Arcing contact pivots relative to the fixed contact assembly

Patents Grantslast 30 patents

  • Information Patent Grant

    Contact system for an on-load tap changer

    • Patent number 11,488,789
    • Issue date Nov 1, 2022
    • MASCHINENFABRIK REINHAUSEN GMBH
    • Emir Hejub
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Contact device, electromagnetic relay, and electrical device

    • Patent number 11,257,646
    • Issue date Feb 22, 2022
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Tomokazu Harano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker

    • Patent number 10,665,399
    • Issue date May 26, 2020
    • Mitsubishi Electric Corporation
    • Daisaku Yamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Contact for bus plug switches

    • Patent number 10,141,125
    • Issue date Nov 27, 2018
    • Garrett Garcia
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Contact system

    • Patent number 9,543,087
    • Issue date Jan 10, 2017
    • ABB Schweiz AG
    • Francesco Pisu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Single piece arcing contact for a circuit breaker

    • Patent number 5,844,187
    • Issue date Dec 1, 1998
    • Siemens Energy & Automation, Inc.
    • Keith J. Thornton
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit breaker

    • Patent number 5,184,100
    • Issue date Feb 2, 1993
    • Fuji Electric Co., Ltd.
    • Jun Oyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical switch contact arrangement having quick break arcing con...

    • Patent number 5,160,817
    • Issue date Nov 3, 1992
    • Automatic Switch Company
    • Dominik M. Wiktor
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit breaker with low voltage contact structure

    • Patent number 4,968,859
    • Issue date Nov 6, 1990
    • Westinghouse Electric Corp.
    • Norman Davies
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetic contactor

    • Patent number 4,078,218
    • Issue date Mar 7, 1978
    • Westinghouse Electric Corporation
    • Alfred W. Hodgson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Steel arcing contact for circuit breaker

    • Patent number 4,028,513
    • Issue date Jun 7, 1977
    • I-T-E Imperial Corporation
    • Ward E. Laubach
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3585329

    • Patent number 3,585,329
    • Issue date Jun 15, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3562459

    • Patent number 3,562,459
    • Issue date Feb 9, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3560683

    • Patent number 3,560,683
    • Issue date Feb 2, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3430018

    • Patent number 3,430,018
    • Issue date Feb 25, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3249729

    • Patent number 3,249,729
    • Issue date May 3, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3238339

    • Patent number 3,238,339
    • Issue date Mar 1, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3223799

    • Patent number 3,223,799
    • Issue date Dec 14, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3215803

    • Patent number 3,215,803
    • Issue date Nov 2, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3210506

    • Patent number 3,210,506
    • Issue date Oct 5, 1965
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3177332

    • Patent number 3,177,332
    • Issue date Apr 6, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3158720

    • Patent number 3,158,720
    • Issue date Nov 24, 1964
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3158721

    • Patent number 3,158,721
    • Issue date Nov 24, 1964
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3032627

    • Patent number 3,032,627
    • Issue date May 1, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2993105

    • Patent number 2,993,105
    • Issue date Jul 18, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2959654

    • Patent number 2,959,654
    • Issue date Nov 8, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2945109

    • Patent number 2,945,109
    • Issue date Jul 12, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2836684

    • Patent number 2,836,684
    • Issue date May 27, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2769062

    • Patent number 2,769,062
    • Issue date Oct 30, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2571933

    • Patent number 2,571,933
    • Issue date Oct 16, 1951
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    CONTACT SYSTEM FOR AN ON-LOAD TAP CHANGER

    • Publication number 20210233721
    • Publication date Jul 29, 2021
    • MASCHINENFABRIK REINHAUSEN GMBH
    • Emir Hejub
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONTACT DEVICE, ELECTROMAGNETIC RELAY, AND ELECTRICAL DEVICE

    • Publication number 20200161067
    • Publication date May 21, 2020
    • Panasonic Intellectual Property Management Co., Ltd.
    • Tomokazu HARANO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GAS CIRCUIT BREAKER

    • Publication number 20190362913
    • Publication date Nov 28, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Daisaku Yamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Contact System

    • Publication number 20150248976
    • Publication date Sep 3, 2015
    • ABB Technology Ltd.
    • Francesco Pisu
    • H01 - BASIC ELECTRIC ELEMENTS