CH212512A - Light switch. - Google Patents

Light switch.

Info

Publication number
CH212512A
CH212512A CH212512DA CH212512A CH 212512 A CH212512 A CH 212512A CH 212512D A CH212512D A CH 212512DA CH 212512 A CH212512 A CH 212512A
Authority
CH
Switzerland
Prior art keywords
light switch
switch
light
Prior art date
Application number
Other languages
French (fr)
Inventor
Company Westingh Manufacturing
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of CH212512A publication Critical patent/CH212512A/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
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/92—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being liquid, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Circuit Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
CH212512D 1938-09-21 1939-09-12 Light switch. CH212512A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US230946A US2253009A (en) 1938-09-21 1938-09-21 Circuit interrupter

Publications (1)

Publication Number Publication Date
CH212512A true CH212512A (en) 1940-11-30

Family

ID=22867184

Family Applications (1)

Application Number Title Priority Date Filing Date
CH212512D CH212512A (en) 1938-09-21 1939-09-12 Light switch.

Country Status (5)

Country Link
US (1) US2253009A (en)
BE (1) BE436436A (en)
CH (1) CH212512A (en)
GB (1) GB534936A (en)
NL (1) NL62093C (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421267A (en) * 1942-06-24 1947-05-27 Bbc Brown Boveri & Cie Mechanical switching device
US2428597A (en) * 1943-07-10 1947-10-07 Westinghouse Electric Corp Circuit interrupter
US2522994A (en) * 1946-07-19 1950-09-19 Gen Electric Electric circuit interrupter
US2580291A (en) * 1947-02-21 1951-12-25 Westinghouse Electric Corp Circuit interrupter
US2658976A (en) * 1948-12-03 1953-11-10 Electrical Eng Equipment Co Air circuit interrupter
US2913556A (en) * 1956-03-14 1959-11-17 Westinghouse Electric Corp Circuit interrupters
US3082308A (en) * 1957-12-06 1963-03-19 Westinghouse Electric Corp Circuit interrupter
US3164703A (en) * 1959-09-15 1965-01-05 Westinghouse Electric Corp Circuit interrupter of the single-bushing type with canted terminal-bushing construction
CN102412087B (en) * 2011-07-15 2013-12-04 成都凯赛尔电子有限公司 Surface decontamination system for moving and static contacts of vacuum arc extinguish chamber
CN117810017A (en) * 2024-02-29 2024-04-02 武汉飞特电气有限公司 Vacuum switch tube with external corrugated tube

Also Published As

Publication number Publication date
GB534936A (en) 1941-03-24
NL62093C (en)
BE436436A (en)
US2253009A (en) 1941-08-19

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