Oscillating valves

Patents Grantslast 30 patents

  • Information Patent Grant

    System and method for reducing at least one of airflow turbulence a...

    • Patent number 10,125,756
    • Issue date Nov 13, 2018
    • Bendix Commercial Vehicle Systems LLC
    • Shane A Harte
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Animal waste pumping system

    • Patent number 4,445,823
    • Issue date May 1, 1984
    • Acorn Equipment Corp.
    • Ronald L. Zyduck
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Manure transfer system having a pull pump

    • Patent number 4,439,115
    • Issue date Mar 27, 1984
    • Butler Manufacturing Company
    • Clinton A. Nesseth
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Material handling system

    • Patent number 3,981,635
    • Issue date Sep 21, 1976
    • Hedlund Manufacturing Co., Inc.
    • Junior M. Hedlund
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3872981

    • Patent number 3,872,981
    • Issue date Mar 25, 1975
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3687311

    • Patent number 3,687,311
    • Issue date Aug 29, 1972
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3685059

    • Patent number 3,685,059
    • Issue date Aug 22, 1972
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    2486617

    • Patent number 2,486,617
    • Issue date Nov 1, 1949
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2307160

    • Patent number 2,307,160
    • Issue date Jan 5, 1943
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2058455

    • Patent number 2,058,455
    • Issue date Oct 27, 1936
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1830257

    • Patent number 1,830,257
    • Issue date Nov 3, 1931
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1667179

    • Patent number 1,667,179
    • Issue date Apr 24, 1928
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1624702

    • Patent number 1,624,702
    • Issue date Apr 12, 1927
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1599889

    • Patent number 1,599,889
    • Issue date Sep 14, 1926
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1558609

    • Patent number 1,558,609
    • Issue date Oct 27, 1925
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1528559

    • Patent number 1,528,559
    • Issue date Mar 3, 1925
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1406885

    • Patent number 1,406,885
    • Issue date Feb 14, 1922
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1370506

    • Patent number 1,370,506
    • Issue date Mar 8, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    System and Method for Reducing at Least One of Airflow Turbulence a...

    • Publication number 20160177936
    • Publication date Jun 23, 2016
    • Bendix Commercial Vehicle Systems LLC
    • Shane A Harte
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL-LESS AIR COMPRESSOR

    • Publication number 20090285704
    • Publication date Nov 19, 2009
    • Fei-Tyh CHUANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...