BE747730A - AIR JET ARC BLOWER CUT-OFF DEVICE - Google Patents

AIR JET ARC BLOWER CUT-OFF DEVICE

Info

Publication number
BE747730A
BE747730A BE747730DA BE747730A BE 747730 A BE747730 A BE 747730A BE 747730D A BE747730D A BE 747730DA BE 747730 A BE747730 A BE 747730A
Authority
BE
Belgium
Prior art keywords
air jet
jet arc
blower cut
arc blower
cut
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Participations App Gardy Sa De
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Participations App Gardy Sa De filed Critical Participations App Gardy Sa De
Publication of BE747730A publication Critical patent/BE747730A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H01H33/121—Load break switches
BE747730D 1970-02-19 1970-03-20 AIR JET ARC BLOWER CUT-OFF DEVICE BE747730A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH243670A CH509651A (en) 1970-02-19 1970-02-19 Arc blowing cut-off device by an air jet
AU26249/71A AU450242B2 (en) 1970-02-19 1971-03-08 Spark blowout switch

Publications (1)

Publication Number Publication Date
BE747730A true BE747730A (en) 1970-08-31

Family

ID=25619857

Family Applications (1)

Application Number Title Priority Date Filing Date
BE747730D BE747730A (en) 1970-02-19 1970-03-20 AIR JET ARC BLOWER CUT-OFF DEVICE

Country Status (5)

Country Link
AU (1) AU450242B2 (en)
BE (1) BE747730A (en)
CH (1) CH509651A (en)
DE (1) DE2108998A1 (en)
FR (1) FR2078520A5 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472257A1 (en) * 1979-12-21 1981-06-26 Merlin Gerin Gas blast interrupter - has spring biassed piston drawn back during first opening phase and released to provide air blast to extinguish arc.
CH654950A5 (en) * 1980-07-18 1986-03-14 Bbc Brown Boveri & Cie HIGH VOLTAGE CIRCUIT BREAKERS.

Also Published As

Publication number Publication date
FR2078520A5 (en) 1971-11-05
CH509651A (en) 1971-06-30
DE2108998A1 (en) 1971-09-09
AU2624971A (en) 1972-09-14
AU450242B2 (en) 1974-06-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: S.A. DE PARTICIPATIONS APPAREILLAGE GARDY

Effective date: 19890331