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having special gas flow directing elements

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  • CPC
  • H01H33/7046
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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means

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H01H33/7046having special gas flow directing elements
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas-insulated low- or medium-voltage switch with swirling device
    • Patent number 10,727,013
    • Issue date Jul 28, 2020
    • ABB Schweiz AG
    • Erik Jonsson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switching chamber for a gas-insulated circuit breaker comprising an...
    • Patent number 10,026,571
    • Issue date Jul 17, 2018
    • General Electric Technology GmbH
    • Victor F. Hermosillo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-insulated electrical equipment comprising at least one grading...
    • Patent number 9,263,874
    • Issue date Feb 16, 2016
    • Alstom Technology Ltd
    • Chakib Fnineche
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Circuit breaker
    • Patent number 9,245,700
    • Issue date Jan 26, 2016
    • ABB Technology Ltd.
    • Richard Thomas
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 9,165,732
    • Issue date Oct 20, 2015
    • Mitsubishi Electric Corporation
    • Hirokazu Otani
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switchgear
    • Patent number 9,117,608
    • Issue date Aug 25, 2015
    • Mitsubishi Electric Corporation
    • Katsushi Nakada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switchgear
    • Patent number 9,076,614
    • Issue date Jul 7, 2015
    • Mitsubishi Electric Corporation
    • Katsushi Nakada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical circuit breaker with self-extinguishing expansion and in...
    • Patent number 5,057,655
    • Issue date Oct 15, 1991
    • Merlin Gerin
    • Jean-Pierre Kersusan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Arc quenching chamber for high breaking capacity circuit breakers
    • Patent number 4,268,732
    • Issue date May 19, 1981
    • Institutul de Cercetari si Modernizari Energetice
    • Nicolae Gheorghiu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Compressed-gas circuit interrupter having insulated contacts
    • Patent number 4,181,837
    • Issue date Jan 1, 1980
    • Westinghouse Electric Corp.
    • Thomas E. Browne
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3590191
    • Patent number 3,590,191
    • Issue date Jun 29, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3274365
    • Patent number 3,274,365
    • Issue date Sep 20, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3270173
    • Patent number 3,270,173
    • Issue date Aug 30, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3076080
    • Patent number 3,076,080
    • Issue date Jan 29, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2897324
    • Patent number 2,897,324
    • Issue date Jul 28, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2883494
    • Patent number 2,883,494
    • Issue date Apr 21, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2786118
    • Patent number 2,786,118
    • Issue date Mar 19, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2678983
    • Patent number 2,678,983
    • Issue date May 18, 1954
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2678984
    • Patent number 2,678,984
    • Issue date May 18, 1954
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2573797
    • Patent number 2,573,797
    • Issue date Nov 6, 1951
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2452221
    • Patent number 2,452,221
    • Issue date Oct 26, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2022241
    • Patent number 2,022,241
    • Issue date Nov 26, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1982355
    • Patent number 1,982,355
    • Issue date Nov 27, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1947230
    • Patent number 1,947,230
    • Issue date Feb 13, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1898901
    • Patent number 1,898,901
    • Issue date Feb 21, 1933
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1763356
    • Patent number 1,763,356
    • Issue date Jun 10, 1930
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents