and having an oscillating movement

Patents Grantslast 30 patents

  • Information Patent Grant

    Self-reciprocating energy recovery device

    • Patent number 7,828,972
    • Issue date Nov 9, 2010
    • Korea Institute of Machinery & Materials
    • Young-Bog Ham
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Device and method for controlling a two cylinder thick matter pump

    • Patent number 7,611,331
    • Issue date Nov 3, 2009
    • Putzmeister Concrete Pumps GmbH
    • Stefan Hoefling
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Device and method for controlling a thick matter pump

    • Patent number 7,581,935
    • Issue date Sep 1, 2009
    • Putzmeister Concrete Pumps GmbH
    • Wilhelm Hofmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ring for concrete pump

    • Patent number 6,857,861
    • Issue date Feb 22, 2005
    • Kennametal Inc.
    • Gary J. Condon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air driven devices and components therefor

    • Patent number 6,435,845
    • Issue date Aug 20, 2002
    • Wilden Pump & Engineering Co.
    • Dennis E. Kennedy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air drive pumps and components therefor

    • Patent number 6,152,705
    • Issue date Nov 28, 2000
    • Wilden Pump & Engineering Co.
    • Dennis E. Kennedy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reverse osmosis pump and shut off valve

    • Patent number 6,068,764
    • Issue date May 30, 2000
    • Yiu Chau Chau
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Feeding reservoir for two-cylinders thick-matter pumps

    • Patent number 5,360,321
    • Issue date Nov 1, 1994
    • Putzmeister-Werk Maschinenfabrik GmbH
    • Hartmut Benckert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double piston portioning apparatus

    • Patent number 5,071,326
    • Issue date Dec 10, 1991
    • Marlen Research Corporation
    • William R. Wright
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Particulate material transportation

    • Patent number 4,863,317
    • Issue date Sep 5, 1989
    • Bede A. Boyle
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Fluid distributor device for controlling an apparatus for pumping w...

    • Patent number 4,105,373
    • Issue date Aug 8, 1978
    • Fogt Industriemaschinenvertretung A.G.
    • Sergio Calzolari
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Pumping apparatus for wet concrete

    • Patent number 3,994,627
    • Issue date Nov 30, 1976
    • Fogt Industriemaschinenvertretung A.G.
    • Sergio Calzolari
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3860035

    • Patent number 3,860,035
    • Issue date Jan 14, 1975
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3741078

    • Patent number 3,741,078
    • Issue date Jun 26, 1973
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3704967

    • Patent number 3,704,967
    • Issue date Dec 5, 1972
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3667869

    • Patent number 3,667,869
    • Issue date Jun 6, 1972
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3647325

    • Patent number 3,647,325
    • Issue date Mar 7, 1972
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3597113

    • Patent number 3,597,113
    • Issue date Aug 3, 1971
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3587236

    • Patent number 3,587,236
    • Issue date Jun 28, 1971
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3545893

    • Patent number 3,545,893
    • Issue date Dec 8, 1970
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3507347

    • Patent number 3,507,347
    • Issue date Apr 21, 1970
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3326135

    • Patent number 3,326,135
    • Issue date Jun 20, 1967
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3279382

    • Patent number 3,279,382
    • Issue date Oct 18, 1966
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3245801

    • Patent number 3,245,801
    • Issue date Apr 12, 1966
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

Patents Applicationslast 30 patents

  • Information Patent Application

    SELF-RECIPROCATING ENERGY RECOVERY DEVICE

    • Publication number 20090308796
    • Publication date Dec 17, 2009
    • Korea Institute of Machinery and Materials
    • Young-Bog Ham
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Device and method for controlling a two cylinder thick matter pump

    • Publication number 20070196219
    • Publication date Aug 23, 2007
    • Putzmeister Aktiengesellschft
    • Stefan Hofling
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Device and method for controlling a thick matter pump

    • Publication number 20060245942
    • Publication date Nov 2, 2006
    • Wilhelm Hofmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Ring for concrete pump

    • Publication number 20030215344
    • Publication date Nov 20, 2003
    • Gary J. Condon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...