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sealing only when the closure member is in the opened position

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  • CPC
  • F16K41/18
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F16Engineering elements F16KVALVES TAPS COCKS ACTUATING-FLOATS DEVICES FOR VENTING OR AERATING F16K41/00Spindle sealings

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F16K41/18sealing only when the closure member is in the opened position
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Patents Grantslast 30 patents

  • Information Patent Grant

    Protection structure for rod seal member of two-port valve
    • Patent number 7,527,238
    • Issue date May 5, 2009
    • SMC Corporation
    • Toyonobu Sakurai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow shut-off valve
    • Patent number 4,736,766
    • Issue date Apr 12, 1988
    • Leeland M. Bathrick
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Secondary backseat for gate valve
    • Patent number 4,682,757
    • Issue date Jul 28, 1987
    • Joy Manufacturing Company
    • William S. Shelton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Actuator with nonelastomeric seal
    • Patent number 4,630,636
    • Issue date Dec 23, 1986
    • Baker CAC
    • Dennis R. Cutcher
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly
    • Patent number 4,601,304
    • Issue date Jul 22, 1986
    • Howard T. Schobl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety hard seat
    • Patent number 4,585,210
    • Issue date Apr 29, 1986
    • Donald L. Adams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve spindle sealing arrangement
    • Patent number 4,317,573
    • Issue date Mar 2, 1982
    • Oy Wartsila AB
    • Jouko Karkkainen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Balanced stem gate valve
    • Patent number 4,281,819
    • Issue date Aug 4, 1981
    • Morris B. Linder
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Heat responsive back seat arrangement for valve operator
    • Patent number 4,245,661
    • Issue date Jan 20, 1981
    • Combustion Engineering, Inc.
    • John K. McGee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sea cock valve
    • Patent number 4,177,971
    • Issue date Dec 11, 1979
    • Pilgrim Engineering Developments Limited
    • Leslie E. Landamore
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Floating seal for fluid control devices
    • Patent number 4,166,606
    • Issue date Sep 4, 1979
    • The Meyer Dairy Products Company
    • Raymond P. Kawolics
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damped fluid pressure valve operator with selective back seat
    • Patent number 4,125,060
    • Issue date Nov 14, 1978
    • Combustion Engineering, Inc.
    • John K. McGee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3834662
    • Patent number 3,834,662
    • Issue date Sep 10, 1974
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3789881
    • Patent number 3,789,881
    • Issue date Feb 5, 1974
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3777783
    • Patent number 3,777,783
    • Issue date Dec 11, 1973
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3776510
    • Patent number 3,776,510
    • Issue date Dec 4, 1973
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3759486
    • Patent number 3,759,486
    • Issue date Sep 18, 1973
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2720219
    • Patent number 2,720,219
    • Issue date Oct 11, 1955
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2543102
    • Patent number 2,543,102
    • Issue date Feb 27, 1951
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2376124
    • Patent number 2,376,124
    • Issue date May 15, 1945
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2373552
    • Patent number 2,373,552
    • Issue date Apr 10, 1945
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2213680
    • Patent number 2,213,680
    • Issue date Sep 3, 1940
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1847281
    • Patent number 1,847,281
    • Issue date Mar 1, 1932
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1799736
    • Patent number 1,799,736
    • Issue date Apr 7, 1931
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1532781
    • Patent number 1,532,781
    • Issue date Apr 7, 1925
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1444189
    • Patent number 1,444,189
    • Issue date Feb 6, 1923
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1423178
    • Patent number 1,423,178
    • Issue date Jul 18, 1922
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents