actuated by a plurality of valves; the valves being actuated by a combination of mechanisms covered by more than one of groups F16D35/022 - F16D35/025

Patents Grantslast 30 patents

  • Information Patent Grant

    Temperature-sensitive fluid fan clutch device

    • Patent number 10,221,902
    • Issue date Mar 5, 2019
    • USUI Kokusai Sangyo Kaisha Limited
    • Satoshi Kubota
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Liquid friction clutch

    • Patent number 7,318,510
    • Issue date Jan 15, 2008
    • AGCO GmbH & Co
    • Hans Heinle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature sensing fan drive with fluid coupling

    • Patent number 6,220,416
    • Issue date Apr 24, 2001
    • Unisia Jecs Corporation
    • Hirofumi Katoh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature sensitive fluid type fan coupling apparatus

    • Patent number 6,125,981
    • Issue date Oct 3, 2000
    • Usui Kokusai Sangyo Kaisha Limited
    • Haruyasu Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature sensitive fan drive

    • Patent number 6,050,229
    • Issue date Apr 18, 2000
    • Usui Kokusai Sangyo Kaisha, Ltd.
    • Hiroshi Inoue
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Segmented reservoir for viscous clutches

    • Patent number 6,026,943
    • Issue date Feb 22, 2000
    • Eaton Corporation
    • Ralf J. Fuchs
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid coupling for engine cooling fan

    • Patent number 5,931,273
    • Issue date Aug 3, 1999
    • Behr America, Inc.
    • George Moser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid coupling and external control therefor

    • Patent number 5,558,192
    • Issue date Sep 24, 1996
    • Eaton Corporation
    • Gunther Muhlbach
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature sensitive fluid fan coupling

    • Patent number 5,501,183
    • Issue date Mar 26, 1996
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Kenichi Takayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid clutch

    • Patent number 5,484,045
    • Issue date Jan 16, 1996
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Yasuhei Kikuchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid-friction coupling

    • Patent number 5,263,563
    • Issue date Nov 23, 1993
    • Behr GmbH & Co.
    • Hans Martin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Viscous fluid coupling device

    • Patent number 5,257,686
    • Issue date Nov 2, 1993
    • Aisin Seiki Kabushiki Kaisha
    • Ryuji Nakamura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature sensitive fluid coupling

    • Patent number 5,232,074
    • Issue date Aug 3, 1993
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Naoyuki Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature sensitive hydraulic fan coupling

    • Patent number 5,109,965
    • Issue date May 5, 1992
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Hiroshi Inoue
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature-sensing type fluid fan coupling device

    • Patent number 5,090,533
    • Issue date Feb 25, 1992
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Hiroshi Inoue
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid coupling

    • Patent number 5,070,981
    • Issue date Dec 10, 1991
    • Atsugi Unisia Corporation
    • Tamotsu Todo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid coupling for engine cooling system

    • Patent number 4,938,331
    • Issue date Jul 3, 1990
    • Aisin Seiki Kabushiki Kaisha
    • Atsushi Ohmi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Temperature-operated fluid friction coupling

    • Patent number 4,930,457
    • Issue date Jun 5, 1990
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Kunio Tamai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automatic thermal and speed controls for viscous fluid clutches

    • Patent number 4,909,367
    • Issue date Mar 20, 1990
    • Kysor Industrial Corporation
    • Arthur E. H. Elmer
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Temperature-sensitive fluid type fan coupling apparatus

    • Patent number 4,850,465
    • Issue date Jul 25, 1989
    • Usui Kokusai Sangyo Kabushiki Kaisha
    • Yuichi Ono
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve member of temperature sensitive fluid fan coupling

    • Patent number 4,846,331
    • Issue date Jul 11, 1989
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Yuichi Ono
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Viscous fluid coupling

    • Patent number 4,727,969
    • Issue date Mar 1, 1988
    • Aisin Seiki Kabushiki Kaisha
    • Masaharu Hayashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid coupling device including manual engagement means

    • Patent number 4,683,999
    • Issue date Aug 4, 1987
    • Eaton Corporation
    • Gerard M. Light
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid friction clutch

    • Patent number 4,676,355
    • Issue date Jun 30, 1987
    • Fichtel & Sachs AG
    • Gerd Brunken
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid-friction coupling for a cooling fan of an internal combustion...

    • Patent number 4,662,495
    • Issue date May 5, 1987
    • Fichtel & Sachs AG
    • Gerd Brunken
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid friction clutch

    • Patent number 4,629,046
    • Issue date Dec 16, 1986
    • Sueddeutsche Kuehlerfabrik Julius Fr. Behr GmbH & Co. KG
    • Hans Martin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Viscous fluid coupling

    • Patent number 4,574,929
    • Issue date Mar 11, 1986
    • Aisin Seiki Kabushiki Kaisha
    • Masaharu Hayashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Viscous fluid coupling having centrifugal valve means

    • Patent number 4,570,771
    • Issue date Feb 18, 1986
    • Aisin Seiki Kabushiki Kaisha
    • Hiorji Yamaguchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fan device for internal combustion engine

    • Patent number 4,550,695
    • Issue date Nov 5, 1985
    • Nissan Motor Company, Limited
    • Yasuyuki Kikuchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Temperature-responsive fluid coupling device

    • Patent number 4,544,053
    • Issue date Oct 1, 1985
    • Aisin Seiki Kabushiki Kaisha
    • Hiroji Yamaguchi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID FRICTION CLUTCH

    • Publication number 20170335901
    • Publication date Nov 23, 2017
    • BorgWarner Inc.
    • Thomas Buchholz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Externally-controlled fluid coupling

    • Publication number 20070095627
    • Publication date May 3, 2007
    • Aisin Seiki Kabushiki Kaisha
    • Mitsutoshi Hagiwara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Liquid friction clutch

    • Publication number 20020005328
    • Publication date Jan 17, 2002
    • Hans Heinle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...