FR553451A - Pneumatically controlled electric switch with spark blowing by means of air injection - Google Patents

Pneumatically controlled electric switch with spark blowing by means of air injection

Info

Publication number
FR553451A
FR553451A FR553451DA FR553451A FR 553451 A FR553451 A FR 553451A FR 553451D A FR553451D A FR 553451DA FR 553451 A FR553451 A FR 553451A
Authority
FR
France
Prior art keywords
air injection
electric switch
controlled electric
pneumatically controlled
spark
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maschinenfabrik Oerlikon AG
Original Assignee
Maschinenfabrik Oerlikon AG
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 Maschinenfabrik Oerlikon AG filed Critical Maschinenfabrik Oerlikon AG
Application granted granted Critical
Publication of FR553451A publication Critical patent/FR553451A/en
Expired legal-status Critical Current

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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
FR553451D 1922-05-17 1922-06-29 Pneumatically controlled electric switch with spark blowing by means of air injection Expired FR553451A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH553451X 1922-05-17

Publications (1)

Publication Number Publication Date
FR553451A true FR553451A (en) 1923-05-24

Family

ID=4519809

Family Applications (1)

Application Number Title Priority Date Filing Date
FR553451D Expired FR553451A (en) 1922-05-17 1922-06-29 Pneumatically controlled electric switch with spark blowing by means of air injection

Country Status (1)

Country Link
FR (1) FR553451A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979590A (en) * 1958-04-30 1961-04-11 Westinghouse Electric Corp Circuit interrupter
US3150245A (en) * 1957-09-13 1964-09-22 Westinghouse Electric Corp Liquefied gas circuit interrupters

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3150245A (en) * 1957-09-13 1964-09-22 Westinghouse Electric Corp Liquefied gas circuit interrupters
US2979590A (en) * 1958-04-30 1961-04-11 Westinghouse Electric Corp Circuit interrupter

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