TREA

the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation

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Industry

  • CPC
  • F04C2/3562
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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 F04C2/00Rotary-piston machines or pumps

Current Industry

F04C2/3562the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
Industries

Patents Grantslast 30 patents

  • 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

    Method and pump for pumping liquid containing solids
    • Patent number 5,885,065
    • Issue date Mar 23, 1999
    • Marshall Long
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable displacement vane type pump
    • Patent number 4,477,231
    • Issue date Oct 16, 1984
    • Joseph E. Swift
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3656870
    • Patent number 3,656,870
    • Issue date Apr 18, 1972
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3552894
    • Patent number 3,552,894
    • Issue date Jan 5, 1971
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3495539
    • Patent number 3,495,539
    • Issue date Feb 17, 1970
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2232951
    • Patent number 2,232,951
    • Issue date Feb 25, 1941
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1903606
    • Patent number 1,903,606
    • Issue date Apr 11, 1933
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1780614
    • Patent number 1,780,614
    • Issue date Nov 4, 1930
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1626855
    • Patent number 1,626,855
    • Issue date May 3, 1927
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1305133
    • Patent number 1,305,133
    • Issue date May 27, 1919
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1302930
    • Patent number 1,302,930
    • Issue date May 6, 1919
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1208030
    • Patent number 1,208,030
    • Issue date Dec 12, 1916
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1155092
    • Patent number 1,155,092
    • Issue date Sep 28, 1915
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1012237
    • Patent number 1,012,237
    • Issue date Dec 19, 1911
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    983365
    • Patent number 983,365
    • Issue date Feb 7, 1911
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    968268
    • Patent number 968,268
    • Issue date Aug 23, 1910
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    951735
    • Patent number 951,735
    • Issue date Mar 8, 1910
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    915635
    • Patent number 915,635
    • Issue date Mar 16, 1909
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    889875
    • Patent number 889,875
    • Issue date Jun 2, 1908
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    883319
    • Patent number 883,319
    • Issue date Mar 31, 1908
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    880614
    • Patent number 880,614
    • Issue date Mar 3, 1908
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    879464
    • Patent number 879,464
    • Issue date Feb 18, 1908
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    868374
    • Patent number 868,374
    • Issue date Oct 15, 1907
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    854574
    • Patent number 854,574
    • Issue date May 21, 1907
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    831933
    • Patent number 831,933
    • Issue date Sep 25, 1906
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    809149
    • Patent number 809,149
    • Issue date Jan 2, 1906
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    792216
    • Patent number 792,216
    • Issue date Jun 13, 1905
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    774551
    • Patent number 774,551
    • Issue date Nov 8, 1904
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    753388
    • Patent number 753,388
    • Issue date Mar 1, 1904
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    DRIVE DEVICE
    • Publication number 20130202416
    • Publication date Aug 8, 2013
    • Ulvac, Inc.
    • Yukio Kanke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...