonardus Wondergem
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES