Seal feature where change in operation or condition induces additional leakage control

Patents Grantslast 30 patents

  • Information Patent Grant

    Actuated brush seal

    • Patent number 6,786,487
    • Issue date Sep 7, 2004
    • General Electric Company
    • Osman Saim Dinc
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Rotary joint for diving suits

    • Patent number 6,725,464
    • Issue date Apr 27, 2004
    • Oceanworks International, Inc.
    • Kenneth Michael Humphrey
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Bellows seal with reverse pressure capability

    • Patent number 5,873,574
    • Issue date Feb 23, 1999
    • John Crane Sealol Inc.
    • Yoram Ringer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reactor coolant pump shaft seal utilizing shape memory metal

    • Patent number 5,171,024
    • Issue date Dec 15, 1992
    • Westinghouse Electric Corp.
    • David J. Janocko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Shaft seal

    • Patent number 5,074,568
    • Issue date Dec 24, 1991
    • Erich Bertsch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal

    • Patent number 5,058,905
    • Issue date Oct 22, 1991
    • Josef Nosowicz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Twin face seal

    • Patent number 4,900,039
    • Issue date Feb 13, 1990
    • The Pullman Company
    • Brian D. Klecker
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal protection apparatus

    • Patent number 4,865,333
    • Issue date Sep 12, 1989
    • Denis M. W. Winslow
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing arrangement between a shaft and a housing of a fluid flow e...

    • Patent number 4,865,332
    • Issue date Sep 12, 1989
    • MTU Motoren - und Turbinen-Union Friedrichshafen GmbH
    • Georg Ruetz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reactor coolant pump hydrostatic sealing assembly with externally p...

    • Patent number 4,848,774
    • Issue date Jul 18, 1989
    • Westinghouse Electric Corp.
    • Charles P. Nyilas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lubrication seals

    • Patent number 4,673,332
    • Issue date Jun 16, 1987
    • Teledyne Industries, Inc.
    • Raymond Smith
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Coupler and manifold assembly with differential vacuum seal means

    • Patent number 4,629,196
    • Issue date Dec 16, 1986
    • Process Alternatives & Combustion, Inc.
    • George W. Joniec
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Backup seal with bush in form of radially floating washer

    • Patent number 4,552,368
    • Issue date Nov 12, 1985
    • Flexibox Limited
    • Neil M. Wallace
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Emergency shaft seal device by deformation of packing ring

    • Patent number 4,541,638
    • Issue date Sep 17, 1985
    • Nipon Pillar Packing Co.. Ltd.
    • Takahisa Ogawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Apparatus for testing pipes by a pipe tester

    • Patent number 4,537,407
    • Issue date Aug 27, 1985
    • Mannesmann Demag Wean
    • Herbert Jansen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Condenser vacuum retaining apparatus for steam power plant

    • Patent number 4,517,804
    • Issue date May 21, 1985
    • Hitachi, Ltd.
    • Katsumi Ura
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Rotating-lip bidirectional hydrodynamic oil seal

    • Patent number 4,484,752
    • Issue date Nov 27, 1984
    • Federal-Mogul Corporation
    • Gustavus A. Bentley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Face seal means with back-up seal

    • Patent number 4,477,088
    • Issue date Oct 16, 1984
    • United Technologies Corporation
    • Harrison R. Picard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High speed shaft seal

    • Patent number 4,451,048
    • Issue date May 29, 1984
    • Steve J. Pick
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self-hydraulic pressure generating and maintaining device for shaft...

    • Patent number 4,431,199
    • Issue date Feb 14, 1984
    • Tomoichiro Iwane
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dust-proof device for mechanical seal

    • Patent number 4,426,089
    • Issue date Jan 17, 1984
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Integral elastomeric/graphite dynamic face seal

    • Patent number 4,415,165
    • Issue date Nov 15, 1983
    • The United States of America as represented by the Secretary of the Navy
    • Leonard J. Martini
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing system for pressurized flanged joints

    • Patent number 4,410,186
    • Issue date Oct 18, 1983
    • Petroleum Designers, Inc.
    • Elwood K. Pierce
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Anti-weepage valve for rotating seals

    • Patent number 4,406,460
    • Issue date Sep 27, 1983
    • United Technologies Corporation
    • Richard M. Slayton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pump safety device

    • Patent number 4,395,048
    • Issue date Jul 26, 1983
    • Jeumont-Schneider
    • Francis Timmermans
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Back-up mechanical seal

    • Patent number 4,375,291
    • Issue date Mar 1, 1983
    • Borg-Warner Corporation
    • Arnold F. Padgett
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Labyrinth type rotary seal with intermittent feature of contact typ...

    • Patent number 4,139,203
    • Issue date Feb 13, 1979
    • Dresser Industries, Inc.
    • Stephen N. Garrison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature responsive valve seal

    • Patent number 4,105,040
    • Issue date Aug 8, 1978
    • Arnold M. Chester
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing device for rotary machines containing hydraulic fluid

    • Patent number 4,076,260
    • Issue date Feb 28, 1978
    • Auguste Legoy
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing device with closure system for compressor

    • Patent number 4,067,583
    • Issue date Jan 10, 1978
    • Societe Nationale d'Etude et de Construction de Moteurs d'Aviation
    • Roger Louis Elysee Germain
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Rotary joint for diving suits

    • Publication number 20030213041
    • Publication date Nov 20, 2003
    • OceanWorks International, Inc.
    • Kenneth Michael Humphrey
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Actuated brush seal

    • Publication number 20030102630
    • Publication date Jun 5, 2003
    • GENERAL ELECTRIC COMPANY
    • Osman Saim Dinc
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES