TREA

wherein the break is in air at atmospheric pressure

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  • CPC
  • H01H33/77
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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means

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H01H33/77wherein the break is in air at atmospheric pressure
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Quenching chamber of a medium-voltage switch disconnector
    • Patent number 9,401,253
    • Issue date Jul 26, 2016
    • ABB Technology AG
    • Piotr Piekarski
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Replaceable bushing and contact assembly for blade type air insulat...
    • Patent number 4,886,945
    • Issue date Dec 12, 1989
    • A. B. Chance Company
    • Gerald B. Roberts
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Current limiter
    • Patent number 4,367,508
    • Issue date Jan 4, 1983
    • Siemens Aktiengesellschaft
    • Wilfried Haas
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Grounded surface distribution apparatus
    • Patent number 4,029,380
    • Issue date Jun 14, 1977
    • Joslyn Mfg. and Supply Co.
    • Edward H. Yonkers
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power cable separable connector having gasket means for restricting...
    • Patent number 3,982,812
    • Issue date Sep 28, 1976
    • General Electric Company
    • Vincent J. Boliver
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Grounded surface distribution apparatus
    • Patent number 3,949,343
    • Issue date Apr 6, 1976
    • Joslyn Mfg. and Supply Co.
    • Edward H. Yonkers
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3917374
    • Patent number 3,917,374
    • Issue date Nov 4, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3915534
    • Patent number 3,915,534
    • Issue date Oct 28, 1975
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3909570
    • Patent number 3,909,570
    • Issue date Sep 30, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3868616
    • Patent number 3,868,616
    • Issue date Feb 25, 1975
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3860321
    • Patent number 3,860,321
    • Issue date Jan 14, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3835439
    • Patent number 3,835,439
    • Issue date Sep 10, 1974
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3763461
    • Patent number 3,763,461
    • Issue date Oct 2, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3739122
    • Patent number 3,739,122
    • Issue date Jun 12, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3737403
    • Patent number 3,737,403
    • Issue date Jun 5, 1973
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3676623
    • Patent number 3,676,623
    • Issue date Jul 11, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3671697
    • Patent number 3,671,697
    • Issue date Jun 20, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3668351
    • Patent number 3,668,351
    • Issue date Jun 6, 1972
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3668614
    • Patent number 3,668,614
    • Issue date Jun 6, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3654590
    • Patent number 3,654,590
    • Issue date Apr 4, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3652975
    • Patent number 3,652,975
    • Issue date Mar 28, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3602667
    • Patent number 3,602,667
    • Issue date Aug 31, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3586804
    • Patent number 3,586,804
    • Issue date Jun 22, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3586802
    • Patent number 3,586,802
    • Issue date Jun 22, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3576967
    • Patent number 3,576,967
    • Issue date May 4, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3549840
    • Patent number 3,549,840
    • Issue date Dec 22, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3513437
    • Patent number 3,513,437
    • Issue date May 19, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3452172
    • Patent number 3,452,172
    • Issue date Jun 24, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3441699
    • Patent number 3,441,699
    • Issue date Apr 29, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3391368
    • Patent number 3,391,368
    • Issue date Jul 2, 1968
    • H01 - BASIC ELECTRIC ELEMENTS