TREA

the points of the moving element describing approximately an alternating movement in axial direction with respect to the other element

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Industry

  • CPC
  • F04C9/007
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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 F04C9/00Oscillating-piston machines or pumps

Current Industry

F04C9/007the points of the moving element describing approximately an alternating movement in axial direction with respect to the other element
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigeration system including micro compressor-expander thermal units
    • Patent number 10,495,352
    • Issue date Dec 3, 2019
    • EMERALD ENERGY NW, LLC
    • John A. Barclay
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration system including micro compressor-expander thermal units
    • Patent number 9,746,211
    • Issue date Aug 29, 2017
    • EMERALD ENERGY NW, LLC
    • John A. Barclay
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Rotary-oscillating subassembly and rotary-oscillating volumetric pu...
    • Patent number 9,726,172
    • Issue date Aug 8, 2017
    • Eveon
    • Arnaud Wattellier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3525216
    • Patent number 3,525,216
    • Issue date Aug 25, 1970
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3095823
    • Patent number 3,095,823
    • Issue date Jul 2, 1963
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2925779
    • Patent number 2,925,779
    • Issue date Feb 23, 1960
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2832198
    • Patent number 2,832,198
    • Issue date Apr 29, 1958
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2447416
    • Patent number 2,447,416
    • Issue date Aug 17, 1948
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1527948
    • Patent number 1,527,948
    • Issue date Feb 24, 1925
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1404625
    • Patent number 1,404,625
    • Issue date Jan 24, 1922
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    REFRIGERATION SYSTEM INCLUDING MICRO COMPRESSOR-EXPANDER THERMAL UNITS
    • Publication number 20170328603
    • Publication date Nov 16, 2017
    • Emerald Energy NW, LLC
    • John A. Barclay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY-OSCILLATING SUBASSEMBLY AND ROTARY-OSCILLATING VOLUMETRIC PU...
    • Publication number 20150219099
    • Publication date Aug 6, 2015
    • Eveon
    • Arnaud Wattellier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary piston pump
    • Publication number 20050019195
    • Publication date Jan 27, 2005
    • Peter Schnabl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump
    • Publication number 20040101426
    • Publication date May 27, 2004
    • Andreas Wahlberg
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...