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  • CPC
  • H01H31/36
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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means

Current Industry

H01H31/36Contact moved by pantograph
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Disconnector and manufacturing method
    • Patent number 10,515,772
    • Issue date Dec 24, 2019
    • ABB Schweiz AG
    • Xuan Liu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Energy storage disconnecting switch
    • Patent number 7,299,712
    • Issue date Nov 27, 2007
    • GuangShun Wang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High voltage disconnecting switch
    • Patent number 5,186,315
    • Issue date Feb 16, 1993
    • Merlin Gerin
    • Denis Koppe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Scissor-type disconnect switch with contact elements having wear-re...
    • Patent number 4,564,731
    • Issue date Jan 14, 1986
    • Ruhrtal Elektrizitatsgesellschaft Hartig GmbH & Co.
    • Alfred Hartig
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High voltage disconnect switch employing pre-contact pieces
    • Patent number 4,521,654
    • Issue date Jun 4, 1985
    • Licentia Patent-Verwaltungs- GmbH
    • Wolfgang Eberhardt
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Disconnect switch
    • Patent number 4,504,708
    • Issue date Mar 12, 1985
    • Ruhrtal Elektrizitatsgesellschaft Hartig GmbH & Co.
    • Alfred Hartig
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Disconnect switch
    • Patent number 4,495,390
    • Issue date Jan 22, 1985
    • Ruhrtal Elektrizitatsgesellschaft Hartig GmbH & Co.
    • P. H. Leppers
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3792221
    • Patent number 3,792,221
    • Issue date Feb 12, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3755634
    • Patent number 3,755,634
    • Issue date Aug 28, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3350520
    • Patent number 3,350,520
    • Issue date Oct 31, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3036168
    • Patent number 3,036,168
    • Issue date May 22, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2988611
    • Patent number 2,988,611
    • Issue date Jun 13, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2796477
    • Patent number 2,796,477
    • Issue date Jun 18, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2788403
    • Patent number 2,788,403
    • Issue date Apr 9, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2781426
    • Patent number 2,781,426
    • Issue date Feb 12, 1957
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2748212
    • Patent number 2,748,212
    • Issue date May 29, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2748211
    • Patent number 2,748,211
    • Issue date May 29, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1988120
    • Patent number 1,988,120
    • Issue date Jan 15, 1935
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents