FR1034701A - - Google Patents

Info

Publication number: FR1034701A
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.)

1949-12-21

Publication date

1953-07-30

1953-07-30 Application granted granted Critical

1953-07-30 Publication of FR1034701A publication Critical patent/FR1034701A/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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
- H01H33/121—Load break switches
- H01H33/125—Load break switches comprising a separate circuit breaker
- H01H33/128—Load break switches comprising a separate circuit breaker being operated by a separate mechanism interlocked with the sectionalising mechanism
- 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
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/16—Impedances connected with contacts
- 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
- H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
- H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas
- H01H33/83—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas wherein the contacts are opened by the flow of air or gas
- 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
- H01H33/008—Pedestal mounted switch gear combinations

FR1034701D 1949-12-21 Expired FR1034701A (mo)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB289510X		1949-12-21

Publications (1)

Publication Number	Publication Date
FR1034701A true FR1034701A (mo)	1953-07-30

Family

ID=10283823

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1034701D Expired FR1034701A (mo)	1949-12-21

Country Status (4)

Country	Link
US (1)	US2645696A (mo)
CH (1)	CH289510A (mo)
FR (1)	FR1034701A (mo)
GB (1)	GB666834A (mo)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2445529A (en) *	1944-09-19	1948-07-20	Westinghouse Electric Corp	Circuit interrupter
FR999210A (mo) *	1945-12-03	1952-01-29
BE469806A (mo) *	1945-12-18

0
- FR FR1034701D patent/FR1034701A/fr not_active Expired
1949
- 1949-12-21 GB GB32736/49A patent/GB666834A/en not_active Expired
1950
- 1950-12-20 CH CH289510D patent/CH289510A/de unknown
- 1950-12-21 US US201961A patent/US2645696A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CH289510A (de)	1953-03-15
GB666834A (en)	1952-02-20
US2645696A (en)	1953-07-14

Publication	Publication Date	Title
BE483689A (mo)
NL76392C (mo)
BE487732A (mo)	1949-03-31
BE487776A (mo)	1949-03-31
NL79815C (mo)	1955-12-15
BE488247A (mo)	1949-04-30
BE483443A (mo)
BE488029A (mo)	1949-04-18
BE155588A (mo)
BE488285A (mo)
BE476829A (mo)
BE457200A (mo)
BE488420A (mo)
NL86387C (mo)
BE494120A (mo)
BE488550A (mo)
BE513565A (mo)
BE488178A (mo)
BE488429A (mo)	1949-04-30
BE479156A (mo)
BE488426A (mo)
BE485768A (mo)
NL71302C (mo)
BE480597A (mo)
BE500289A (mo)	1952-01-15