FR927761A - Improvements to gas-blown type circuit breakers - Google Patents

Improvements to gas-blown type circuit breakers

Info

Publication number
FR927761A
FR927761A FR927761DA FR927761A FR 927761 A FR927761 A FR 927761A FR 927761D A FR927761D A FR 927761DA FR 927761 A FR927761 A FR 927761A
Authority
FR
France
Prior art keywords
gas
circuit breakers
type circuit
blown type
blown
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.)
A Reyrolle and Co Ltd
Original Assignee
A Reyrolle and 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 A Reyrolle and Co Ltd filed Critical A Reyrolle and Co Ltd
Application granted granted Critical
Publication of FR927761A publication Critical patent/FR927761A/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
    • 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
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/58—Silencers for suppressing noise of switch operation
FR927761D 1940-04-15 1946-06-08 Improvements to gas-blown type circuit breakers Expired FR927761A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB266747X 1940-04-15

Publications (1)

Publication Number Publication Date
FR927761A true FR927761A (en) 1947-11-10

Family

ID=10247395

Family Applications (2)

Application Number Title Priority Date Filing Date
FR927760D Expired FR927760A (en) 1940-04-15 1946-06-08 Improvements to electrical circuit breakers for alternating current of the gas blown type
FR927761D Expired FR927761A (en) 1940-04-15 1946-06-08 Improvements to gas-blown type circuit breakers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR927760D Expired FR927760A (en) 1940-04-15 1946-06-08 Improvements to electrical circuit breakers for alternating current of the gas blown type

Country Status (6)

Country Link
US (1) US2302592A (en)
BE (2) BE467248A (en)
CH (2) CH266747A (en)
FR (2) FR927760A (en)
GB (3) GB541235A (en)
NL (2) NL109990C (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE471741A (en) * 1942-05-30
GB575887A (en) * 1944-04-22 1946-03-08 Ferguson Pailin Ltd Improvements in gas blast high voltage electric circuit breakers
US2987596A (en) * 1958-12-06 1961-06-06 Asea Ab Scavenging means for air blast circuit breaker
GB979783A (en) * 1960-04-29 1965-01-06 Reyrolle A & Co Ltd Improvements relating to high-voltage electric circuit-breakers of the gas-blast type
DE1933529A1 (en) * 1969-07-02 1971-01-21 Bbc Brown Boveri & Cie Arc chamber made of sieve ceramic
US3617667A (en) * 1970-01-27 1971-11-02 Gen Electric Gas-blast circuit breaker with noise-reducing exhaust muffler assembly
CH591756A5 (en) * 1975-06-18 1977-09-30 Bbc Brown Boveri & Cie
DE4333277C2 (en) * 1993-09-24 1995-07-06 Siemens Ag High-voltage circuit breaker with a cooling device for cooling the extinguishing gas
DE19517615A1 (en) * 1995-05-13 1996-11-14 Abb Research Ltd Circuit breaker

Also Published As

Publication number Publication date
BE467249A (en)
BE467248A (en)
GB541237A (en) 1941-11-19
GB541235A (en) 1941-11-19
NL109990C (en)
US2302592A (en) 1942-11-17
NL208615A (en)
GB541236A (en) 1941-11-19
CH271230A (en) 1950-10-15
CH266747A (en) 1950-02-15
FR927760A (en) 1947-11-10

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