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with vanes hinged to the inner as well as to the outer member

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  • CPC
  • F04C18/39
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C18/00Rotary-piston pumps specially adapted for elastic fluids

Current Industry

F04C18/39with vanes hinged to the inner as well as to the outer member
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Revolving outer body rotary vane compressor or expander
    • Patent number 10,309,222
    • Issue date Jun 4, 2019
    • PARS MAINA SANAYI VE TICARET LIMITED SIRKETI
    • Ibrahim Sinan Akmandor
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary vane pump having a plurality of inlet and outlet slots in a...
    • Patent number 4,772,185
    • Issue date Sep 20, 1988
    • Barmag AG
    • Siegfried Hertell
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3849036
    • Patent number 3,849,036
    • Issue date Nov 19, 1974
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2933239
    • Patent number 2,933,239
    • Issue date Apr 19, 1960
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    2331878
    • Patent number 2,331,878
    • Issue date Oct 19, 1943
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2208273
    • Patent number 2,208,273
    • Issue date Jul 16, 1940
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2094525
    • Patent number 2,094,525
    • Issue date Sep 28, 1937
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1941651
    • Patent number 1,941,651
    • Issue date Jan 2, 1934
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1854157
    • Patent number 1,854,157
    • Issue date Apr 12, 1932
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1728029
    • Patent number 1,728,029
    • Issue date Sep 10, 1929
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1681583
    • Patent number 1,681,583
    • Issue date Aug 21, 1928
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1558788
    • Patent number 1,558,788
    • Issue date Oct 27, 1925
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1516106
    • Patent number 1,516,106
    • Issue date Nov 18, 1924
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1444440
    • Patent number 1,444,440
    • Issue date Feb 6, 1923
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1440891
    • Patent number 1,440,891
    • Issue date Jan 2, 1923
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1384276
    • Patent number 1,384,276
    • Issue date Jul 12, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1380014
    • Patent number 1,380,014
    • Issue date May 31, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1380017
    • Patent number 1,380,017
    • Issue date May 31, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1380016
    • Patent number 1,380,016
    • Issue date May 31, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1380018
    • Patent number 1,380,018
    • Issue date May 31, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1364246
    • Patent number 1,364,246
    • Issue date Jan 4, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY COMPPRESOR
    • Publication number 20210025389
    • Publication date Jan 28, 2021
    • LG ELECTRONICS INC.
    • Ki Sun KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...