CH218492A - Electric switch. - Google Patents

Electric switch.

Info

Publication number: CH218492A
Authority: CH; Switzerland
Prior art keywords: electric switch; switch; electric
Prior art date: 1940-01-11

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.)

1940-01-11

Filing date

1941-02-14

Publication date

1941-12-15

1941-02-14 Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp

1941-12-15 Publication of CH218492A publication Critical patent/CH218492A/en

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

CH218492D 1940-01-11 1941-02-14 Electric switch. CH218492A (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
CH218492A true CH218492A (en)	1941-12-15

Family

ID=23215659

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH218492D CH218492A (en)	1940-01-11	1941-02-14	Electric switch.

Country Status (5)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE473866A (en) *	1946-06-13
CN112635265B (en) *	2021-01-08	2022-02-15	南通理工学院	A fast trip high-voltage circuit breaker for fire early warning system

0
- BE BE483191D patent/BE483191A/xx unknown
1940
- 1940-01-11 US US313430A patent/US2281042A/en not_active Expired - Lifetime
1941
- 1941-01-08 GB GB286/41A patent/GB544755A/en not_active Expired
- 1941-02-14 CH CH218492D patent/CH218492A/en unknown
1946
- 1946-10-04 FR FR943606D patent/FR943606A/en not_active Expired

Also Published As

Publication number	Publication date
BE483191A (en)
US2281042A (en)	1942-04-28
GB544755A (en)	1942-04-27
FR943606A (en)	1949-03-14

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