Enlarged piston on end of valve stem

Patents Grantslast 30 patents

  • Information Patent Grant

    Cylinder apparatus

    • Patent number 9,382,964
    • Issue date Jul 5, 2016
    • Hitachi Automotive Systems, Ltd.
    • Masahiro Ashiba
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Monitor for pressurized canisters

    • Patent number 8,857,463
    • Issue date Oct 14, 2014
    • The United States of America as represented by the Secretary of the Navy
    • James B. Carruth
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Compressor including valve assembly

    • Patent number 8,517,703
    • Issue date Aug 27, 2013
    • Emerson Climate Technologies, Inc.
    • Roy J. Doepker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Check valve

    • Patent number 8,381,764
    • Issue date Feb 26, 2013
    • Shinshu University
    • Masaharu Matsubara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Minimum pressure valve

    • Patent number 8,365,764
    • Issue date Feb 5, 2013
    • Atlas Copco Airpower, naamloze vennootschap
    • Kristof Adrien Laura Martens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pulse valve

    • Patent number 8,104,739
    • Issue date Jan 31, 2012
    • Robert Bosch GmbH
    • Dirk Vollmer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Relief valve including a check valve in a damping chamber

    • Patent number 7,913,715
    • Issue date Mar 29, 2011
    • Ausco, Inc.
    • Francis J. Martin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic control arrangement

    • Patent number 7,628,174
    • Issue date Dec 8, 2009
    • Bosch Rexroth AG
    • Wolfgang Kauss
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure limiting valve for fuel injection devices

    • Patent number 7,234,486
    • Issue date Jun 26, 2007
    • L'Orange GmbH
    • Horst Ressel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control valve

    • Patent number 7,124,774
    • Issue date Oct 24, 2006
    • Bermad Limited Partnership
    • Zvi Weingarten
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Emergency pressure relief valve with enhanced reset

    • Patent number 6,978,799
    • Issue date Dec 27, 2005
    • S.P.M. Flow Control, Inc.
    • Vladimir Kugelev
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fuel system and flow control valve

    • Patent number 6,966,302
    • Issue date Nov 22, 2005
    • TI Group Automotive Systems, L.L.C.
    • George E. Maroney
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Pneumatic reset relief valve

    • Patent number 6,918,407
    • Issue date Jul 19, 2005
    • W. W. Offshore, Inc.
    • Chris White
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Decoupled check-relief valve

    • Patent number 6,910,502
    • Issue date Jun 28, 2005
    • Sauer-Danfoss, Inc.
    • Kevin J. Landhuis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gas supply apparatus

    • Patent number 6,874,536
    • Issue date Apr 5, 2005
    • Honeywell Normalair-Garrett (Holdings) Limited
    • Robert John Phillips
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Elastomeric ejection system with acoustically improved check valve

    • Patent number 6,796,260
    • Issue date Sep 28, 2004
    • The United States of America as represented by the Secretary of the Navy
    • William P. Barker
    • F41 - WEAPONS
  • Information Patent Grant

    Shut-off device for the filling device of a pressure tank

    • Patent number 6,564,827
    • Issue date May 20, 2003
    • Messer Griesheim GmbH
    • Roland Henneborn
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    Pressure relief valve

    • Patent number 6,510,867
    • Issue date Jan 28, 2003
    • LaFleur Petroleum Services, Inc.
    • Karl K. LaFleur
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Emergency pressure relief valve

    • Patent number 6,209,561
    • Issue date Apr 3, 2001
    • S.P.M. Flow Control, Inc.
    • Vladimir S. Kugelev
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Check valve for scroll compressor

    • Patent number 6,132,191
    • Issue date Oct 17, 2000
    • Scroll Technologies
    • Jason Hugenroth
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water-hammerless check valve

    • Patent number 6,102,072
    • Issue date Aug 15, 2000
    • Kabushiki Kaisha Yokota Seisakusho
    • Hiroshi Yokota
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulically operated pressure relief valve

    • Patent number 5,975,129
    • Issue date Nov 2, 1999
    • Richard D. Williams
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Piston-type check valve with diffuser

    • Patent number 5,921,276
    • Issue date Jul 13, 1999
    • Stream-Flo Industries, Ltd.
    • Tony M. Lam
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Railcar cushion device preload valving systems

    • Patent number 5,871,109
    • Issue date Feb 16, 1999
    • Emerald Rail Technologies, LLC
    • Glen L. Litten
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Railcar cushion device valving systems

    • Patent number 5,826,735
    • Issue date Oct 27, 1998
    • Emerald Rail Technologies, LLC
    • Glen L. Litten
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Overload preventive device

    • Patent number 5,787,926
    • Issue date Aug 4, 1998
    • Konan Electric Company Limited
    • Eiichi Mukumoto
    • B30 - PRESSES
  • Information Patent Grant

    Fuel additive metering system

    • Patent number 5,685,334
    • Issue date Nov 11, 1997
    • Rhone-Poulenc Inc.
    • William Hagan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fast opening, slow closing, relief valve

    • Patent number 5,678,604
    • Issue date Oct 21, 1997
    • Danfoss A/S
    • Erik Plauborg
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damped poppet valve

    • Patent number 5,603,348
    • Issue date Feb 18, 1997
    • Sauer Inc.
    • Kerry G. Geringer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Infinite hydraulic check

    • Patent number 5,456,283
    • Issue date Oct 10, 1995
    • ITT Corporation
    • William W. Schap
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE

    • Publication number 20120138839
    • Publication date Jun 7, 2012
    • Neoperl GmbH
    • Martin Fangmeier
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    VALVE ASSEMBLY FOR AN INJECTION VALVE AND INJECTION VALVE

    • Publication number 20120037719
    • Publication date Feb 16, 2012
    • Gianbattista Fischetti
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COMPRESSOR INCLUDING VALVE ASSEMBLY

    • Publication number 20110206548
    • Publication date Aug 25, 2011
    • ROY J. DOEPKER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MINIMUM PRESSURE VALVE

    • Publication number 20100219364
    • Publication date Sep 2, 2010
    • Kristof Adrien Laura Martens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Check valve

    • Publication number 20090250123
    • Publication date Oct 8, 2009
    • Shinshu University
    • Masaharu Matsubara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RELIEF VALVE INCLUDING A CHECK VALVE IN A DAMPING CHAMBER

    • Publication number 20090114289
    • Publication date May 7, 2009
    • Francis J. Martin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pulse valve

    • Publication number 20070158603
    • Publication date Jul 12, 2007
    • Dirk Vollmer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Hydraulic control arrangement

    • Publication number 20060191582
    • Publication date Aug 31, 2006
    • Bosch Rexroth Ag
    • Wolfgang Kauss
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Fuel system and flow control valve

    • Publication number 20050161027
    • Publication date Jul 28, 2005
    • George E. Maroney
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Emergency pressure relief valve with enhanced reset

    • Publication number 20050087232
    • Publication date Apr 28, 2005
    • Vladimir Kugelev
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Gas supply apparatus

    • Publication number 20040226621
    • Publication date Nov 18, 2004
    • Honeywell Normalair-Garrett (Holdings) Limited
    • Robert John Phillips
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Decoupled check-relief valve

    • Publication number 20040194828
    • Publication date Oct 7, 2004
    • Sauer-Danfoss Inc.
    • Kevin J. Landhuis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Control valve

    • Publication number 20040168726
    • Publication date Sep 2, 2004
    • Zvi Weingarten
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pressure limiting valve for fuel injection devices

    • Publication number 20040134539
    • Publication date Jul 15, 2004
    • Horst Ressel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Pneumatic reset relief valve

    • Publication number 20030029505
    • Publication date Feb 13, 2003
    • Chris White
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pressure relief valve

    • Publication number 20020059955
    • Publication date May 23, 2002
    • Karl K. LaFleur
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...