FR959519A - - Google Patents

Info

Publication number: FR959519A
Authority: FR; France
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

Other languages

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.)

1947-01-15

Publication date

1950-03-31

1950-03-31 Application granted granted Critical

1950-03-31 Publication of FR959519A publication Critical patent/FR959519A/fr

Status Expired legal-status Critical Current

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

FR959519D 1947-01-15 Expired FR959519A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE265317X		1947-01-15

Publications (1)

Publication Number	Publication Date
FR959519A true FR959519A (en)	1950-03-31

Family

ID=20306588

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR959519D Expired FR959519A (en)	1947-01-15

Country Status (4)

Country	Link
US (1)	US2632828A (en)
CH (1)	CH265317A (en)
FR (1)	FR959519A (en)
GB (1)	GB643096A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2761935A (en) *	1952-07-30	1956-09-04	David C Prince	Circuit breaker

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US692735A (en) *	1901-06-17	1902-02-04	James R Thompson	Combined electric switch and spark-blow-out mechanism.
US1334645A (en) *	1917-01-13	1920-03-23	Bechoff Ferdinand	Air-break switch
US1861128A (en) *	1928-12-28	1932-05-31	Milliken Humphreys	High-power circuit-breaker
GB375309A (en) *	1931-03-18	1932-06-20	Electr & Allied Ind Res Ass	Improvements relating to electric switches and circuit breakers
BE388499A (en) *	1931-05-21
GB398213A (en) *	1932-03-01	1933-09-01	Willis Bevan Whitney	Improvements in or relating to circuit breakers
DE687791C (en) *	1932-06-04	1940-02-06	Const Electr De Delle Sa Atel	Electric switch with arc extinguishing by flowing pressurized gas
US2133938A (en) *	1933-12-08	1938-10-18	Strauss Frida	Electric switch
US2222719A (en) *	1939-07-08	1940-11-26	Gen Electric	Air blast circuit breaker

0
- FR FR959519D patent/FR959519A/fr not_active Expired
1948
- 1948-01-06 US US688A patent/US2632828A/en not_active Expired - Lifetime
- 1948-01-10 CH CH265317D patent/CH265317A/en unknown
- 1948-01-12 GB GB874/48A patent/GB643096A/en not_active Expired

Also Published As

Publication number	Publication date
CH265317A (en)	1949-11-30
GB643096A (en)	1950-09-15
US2632828A (en)	1953-03-24

Publication	Publication Date	Title
AT165657B (en)
FR959800A (en)	1950-04-05
AT165716B (en)	1950-04-11
FR924367A (en)	1947-08-20
AT166672B (en)	1950-09-11
AT165884B (en)	1950-05-10
FR959519A (en)	1950-03-31
AT165673B (en)	1950-04-11
BE474505A (en)	1947-04-30
BE472149A (en)	1947-09-27
BE473401A (en)	1947-06-30
BE471167A (en)	1947-08-13
BE474384A (en)
BE471492A (en)
BE474341A (en)
BE342691A (en)
BE401708A (en)
BE422748A (en)
BE458425A (en)
BE463900A (en)
BE465296A (en)
BE467279A (en)
BE470620A (en)
BE470671A (en)
BE471627A (en)