for interlocking between casing, cover, or protective shutter and mechanism for operating contacts

Patents Grantslast 30 patents

  • Information Patent Grant

    Circuit breaker including rotary handle

    • Patent number 10,361,053
    • Issue date Jul 23, 2019
    • ABB Schweiz AG
    • Umashankar Shanmugaraj
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lockout device for switchgear

    • Patent number 10,242,824
    • Issue date Mar 26, 2019
    • Thomas & Betts International LLC
    • Jeffrey S. Gieger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Locking system for power line sectioning unit

    • Patent number 10,043,617
    • Issue date Aug 7, 2018
    • MOVEX INNOVATION INC.
    • Martin Simard
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Door interlock device for transformer room of vacuum circuit breaker

    • Patent number 9,732,543
    • Issue date Aug 15, 2017
    • LSIS Co., Ltd.
    • Jong Doo Kim
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Interlock device of ring main unit

    • Patent number 9,620,304
    • Issue date Apr 11, 2017
    • LSIS Co., Ltd.
    • Dong Sik Lee
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Operating mechanism

    • Patent number 9,053,875
    • Issue date Jun 9, 2015
    • Mitsubishi Electric Corporation
    • Naoki Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Link disconnect box for an electrical distribution network protector

    • Patent number 9,006,595
    • Issue date Apr 14, 2015
    • Richards Manufacturing Company
    • Douglas Robert Craig
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3801765

    • Patent number 3,801,765
    • Issue date Apr 2, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3354272

    • Patent number 3,354,272
    • Issue date Nov 21, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2595102

    • Patent number 2,595,102
    • Issue date Apr 29, 1952
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1788224

    • Patent number 1,788,224
    • Issue date Jan 6, 1931
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Lockout Device For Switchgear

    • Publication number 20140367233
    • Publication date Dec 18, 2014
    • Thomas & Betts International, LLC
    • Jeffrey S. Gieger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPERATING MECHANISM

    • Publication number 20140091886
    • Publication date Apr 3, 2014
    • MITSUBISHI ELECTRIC CORPORATION
    • Naoki Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LINK DISCONNECT BOX FOR AN ELECTRICAL DISTRIBUTION NETWORK PROTECTOR

    • Publication number 20130288527
    • Publication date Oct 31, 2013
    • RICHARDS MFG. CO.
    • Douglas Robert Craig
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER