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  • CPC
  • F03C1/0441
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F03Liquid processing machines F03CPOSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS F03C1/00Reciprocating-piston liquid engines

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F03C1/0441to conical distribution members
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Patents Grantslast 30 patents

  • Information Patent Grant

    Radial piston hydraulic motor
    • Patent number 6,494,126
    • Issue date Dec 17, 2002
    • Valmet Hydraulics Oy
    • Mauno Leinonen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Radial piston pump/motors
    • Patent number 4,018,138
    • Issue date Apr 19, 1977
    • Rollin Douglas Rumsey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Radial piston pump/motors
    • Patent number 3,935,794
    • Issue date Feb 3, 1976
    • Rollin Douglas Rumsey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2970578
    • Patent number 2,970,578
    • Issue date Feb 7, 1961
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    2737122
    • Patent number 2,737,122
    • Issue date Mar 6, 1956
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2245570
    • Patent number 2,245,570
    • Issue date Jun 17, 1941
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2064299
    • Patent number 2,064,299
    • Issue date Dec 15, 1936
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2035647
    • Patent number 2,035,647
    • Issue date Mar 31, 1936
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2033464
    • Patent number 2,033,464
    • Issue date Mar 10, 1936
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1998984
    • Patent number 1,998,984
    • Issue date Apr 23, 1935
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1562769
    • Patent number 1,562,769
    • Issue date Nov 24, 1925
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents