GB541236A - Improvements in or relating to a.c. electric circuit-breakers of the gas-blast type - Google Patents

Improvements in or relating to a.c. electric circuit-breakers of the gas-blast type

Info

Publication number
GB541236A
GB541236A GB6775/40A GB677540A GB541236A GB 541236 A GB541236 A GB 541236A GB 6775/40 A GB6775/40 A GB 6775/40A GB 677540 A GB677540 A GB 677540A GB 541236 A GB541236 A GB 541236A
Authority
GB
United Kingdom
Prior art keywords
gas
contact
metal
arc
contacts
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
GB6775/40A
Other languages
English (en)
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
Publication of GB541236A publication Critical patent/GB541236A/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

Landscapes

  • Circuit Breakers (AREA)
GB6775/40A 1940-04-15 1940-04-15 Improvements in or relating to a.c. electric circuit-breakers of the gas-blast type Expired GB541236A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB541236A true GB541236A (en) 1941-11-19

Family

ID=10247395

Family Applications (3)

Application Number Title Priority Date Filing Date
GB6775/40A Expired GB541236A (en) 1940-04-15 1940-04-15 Improvements in or relating to a.c. electric circuit-breakers of the gas-blast type
GB6763/40A Expired GB541235A (en) 1940-04-15 1940-04-15 Improvements in or relating to a.c. electric circuit-breakers having arc-control devices
GB6785/40A Expired GB541237A (en) 1940-04-15 1940-04-15 Improvements in or relating to a.c. electric circuit-breakers of the gas-blast type

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB6763/40A Expired GB541235A (en) 1940-04-15 1940-04-15 Improvements in or relating to a.c. electric circuit-breakers having arc-control devices
GB6785/40A Expired GB541237A (en) 1940-04-15 1940-04-15 Improvements in or relating to a.c. electric circuit-breakers of the gas-blast type

Country Status (6)

Country Link
US (1) US2302592A (en:Method)
BE (2) BE467249A (en:Method)
CH (2) CH271230A (en:Method)
FR (2) FR927760A (en:Method)
GB (3) GB541236A (en:Method)
NL (2) NL208615A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2315164A1 (fr) * 1975-06-18 1977-01-14 Bbc Brown Boveri & Cie Dispositif pour le soufflage d'un arc electrique

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE471741A (en:Method) * 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 (de) * 1969-07-02 1971-01-21 Bbc Brown Boveri & Cie Lichtbogenkammer aus Siebkeramik
US3617667A (en) * 1970-01-27 1971-11-02 Gen Electric Gas-blast circuit breaker with noise-reducing exhaust muffler assembly
DE4333277C2 (de) * 1993-09-24 1995-07-06 Siemens Ag Hochspannungs-Leistungsschalter mit einer Kühleinrichtung zur Kühlung des Löschgases
DE19517615A1 (de) * 1995-05-13 1996-11-14 Abb Research Ltd Leistungsschalter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2315164A1 (fr) * 1975-06-18 1977-01-14 Bbc Brown Boveri & Cie Dispositif pour le soufflage d'un arc electrique

Also Published As

Publication number Publication date
BE467248A (en:Method)
FR927760A (fr) 1947-11-10
CH266747A (fr) 1950-02-15
BE467249A (en:Method)
US2302592A (en) 1942-11-17
CH271230A (fr) 1950-10-15
NL208615A (en:Method)
NL109990C (en:Method)
FR927761A (fr) 1947-11-10
GB541235A (en) 1941-11-19
GB541237A (en) 1941-11-19

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