TREA

the flow of arc-extinguishing fluid under pressure from the contact space being controlled by a valve

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  • CPC
  • H01H33/86
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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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H01H33/86the flow of arc-extinguishing fluid under pressure from the contact space being controlled by a valve
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Dividing a heating volume of a power circuit
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    • Issue date Jul 16, 2024
    • Siemens Energy Global GmbH & Co. KG
    • Radu-Marian Cernat
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Device for interrupting non-short circuit currents only, in particu...
    • Patent number 11,699,559
    • Issue date Jul 11, 2023
    • Hitachi Energy Switzerland AG
    • Denis Tehlar
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric high-voltage circuit breaker
    • Patent number 11,145,476
    • Issue date Oct 12, 2021
    • General Electric Technology GmbH
    • Achim Stelter
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Device for interrupting non-short circuit currents only, in particu...
    • Patent number 11,087,939
    • Issue date Aug 10, 2021
    • ABB Power Grids Switzerland AG
    • Denis Tehlar
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit breaker comprising an improved compression chamber
    • Patent number 10,755,879
    • Issue date Aug 25, 2020
    • General Electric Technology GmbH
    • Joel Ozil
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Device for interrupting non-short circuit currents only, in particu...
    • Patent number 10,553,376
    • Issue date Feb 4, 2020
    • ABB Schweiz AG
    • Denis Tehlar
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Single-pole switching unit and switching unit comprising one such unit
    • Patent number 9,508,511
    • Issue date Nov 29, 2016
    • Schneider Electric Industries SAS
    • Philippe Legendre
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 9,147,543
    • Issue date Sep 29, 2015
    • Mitsubishi Electric Corporation
    • Katsuhiko Horinouchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-insulated high-voltage power circuit breaker
    • Patent number 8,822,868
    • Issue date Sep 2, 2014
    • ABB Technology AG
    • Timo Kehr
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3922512
    • Patent number 3,922,512
    • Issue date Nov 25, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3805001
    • Patent number 3,805,001
    • Issue date Apr 16, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3780244
    • Patent number 3,780,244
    • Issue date Dec 18, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3773994
    • Patent number 3,773,994
    • Issue date Nov 20, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3725623
    • Patent number 3,725,623
    • Issue date Apr 3, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3686454
    • Patent number 3,686,454
    • Issue date Aug 22, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3683141
    • Patent number 3,683,141
    • Issue date Aug 8, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3674957
    • Patent number 3,674,957
    • Issue date Jul 4, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3649790
    • Patent number 3,649,790
    • Issue date Mar 14, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3604872
    • Patent number 3,604,872
    • Issue date Sep 14, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3564177
    • Patent number 3,564,177
    • Issue date Feb 16, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3546408
    • Patent number 3,546,408
    • Issue date Dec 8, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3544747
    • Patent number 3,544,747
    • Issue date Dec 1, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3524954
    • Patent number 3,524,954
    • Issue date Aug 18, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3518388
    • Patent number 3,518,388
    • Issue date Jun 30, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3505487
    • Patent number 3,505,487
    • Issue date Apr 7, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3505488
    • Patent number 3,505,488
    • Issue date Apr 7, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3492452
    • Patent number 3,492,452
    • Issue date Jan 27, 1970
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3475575
    • Patent number 3,475,575
    • Issue date Oct 28, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3471666
    • Patent number 3,471,666
    • Issue date Oct 7, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3471667
    • Patent number 3,471,667
    • Issue date Oct 7, 1969
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents