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  • H01H7/03
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HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H7/00Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts

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H01H7/03with dash-pots
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary knob assembly capable of up-and-down motion
    • Patent number 9,697,967
    • Issue date Jul 4, 2017
    • Samsung Electronics Co., Ltd.
    • Jae-kab Seo
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Switchgear and switchgear operating mechanism
    • Patent number 9,349,554
    • Issue date May 24, 2016
    • Kabushiki Kaisha Toshiba
    • Yoshiaki Ohda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Pressure responsive switch actuating mechanism
    • Patent number 4,435,626
    • Issue date Mar 6, 1984
    • Alan Cobham Engineering Limited
    • Christopher J. Coffin
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Time delay switch
    • Patent number 4,378,541
    • Issue date Mar 29, 1983
    • Matsushita Electric Works, Ltd.
    • Hiroshi Kanada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Pneumatic time-limiting device
    • Patent number 3,944,030
    • Issue date Mar 16, 1976
    • Kawaguchiko Seismitsu Co., Ltd.
    • Eisuke Yokoyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3882449
    • Patent number 3,882,449
    • Issue date May 6, 1975
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3777861
    • Patent number 3,777,861
    • Issue date Dec 11, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3750389
    • Patent number 3,750,389
    • Issue date Aug 7, 1973
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3737596
    • Patent number 3,737,596
    • Issue date Jun 5, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3731021
    • Patent number 3,731,021
    • Issue date May 1, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3681721
    • Patent number 3,681,721
    • Issue date Aug 1, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3603072
    • Patent number 3,603,072
    • Issue date Sep 7, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3553954
    • Patent number 3,553,954
    • Issue date Jan 12, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3492459
    • Patent number 3,492,459
    • Issue date Jan 27, 1970
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3484090
    • Patent number 3,484,090
    • Issue date Dec 16, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3424894
    • Patent number 3,424,894
    • Issue date Jan 28, 1969
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3401241
    • Patent number 3,401,241
    • Issue date Sep 10, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3375335
    • Patent number 3,375,335
    • Issue date Mar 26, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3344372
    • Patent number 3,344,372
    • Issue date Sep 26, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3133165
    • Patent number 3,133,165
    • Issue date May 12, 1964
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3060290
    • Patent number 3,060,290
    • Issue date Oct 23, 1962
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3023284
    • Patent number 3,023,284
    • Issue date Feb 27, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2919325
    • Patent number 2,919,325
    • Issue date Dec 29, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2905811
    • Patent number 2,905,811
    • Issue date Sep 22, 1959
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    2903534
    • Patent number 2,903,534
    • Issue date Sep 8, 1959
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    2859392
    • Patent number 2,859,392
    • Issue date Nov 4, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2855475
    • Patent number 2,855,475
    • Issue date Oct 7, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2842680
    • Patent number 2,842,680
    • Issue date Jul 8, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2825771
    • Patent number 2,825,771
    • Issue date Mar 4, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2712791
    • Patent number 2,712,791
    • Issue date Jul 12, 1955
    • F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

  • Information Patent Application

    SWITCHGEAR AND SWITCHGEAR OPERATING MECHANISM
    • Publication number 20140262714
    • Publication date Sep 18, 2014
    • KABUSHIKI KAISHA TOSHIBA
    • Yoshiaki OHDA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Glove box lamp switch
    • Publication number 20070187195
    • Publication date Aug 16, 2007
    • Woo Chul Park
    • H01 - BASIC ELECTRIC ELEMENTS