TREA

the rotary cylinder being provided with only one piston, reciprocating within this cylinder

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  • CPC
  • F04B27/0663
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B27/00Multi-cylinder pumps characterised by number or arrangement of cylinders

Current Industry

F04B27/0663the rotary cylinder being provided with only one piston, reciprocating within this cylinder
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotating-cylinder compressor
    • Patent number 5,478,218
    • Issue date Dec 26, 1995
    • Inhoy Gu
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary piston machine
    • Patent number 4,137,019
    • Issue date Jan 30, 1979
    • Rudolf Hofmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2703675
    • Patent number 2,703,675
    • Issue date Mar 8, 1955
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2498877
    • Patent number 2,498,877
    • Issue date Feb 28, 1950
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2411929
    • Patent number 2,411,929
    • Issue date Dec 3, 1946
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    2117448
    • Patent number 2,117,448
    • Issue date May 17, 1938
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1866822
    • Patent number 1,866,822
    • Issue date Jul 12, 1932
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1844181
    • Patent number 1,844,181
    • Issue date Feb 9, 1932
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1425192
    • Patent number 1,425,192
    • Issue date Aug 8, 1922
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents