FR1186251A - Contact blowing circuit breakers - Google Patents

Contact blowing circuit breakers

Info

Publication number
FR1186251A
FR1186251A FR1186251DA FR1186251A FR 1186251 A FR1186251 A FR 1186251A FR 1186251D A FR1186251D A FR 1186251DA FR 1186251 A FR1186251 A FR 1186251A
Authority
FR
France
Prior art keywords
circuit breakers
blowing circuit
contact blowing
contact
breakers
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.)
Westinghouse Canada Inc
Original Assignee
Westinghouse Canada Inc
Canadian Westinghouse Co Ltd
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 Canada Inc, Canadian Westinghouse Co Ltd filed Critical Westinghouse Canada Inc
Application granted granted Critical
Publication of FR1186251A publication Critical patent/FR1186251A/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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
FR1186251D 1956-04-10 1957-07-18 Contact blowing circuit breakers Expired FR1186251A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA353785X 1956-04-10

Publications (1)

Publication Number Publication Date
FR1186251A true FR1186251A (en) 1959-08-19

Family

ID=4171459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1186251D Expired FR1186251A (en) 1956-04-10 1957-07-18 Contact blowing circuit breakers

Country Status (5)

Country Link
BE (1) BE559510A (en)
CH (1) CH353785A (en)
DE (1) DE1071190B (en)
FR (1) FR1186251A (en)
GB (1) GB831239A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0642347B2 (en) * 1981-11-12 1994-06-01 三菱電機株式会社 Switchgear

Also Published As

Publication number Publication date
GB831239A (en) 1960-03-23
BE559510A (en) 1957-08-14
DE1071190B (en)
CH353785A (en) 1961-04-30

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