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Details of the shape of the contact springs

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  • H01H51/287
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HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H51/00Electromagnetic relays

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H01H51/287Details of the shape of the contact springs
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wire for reed switch, reed piece for reed switch, and reed switch
    • Patent number 10,731,235
    • Issue date Aug 4, 2020
    • Sumitomo Electric Industries, Ltd.
    • Hajime Ota
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Movable spring plate and relay thereof
    • Patent number 10,522,312
    • Issue date Dec 31, 2019
    • Song Chuan Precision Co., Ltd.
    • Sung Jen Wu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of forming a reed for reed switch
    • Patent number 10,446,347
    • Issue date Oct 15, 2019
    • Littelfuse, Inc.
    • Mark Pickhard
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Electrical contact assembly
    • Patent number 10,446,351
    • Issue date Oct 15, 2019
    • Littelfuse, Inc.
    • Davide Mantoan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic relay
    • Patent number 10,361,049
    • Issue date Jul 23, 2019
    • Fujitsu Component Limited
    • Hiroaki Kohinata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Reed with hinge for reed switch
    • Patent number 9,406,471
    • Issue date Aug 2, 2016
    • Littelfuse, Inc.
    • Mark Pickhard
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Reed switch
    • Patent number 8,760,246
    • Issue date Jun 24, 2014
    • Kabushiki Kaisha Yaskawa Denki
    • Shunjii Nakahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Reed switch
    • Patent number 8,659,375
    • Issue date Feb 25, 2014
    • Kabushiki Kaisha Yaskawa Denki
    • Shunji Nakahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Reed relay
    • Patent number 5,594,400
    • Issue date Jan 14, 1997
    • Siemens Stromberg-Carlson
    • George King
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of establishing a relay contact arrangement
    • Patent number 5,570,072
    • Issue date Oct 29, 1996
    • Siemens Stromberg-Carlson
    • George King
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Reed spring relay construction
    • Patent number 4,182,999
    • Issue date Jan 8, 1980
    • Bell Telephone Laboratories, Incorporated
    • Edward G. Walsh
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Miniature mercury contact reed switch construction
    • Patent number 4,149,130
    • Issue date Apr 10, 1979
    • Gordos Corporation
    • Laimons Lacis
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Means for controlling electromagnetic device having hermetically se...
    • Patent number 4,047,237
    • Issue date Sep 6, 1977
    • Vladimir Alexeevich Smirnov
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetic reed switch
    • Patent number 4,039,985
    • Issue date Aug 2, 1977
    • B. Edward Shlesinger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetic reed switch
    • Patent number 4,038,620
    • Issue date Jul 26, 1977
    • B. Edward Shlesinger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic device using hermetically sealed contacts
    • Patent number 3,952,271
    • Issue date Apr 20, 1976
    • Vladimir Alexeevich Smirnov
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Reed and reed switch therefor
    • Patent number 3,943,474
    • Issue date Mar 9, 1976
    • Bernard Edward Shlesinger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Sealed contact having tapered reed tips
    • Patent number 3,934,214
    • Issue date Jan 20, 1976
    • Bell Telephone Laboratories, Incorporated
    • Wendel Edward Archer
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3928828
    • Patent number 3,928,828
    • Issue date Dec 23, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3926495
    • Patent number 3,926,495
    • Issue date Dec 16, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3870928
    • Patent number 3,870,928
    • Issue date Mar 11, 1975
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3869684
    • Patent number 3,869,684
    • Issue date Mar 4, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3869685
    • Patent number 3,869,685
    • Issue date Mar 4, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3866007
    • Patent number 3,866,007
    • Issue date Feb 11, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3818392
    • Patent number 3,818,392
    • Issue date Jun 18, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3723688
    • Patent number 3,723,688
    • Issue date Mar 27, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3716810
    • Patent number 3,716,810
    • Issue date Feb 13, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3711795
    • Patent number 3,711,795
    • Issue date Jan 16, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3708770
    • Patent number 3,708,770
    • Issue date Jan 2, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3671892
    • Patent number 3,671,892
    • Issue date Jun 20, 1972
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRICAL CONTACT ASSEMBLY
    • Publication number 20180350544
    • Publication date Dec 6, 2018
    • LITTELFUSE, INC.
    • Davide Mantoan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROMAGNETIC RELAY
    • Publication number 20180012717
    • Publication date Jan 11, 2018
    • FUJITSU COMPONENT LIMITED
    • Hiroaki Kohinata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    REED SWITCH
    • Publication number 20140049346
    • Publication date Feb 20, 2014
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Shunji NAKAHASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    REED SWITCH
    • Publication number 20120235774
    • Publication date Sep 20, 2012
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Shunji Nakahashi
    • H01 - BASIC ELECTRIC ELEMENTS