GB544755A - Improvements in or relating to electric circuit breakers of the gas blast type - Google Patents

Improvements in or relating to electric circuit breakers of the gas blast type

Info

Publication number
GB544755A
GB544755A GB286/41A GB28641A GB544755A GB 544755 A GB544755 A GB 544755A GB 286/41 A GB286/41 A GB 286/41A GB 28641 A GB28641 A GB 28641A GB 544755 A GB544755 A GB 544755A
Authority
GB
United Kingdom
Prior art keywords
contacts
blast
switch
opening
closed
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
GB286/41A
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.)
Westinghouse Electric International Co
Original Assignee
Westinghouse Electric International Co
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 International Co filed Critical Westinghouse Electric International Co
Publication of GB544755A publication Critical patent/GB544755A/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)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
GB286/41A 1940-01-11 1941-01-08 Improvements in or relating to electric circuit breakers of the gas blast type Expired GB544755A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US313430A US2281042A (en) 1940-01-11 1940-01-11 Circuit interrupter

Publications (1)

Publication Number Publication Date
GB544755A true GB544755A (en) 1942-04-27

Family

ID=23215659

Family Applications (1)

Application Number Title Priority Date Filing Date
GB286/41A Expired GB544755A (en) 1940-01-11 1941-01-08 Improvements in or relating to electric circuit breakers of the gas blast type

Country Status (5)

Country Link
US (1) US2281042A (en:Method)
BE (1) BE483191A (en:Method)
CH (1) CH218492A (en:Method)
FR (1) FR943606A (en:Method)
GB (1) GB544755A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112635265A (zh) * 2021-01-08 2021-04-09 南通理工学院 一种火灾预警系统用快速跳闸高压断路器

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE473866A (en:Method) * 1946-06-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112635265A (zh) * 2021-01-08 2021-04-09 南通理工学院 一种火灾预警系统用快速跳闸高压断路器

Also Published As

Publication number Publication date
FR943606A (fr) 1949-03-14
BE483191A (en:Method)
US2281042A (en) 1942-04-28
CH218492A (fr) 1941-12-15

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