FR920971A - Improvements to compressed air circuit breakers - Google Patents

Improvements to compressed air circuit breakers

Info

Publication number
FR920971A
FR920971A FR920971DA FR920971A FR 920971 A FR920971 A FR 920971A FR 920971D A FR920971D A FR 920971DA FR 920971 A FR920971 A FR 920971A
Authority
FR
France
Prior art keywords
compressed air
circuit breakers
air circuit
breakers
compressed
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Application granted granted Critical
Publication of FR920971A publication Critical patent/FR920971A/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
FR920971D 1945-01-31 1946-01-31 Improvements to compressed air circuit breakers Expired FR920971A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE606725X 1945-01-31

Publications (1)

Publication Number Publication Date
FR920971A true FR920971A (en) 1947-04-23

Family

ID=20312932

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920971D Expired FR920971A (en) 1945-01-31 1946-01-31 Improvements to compressed air circuit breakers

Country Status (3)

Country Link
BE (1) BE477591A (en)
FR (1) FR920971A (en)
GB (1) GB606725A (en)

Also Published As

Publication number Publication date
GB606725A (en) 1948-08-19
BE477591A (en)

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