GB837825A - Improvements relating to air-blast electrical circuit-breakers - Google Patents

Improvements relating to air-blast electrical circuit-breakers

Info

Publication number
GB837825A
GB837825A GB21511/57A GB2151157A GB837825A GB 837825 A GB837825 A GB 837825A GB 21511/57 A GB21511/57 A GB 21511/57A GB 2151157 A GB2151157 A GB 2151157A GB 837825 A GB837825 A GB 837825A
Authority
GB
United Kingdom
Prior art keywords
orifice
air
cylinder
atmosphere
moving contact
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
GB21511/57A
Other languages
English (en)
Inventor
Latour Andre
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
Publication of GB837825A publication Critical patent/GB837825A/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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic

Landscapes

  • Circuit Breakers (AREA)
  • Separation By Low-Temperature Treatments (AREA)
GB21511/57A 1956-07-10 1957-07-08 Improvements relating to air-blast electrical circuit-breakers Expired GB837825A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1059533X 1956-07-10

Publications (1)

Publication Number Publication Date
GB837825A true GB837825A (en) 1960-06-15

Family

ID=9599139

Family Applications (2)

Application Number Title Priority Date Filing Date
GB21511/57A Expired GB837825A (en) 1956-07-10 1957-07-08 Improvements relating to air-blast electrical circuit-breakers
GB21512/57A Expired GB837824A (en) 1956-07-10 1957-07-08 Improvements relating to air-blast electric circuit-breakers

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB21512/57A Expired GB837824A (en) 1956-07-10 1957-07-08 Improvements relating to air-blast electric circuit-breakers

Country Status (6)

Country Link
US (1) US2919329A (enrdf_load_stackoverflow)
BE (1) BE557909A (enrdf_load_stackoverflow)
CH (2) CH338884A (enrdf_load_stackoverflow)
DE (1) DE1059533B (enrdf_load_stackoverflow)
FR (1) FR1155626A (enrdf_load_stackoverflow)
GB (2) GB837825A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1221332B (de) * 1964-08-21 1966-07-21 Bbc Brown Boveri & Cie Druckgasschalter

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB884854A (en) * 1957-07-01 1961-12-20 Ass Elect Ind Improvements in air or gas blast electric circuit-breakers
DE1072679B (enrdf_load_stackoverflow) * 1958-03-26 1960-01-07
DE1203855B (de) * 1960-02-27 1965-10-28 Asea Ab Vorrichtung zur Bremsung der OEffnungsbewegung der beweglichen Kontaktes eines Druckluftschalters
GB936545A (en) * 1960-12-15 1963-09-11 Asea Ab Air blast electric circuit breaker
DE1212189B (de) * 1962-11-09 1966-03-10 Bbc Brown Boveri & Cie Impulsartig arbeitende Schalteinrichtung fuer Druckgasschalter
DE19638948A1 (de) * 1996-09-16 1998-03-19 Siemens Ag Fahrbar angeordneter Leistungsschalter mit einem Ausblasdämpfer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US798082A (en) * 1903-02-07 1905-08-29 Otis Elevator Co Automatic controller for electric circuits.
GB319277A (en) * 1928-09-19 1930-09-18 Gen Electric Improvements in and relating to pneumatically operated electric switches
DE596874C (de) * 1928-10-03 1934-05-11 Sigwart Ruppel Dipl Ing Steuerung fuer Schalter mit Lichtbogenloeschung durch stroemendes Druckgas
GB432453A (en) * 1934-03-28 1935-07-26 Gen Electric Co Ltd Improvements in electric switches or circuit breakers of the kind provided with separable electrodes, the arc gap between which is adapted to be swept by a stream of fluid
BE417665A (enrdf_load_stackoverflow) * 1935-10-10
CH214012A (de) * 1939-11-01 1941-03-31 Oerlikon Maschf Elektrischer Schalter mit Lichtbogenlöschung und Bewegung des Düsenkontaktes durch ein strömendes Druckmittel.
FR866412A (fr) * 1940-04-06 1941-08-12 Merlin Gerin Interrupteur à gaz comprimé pour haute tension
NL86380C (enrdf_load_stackoverflow) * 1948-07-31
BE519814A (enrdf_load_stackoverflow) * 1952-05-31

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1221332B (de) * 1964-08-21 1966-07-21 Bbc Brown Boveri & Cie Druckgasschalter

Also Published As

Publication number Publication date
CH338884A (fr) 1959-06-15
GB837824A (en) 1960-06-15
US2919329A (en) 1959-12-29
DE1059533B (de) 1959-06-18
CH341549A (fr) 1959-10-15
BE557909A (enrdf_load_stackoverflow)
FR1155626A (fr) 1958-05-06

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