GB253143A - - Google Patents

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Publication number: GB253143A
Authority: GB; United Kingdom
Prior art keywords: mercury; contacts; switch; electromagnet; circuit
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.): Active

Application number

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Publication of GB253143A publication Critical patent/GB253143A/en

Status Active legal-status Critical Current

Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

GB253143D Active GB253143A (es)

Publication Number	Publication Date
GB253143A true GB253143A (es)

Application Number	Title	Priority Date	Filing Date
GB253143D Active GB253143A (es)

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GB (1)	GB253143A (es)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2130012A (en) *	1982-10-23	1984-05-23	Hawker Siddeley Revenue Contr	Electrical circuit breaker

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2130012A (en) *	1982-10-23	1984-05-23	Hawker Siddeley Revenue Contr	Electrical circuit breaker

Publication	Publication Date	Title
KR870009425A (ko)	1987-10-26	충격 트립지연을 갖는 회로차단기
GB253143A (es)
US5880658A (en)	1999-03-09	Electromagnetic switch
JP2010015778A (ja)	2010-01-21	真空電磁接触器
US2012153A (en)	1935-08-20	Means for opening and closing circuits
US1941273A (en)	1933-12-26	Vacuum switch
GB1359505A (en)	1974-07-10	Magnetostrictive transducers or relays
KR870009424A (ko)	1987-10-26	트립 지연 자기회로를 갖는 회로차단기
GB1290386A (es)	1972-09-27
US3358109A (en)	1967-12-12	Liquid contact operating through a mechanical displacement of mercury
US4097832A (en)	1978-06-27	Relay with manually releasable latch
US2203321A (en)	1940-06-04	Switching device
KR890007185Y1 (ko)	1989-10-20	회로 차단기
US4739297A (en)	1988-04-19	Electric relay with a thermistor associated with a casing enclosing a thermally expandable mass and a rod actuating a rocker lever
US2096492A (en)	1937-10-19	Pneumatic switch
US3265840A (en)	1966-08-09	Vacuum type circuit interrupter device
US2306585A (en)	1942-12-29	Electric switch
US4463229A (en)	1984-07-31	Pneumatic operating mechanism for a circuit breaker
US3423553A (en)	1969-01-21	Arc-extinguishing apparatus for electric switches
US2803719A (en)	1957-08-20	Switch
US2376793A (en)	1945-05-22	Switch construction
US3259715A (en)	1966-07-05	Locally biased reed switches
US3164704A (en)	1965-01-05	Blast-valve mechanism for compressedgas circuit interrupter
US4388507A (en)	1983-06-14	Excess-current protective switch
US1030555A (en)	1912-06-25	Thermostatic time-element device.