TREA

and having an orbital movement

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  • CPC
  • F04B7/0034
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B7/00Piston machines or pumps characterised by having positively-driven valving

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F04B7/0034and having an orbital movement
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Thick material pump
    • Patent number 11,255,317
    • Issue date Feb 22, 2022
    • Putzmeister Engineering GmbH
    • Ralf Weimer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Distributing valve for concrete pump and the concrete pump
    • Patent number 9,188,112
    • Issue date Nov 17, 2015
    • HUNAN SANY INTELLIGENT CONTROL EQUIPMENT CO., LTD
    • Xiaogang Yi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Shuttle valve for concrete pump
    • Patent number 6,443,718
    • Issue date Sep 3, 2002
    • Multiquip, Inc.
    • Darrell M. Vincent
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Support pipe for concrete pump with pivoting valve
    • Patent number 6,220,834
    • Issue date Apr 24, 2001
    • Putzmeister Aktiengesellschaft
    • Hellmut Hurr
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Process and device for feeding concrete or other thick materials
    • Patent number 5,993,181
    • Issue date Nov 30, 1999
    • Hudelmaier; Gerhard
    • Gerhard Hudelmaier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Structure of a pump valve for concrete mixture pumping trucks
    • Patent number 5,857,490
    • Issue date Jan 12, 1999
    • Chin-Yen Kao
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pumping system with air conveyance and method
    • Patent number 4,659,293
    • Issue date Apr 21, 1987
    • Lefco Western, Inc.
    • William R. Evenson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Evacuated pumping system
    • Patent number 4,613,290
    • Issue date Sep 23, 1986
    • Lefco Western, Inc.
    • William R. Evenson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump for concrete or the like
    • Patent number 4,563,135
    • Issue date Jan 7, 1986
    • Rudolf Riker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pivotal discharge apparatus
    • Patent number 4,502,851
    • Issue date Mar 5, 1985
    • Vaughn Calvin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Concrete pump with buttressed distribution pipe
    • Patent number 4,486,156
    • Issue date Dec 4, 1984
    • Maschinenfabrik Walter Scheele GmbH & Co. KG
    • Herbert Feger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Concrete-pump assembly
    • Patent number 4,431,386
    • Issue date Feb 14, 1984
    • Elba-Werk Maschinen-Gesellschaft mbH & Co.
    • Jurgen O. Fehler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Viscous material pump, in particular for the conveyance of concrete
    • Patent number 4,373,875
    • Issue date Feb 15, 1983
    • Friedrich Wilh. Schwing GmbH
    • Friedrich Schwing
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pivotable pipe slide for use in a two cylinder concrete pump
    • Patent number 4,173,436
    • Issue date Nov 6, 1979
    • Maschinenfabrik Walter Scheele KG
    • Heinz Bille
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve means for use in a concrete material pump
    • Patent number 4,142,846
    • Issue date Mar 6, 1979
    • Niigata Engineering Co., Ltd.
    • Yoshiharu Yoshikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Positive displacement pump for semi-fluid materials
    • Patent number 4,106,882
    • Issue date Aug 15, 1978
    • Eugene L. Sherrod
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-cylinder pump for concrete
    • Patent number 4,057,373
    • Issue date Nov 8, 1977
    • Friedrich Wilhelm Schwing GmbH
    • Friedrich Schwing
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Concrete pumping apparatus
    • Patent number 3,989,420
    • Issue date Nov 2, 1976
    • J. I. Case Company
    • Engene Taylor
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method and apparatus for metering thixotropic battery paste
    • Patent number 3,982,663
    • Issue date Sep 28, 1976
    • The Gates Rubber Company
    • Terrance M. Larkin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Support means for movable connector in concrete pump arrangement
    • Patent number 3,982,857
    • Issue date Sep 28, 1976
    • Karl Schlecht
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve assembly for concrete pumps
    • Patent number 3,963,385
    • Issue date Jun 15, 1976
    • Angel M. Caban
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3929400
    • Patent number 3,929,400
    • Issue date Dec 30, 1975
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3832097
    • Patent number 3,832,097
    • Issue date Aug 27, 1974
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3829254
    • Patent number 3,829,254
    • Issue date Aug 13, 1974
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3726614
    • Patent number 3,726,614
    • Issue date Apr 10, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3663129
    • Patent number 3,663,129
    • Issue date May 16, 1972
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3298322
    • Patent number 3,298,322
    • Issue date Jan 17, 1967
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents