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  • H01H37/004
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HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H37/00Thermally-actuated switches

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H01H37/004with thermal image
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self heating thermal protector
    • Patent number 7,164,102
    • Issue date Jan 16, 2007
    • Leviton Manufacturing Co., Inc.
    • Nicholas L. Disalvo
    • F21 - LIGHTING
  • Information Patent Grant

    Self-heating thermal protector
    • Patent number 6,921,884
    • Issue date Jul 26, 2005
    • Leviton Manufacturing Co., Inc.
    • Nicholas L. Disalvo
    • F21 - LIGHTING
  • Information Patent Grant

    Hermetic single phase motor protector
    • Patent number 6,674,620
    • Issue date Jan 6, 2004
    • Texas Instruments Incorporated
    • Louis R. Lamborghini
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Self heating thermal protector
    • Patent number 6,670,587
    • Issue date Dec 30, 2003
    • Leviton Manufacturing Co., Inc.
    • Nicholas L. DiSalvo
    • F21 - LIGHTING
  • Information Patent Grant

    Overload protector with control element
    • Patent number 6,639,502
    • Issue date Oct 28, 2003
    • Tecumseh Products Company
    • Kent B. Herrick
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Overload protector with control element
    • Patent number 6,542,062
    • Issue date Apr 1, 2003
    • Tecumseh Products Company
    • Kent B. Herrick
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Hybrid overload relay
    • Patent number 5,570,262
    • Issue date Oct 29, 1996
    • Siemens Energy & Automation, Inc.
    • Bruno C. Doerwald
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric motor protector
    • Patent number 5,159,307
    • Issue date Oct 27, 1992
    • Mighty Mite Controls, Inc.
    • Robert M. Wells
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electronic thermal relay and appropriate thermal element
    • Patent number 5,088,000
    • Issue date Feb 11, 1992
    • Telemecanique
    • Guy Laudereau
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Multiphase motor protector apparatus
    • Patent number 4,866,408
    • Issue date Sep 12, 1989
    • Texas Instruments Incorporated
    • Jeffery J. Petraitis
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Overload switch
    • Patent number 4,737,878
    • Issue date Apr 12, 1988
    • RTE Corporation
    • Harvey W. Mikulecky
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Primary circuit breaker
    • Patent number 4,435,690
    • Issue date Mar 6, 1984
    • RTE Corporation
    • Edwin A. Link
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Device for overload protection of electric apparatus
    • Patent number 4,148,086
    • Issue date Apr 3, 1979
    • Mikhail L. Landa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3483751
    • Patent number 3,483,751
    • Issue date Dec 16, 1969
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3195015
    • Patent number 3,195,015
    • Issue date Jul 13, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3168631
    • Patent number 3,168,631
    • Issue date Feb 2, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3126500
    • Patent number 3,126,500
    • Issue date Mar 24, 1964
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2801048
    • Patent number 2,801,048
    • Issue date Jul 30, 1957
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2645690
    • Patent number 2,645,690
    • Issue date Jul 14, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2628269
    • Patent number 2,628,269
    • Issue date Feb 10, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2468693
    • Patent number 2,468,693
    • Issue date Apr 26, 1949
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2231689
    • Patent number 2,231,689
    • Issue date Feb 11, 1941
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2189996
    • Patent number 2,189,996
    • Issue date Feb 13, 1940
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2110639
    • Patent number 2,110,639
    • Issue date Mar 8, 1938
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2073286
    • Patent number 2,073,286
    • Issue date Mar 9, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1873544
    • Patent number 1,873,544
    • Issue date Aug 23, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1728551
    • Patent number 1,728,551
    • Issue date Sep 17, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1724758
    • Patent number 1,724,758
    • Issue date Aug 13, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1722768
    • Patent number 1,722,768
    • Issue date Jul 30, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1682395
    • Patent number 1,682,395
    • Issue date Aug 28, 1928
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents