FR722896A - Arc extinguishing device - Google Patents

Arc extinguishing device

Info

Publication number
FR722896A
FR722896A FR722896DA FR722896A FR 722896 A FR722896 A FR 722896A FR 722896D A FR722896D A FR 722896DA FR 722896 A FR722896 A FR 722896A
Authority
FR
France
Prior art keywords
arc extinguishing
extinguishing device
arc
extinguishing
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.)
CBS Corp
Original Assignee
Westinghouse Electric and Manufacturing Co
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 Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
Application granted granted Critical
Publication of FR722896A publication Critical patent/FR722896A/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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
FR722896D 1930-09-20 1931-09-14 Arc extinguishing device Expired FR722896A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US483235A US2109216A (en) 1930-09-20 1930-09-20 Arc-extinguishing device

Publications (1)

Publication Number Publication Date
FR722896A true FR722896A (en) 1932-03-29

Family

ID=23919252

Family Applications (1)

Application Number Title Priority Date Filing Date
FR722896D Expired FR722896A (en) 1930-09-20 1931-09-14 Arc extinguishing device

Country Status (3)

Country Link
US (1) US2109216A (en)
FR (1) FR722896A (en)
GB (1) GB379105A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767713C (en) * 1938-02-05 1953-04-09 Aeg Electric gas switch
US2429846A (en) * 1944-03-24 1947-10-28 Gen Electric Electric circuit interrupter
US3136875A (en) * 1961-05-09 1964-06-09 Westinghouse Electric Corp Circuit interrupters
DE6904672U (en) * 1969-02-07 1969-06-04 Pfisterer Elektrotech Karl SWITCHING UNIT FOR LOW VOLTAGE MAINS

Also Published As

Publication number Publication date
GB379105A (en) 1932-08-25
US2109216A (en) 1938-02-22

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