FR1089147A - Improvements to arc blowing devices - Google Patents

Improvements to arc blowing devices

Info

Publication number
FR1089147A
FR1089147A FR1089147DA FR1089147A FR 1089147 A FR1089147 A FR 1089147A FR 1089147D A FR1089147D A FR 1089147DA FR 1089147 A FR1089147 A FR 1089147A
Authority
FR
France
Prior art keywords
blowing devices
arc blowing
arc
devices
blowing
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)
Inventor
Andre Latour
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin SA
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 Merlin Gerin SA filed Critical Merlin Gerin SA
Application granted granted Critical
Publication of FR1089147A publication Critical patent/FR1089147A/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
    • H01H33/7046—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 having special gas flow directing elements, e.g. grooves, extensions
FR1089147D 1953-01-13 1953-12-09 Improvements to arc blowing devices Expired FR1089147A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE759938X 1953-01-13

Publications (1)

Publication Number Publication Date
FR1089147A true FR1089147A (en) 1955-03-15

Family

ID=3879868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1089147D Expired FR1089147A (en) 1953-01-13 1953-12-09 Improvements to arc blowing devices

Country Status (4)

Country Link
US (1) US2883494A (en)
BE (1) BE516895A (en)
FR (1) FR1089147A (en)
GB (1) GB759938A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2943173A (en) * 1957-03-01 1960-06-28 Bertrand P E Level Circuit-breaker, and especially a combined circuit-breaker isolating-switch device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH656976A5 (en) * 1981-06-30 1986-07-31 Bbc Brown Boveri & Cie COMPRESSION PISTON SWITCH.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1334645A (en) * 1917-01-13 1920-03-23 Bechoff Ferdinand Air-break switch
GB299700A (en) * 1927-10-29 1929-08-01 Siemens Ag Electric switch gear with air blast
DE600686C (en) * 1928-02-22 1934-07-28 Siemens Schuckertwerke Akt Ges Extinguishing device for switch-off arc using a gas flow
US2349681A (en) * 1941-05-24 1944-05-23 Westinghouse Electric & Mfg Co Circuit interrupter
US2347984A (en) * 1943-04-17 1944-05-02 Gen Electric Electric circuit breaker
US2491964A (en) * 1946-08-22 1949-12-20 Westinghouse Electric Corp Air blast circuit interrupter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2943173A (en) * 1957-03-01 1960-06-28 Bertrand P E Level Circuit-breaker, and especially a combined circuit-breaker isolating-switch device

Also Published As

Publication number Publication date
BE516895A (en)
US2883494A (en) 1959-04-21
GB759938A (en) 1956-10-24

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