Head slidable on guide rod

Patents Grantslast 30 patents

  • Information Patent Grant

    System for heating liquid by solar radiation

    • Patent number 8,342,168
    • Issue date Jan 1, 2013
    • Per Ingemar Stahl
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Springless compressor valve

    • Patent number 7,819,131
    • Issue date Oct 26, 2010
    • Cameron International Corporation
    • James J. Walpole
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Springless compressor valve

    • Patent number 7,533,692
    • Issue date May 19, 2009
    • Cameron International Corporation
    • James J. Walpole
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Relief valve assembly

    • Patent number 7,445,020
    • Issue date Nov 4, 2008
    • Unitech Co., Ltd.
    • Youngman Kim
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air admittance valve assembly

    • Patent number 7,422,030
    • Issue date Sep 9, 2008
    • Cherne Industries Incorporated
    • Richard T. Stone
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Liquid dispensing apparatus

    • Patent number 7,222,803
    • Issue date May 29, 2007
    • Jakks Pacific, Inc.
    • Terence William Bolton
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Vacuum-breaking valve for a refrigerated compartment

    • Patent number 7,107,780
    • Issue date Sep 19, 2006
    • Multibras S.A. Electrodomesticos
    • Jacqueline Ferrāo Lampert Bellini
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Check valve

    • Patent number 6,817,374
    • Issue date Nov 16, 2004
    • Hewlett-Packard Development Company, L.P.
    • David Onstenk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Suction valve assembly of compressor

    • Patent number 6,802,701
    • Issue date Oct 12, 2004
    • LG Electronics Inc.
    • Ki-Won Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Check valve

    • Patent number 6,668,849
    • Issue date Dec 30, 2003
    • Hewlett-Packard Development Company, L.P.
    • David Onstenk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Safety valve

    • Patent number 6,637,456
    • Issue date Oct 28, 2003
    • ITT Manufacturing Enterprises, Inc.
    • Manfred Sett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety valve of tank for storing and carrying oil or chemical subst...

    • Patent number 6,604,544
    • Issue date Aug 12, 2003
    • Tank Tech Co., Ltd.
    • Joo Kwang Il
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow through ring valve for plastic extruding systems

    • Patent number 6,585,001
    • Issue date Jul 1, 2003
    • Spirex Corporation
    • Joeo M. Gatti
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Scroll compressor check valve assembly

    • Patent number 6,457,952
    • Issue date Oct 1, 2002
    • Tecumseh Products Company
    • David K. Haller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Non-return valve

    • Patent number 6,435,201
    • Issue date Aug 20, 2002
    • Battenfeld GmbH
    • Johann Holzschuh
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flame-retardant pressure equalizing valve

    • Patent number 6,435,208
    • Issue date Aug 20, 2002
    • Ide Albert Van der Velde
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air admittance valve assembly

    • Patent number 6,415,816
    • Issue date Jul 9, 2002
    • Cherne Industries Incorporated
    • Thomas J. Beckey
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Vent valve

    • Patent number 6,308,731
    • Issue date Oct 30, 2001
    • ITZ Corporation
    • Koichi Kawasaki
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Thermal check valve

    • Patent number 5,620,021
    • Issue date Apr 15, 1997
    • Grav-Flow, Inc.
    • Richard J. Hugo
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Compressor discharge valve having a guided spherical head

    • Patent number 5,584,676
    • Issue date Dec 17, 1996
    • Tecumseh Products Company
    • Nelik I. Dreiman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    "V" shaped check stop

    • Patent number 5,477,880
    • Issue date Dec 26, 1995
    • The ARO Corporation
    • Raymond D. Carter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Check valves

    • Patent number 5,375,621
    • Issue date Dec 27, 1994
    • Ems-Inventa AG
    • Heinz U. Gaehwiler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air admittance valve for resisting high internal pressure

    • Patent number 5,273,068
    • Issue date Dec 28, 1993
    • Gary S. Duren
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Well pump

    • Patent number 4,820,137
    • Issue date Apr 11, 1989
    • Donald I. G. MacLeod
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vent damper

    • Patent number 4,770,160
    • Issue date Sep 13, 1988
    • Werner K. Schimmeyer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air admittance valve

    • Patent number 4,556,084
    • Issue date Dec 3, 1985
    • Adrian J. Frawley
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Vacuum pump with overload protection valve

    • Patent number 4,470,767
    • Issue date Sep 11, 1984
    • Leybold-Heraeus GmbH
    • Heinz Frings
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas damper

    • Patent number 4,308,887
    • Issue date Jan 5, 1982
    • American Air Filter Company, Inc.
    • Joseph R. van Bogaert
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Shielded vent port

    • Patent number 4,257,445
    • Issue date Mar 24, 1981
    • Buildex Incorporated
    • Sanford L. Cook
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Check valve

    • Patent number 4,172,465
    • Issue date Oct 30, 1979
    • Conbraco Industries, Inc.
    • James W. Dashner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    SYSTEM FOR HEATING LIQUID BY SOLAR RADIATION

    • Publication number 20080230048
    • Publication date Sep 25, 2008
    • Per Ingemar Stahl
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    SPRINGLESS COMPRESSOR VALVE

    • Publication number 20080223459
    • Publication date Sep 18, 2008
    • Cameron International Corporation
    • James J. Walpole
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Relief valve assembly

    • Publication number 20070113902
    • Publication date May 24, 2007
    • Youngman Kim
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Springless compressor valve

    • Publication number 20060180208
    • Publication date Aug 17, 2006
    • Cooper Cameron Corporation;
    • James J. Walpole
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air admittance valve assembly

    • Publication number 20060011239
    • Publication date Jan 19, 2006
    • Richard T. Stone
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Check valve

    • Publication number 20040060593
    • Publication date Apr 1, 2004
    • David Onstenk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Check valve

    • Publication number 20030168103
    • Publication date Sep 11, 2003
    • David Onstenk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Liquid dispensing apparatus

    • Publication number 20030090011
    • Publication date May 15, 2003
    • Terence William Bolton
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Suction valve assembly of compressor

    • Publication number 20030082063
    • Publication date May 1, 2003
    • Ki-Won Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum-breaking valve for a refrigerated compartment

    • Publication number 20030054752
    • Publication date Mar 20, 2003
    • Jacqueline Ferrao Lampert Bellini
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Safety valve of tank for storing and carrying oil or chemical subst...

    • Publication number 20030010385
    • Publication date Jan 16, 2003
    • Joo Kwang Il
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Safety valve

    • Publication number 20020066486
    • Publication date Jun 6, 2002
    • ITT Manufacturing Enterprises, Inc.
    • Manfred Sett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flow though ring valve for plastic extruding systems

    • Publication number 20020063232
    • Publication date May 30, 2002
    • Joeo M. Gatti
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Non-return valve

    • Publication number 20010015225
    • Publication date Aug 23, 2001
    • Battenfeld GmbH
    • Johann Holzschuh
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL