CH279750A - Compressed air switch. - Google Patents

Compressed air switch.

Info

Publication number
CH279750A
CH279750A CH279750DA CH279750A CH 279750 A CH279750 A CH 279750A CH 279750D A CH279750D A CH 279750DA CH 279750 A CH279750 A CH 279750A
Authority
CH
Switzerland
Prior art keywords
compressed air
air switch
switch
compressed
air
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiebolaget Allman Elektriska
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Publication of CH279750A publication Critical patent/CH279750A/en

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
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
    • 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
    • H01H33/24—Means for preventing discharge to non-current-carrying parts, e.g. using corona ring
CH279750D 1949-01-27 1950-01-17 Compressed air switch. CH279750A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE279750X 1949-01-27

Publications (1)

Publication Number Publication Date
CH279750A true CH279750A (en) 1951-12-15

Family

ID=20306978

Family Applications (1)

Application Number Title Priority Date Filing Date
CH279750D CH279750A (en) 1949-01-27 1950-01-17 Compressed air switch.

Country Status (4)

Country Link
US (1) US2653204A (en)
CH (1) CH279750A (en)
DE (2) DE908878C (en)
FR (1) FR1009463A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2813177A (en) * 1954-03-29 1957-11-12 Kelman Electric And Mfg Compan Circuit breaker
DE1069738B (en) * 1956-01-17 1959-11-26
FR2623657A1 (en) * 1987-11-19 1989-05-26 Merlin Gerin Circuit-breaker with self-blasting by expansion of insulating gas, equipped with an electric field distribution screen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602039C (en) * 1927-10-30 1934-09-04 Siemens Schuckertwerke Akt Ges counter
FR696259A (en) * 1929-09-11 1930-12-29 Alsthom Cgee Further development of electric switches operating in gas
DE600406C (en) * 1932-10-13 1934-07-21 Bbc Brown Boveri & Cie High voltage alternating current switch
DE603883C (en) * 1933-03-23 1934-10-10 Bbc Brown Boveri & Cie Switching arrangement
DE687900C (en) * 1934-07-18 1940-02-08 Frida Strauss Geb Ruppel Switch with arc extinguishing by compressed gas
BE412834A (en) * 1934-12-18
GB478122A (en) * 1935-06-14 1938-01-10 Siemens Ag Improvements in and relating to arc quenching devices
GB516530A (en) * 1938-06-22 1940-01-04 Reyrolle A & Co Ltd Improvements in or relating to electric circuit-breaking devices of the gas-blast type
GB532869A (en) * 1939-06-27 1941-02-03 British Thomson Houston Co Ltd Improvements in gas blast electric circuit breakers
US2382850A (en) * 1942-06-16 1945-08-14 Gen Electric Gas blast electric circuit breaker

Also Published As

Publication number Publication date
FR1009463A (en) 1952-05-29
DE865758C (en) 1953-02-05
US2653204A (en) 1953-09-22
DE908878C (en) 1954-04-12

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