FR696259A - Further development of electric switches operating in gas - Google Patents

Further development of electric switches operating in gas

Info

Publication number
FR696259A
FR696259A FR696259DA FR696259A FR 696259 A FR696259 A FR 696259A FR 696259D A FR696259D A FR 696259DA FR 696259 A FR696259 A FR 696259A
Authority
FR
France
Prior art keywords
gas
further development
electric switches
switches operating
operating
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
Other languages
French (fr)
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.)
Cegelec SA
Original Assignee
Cegelec SA
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 Cegelec SA filed Critical Cegelec SA
Application granted granted Critical
Publication of FR696259A publication Critical patent/FR696259A/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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
FR696259D 1929-09-11 1929-09-11 Further development of electric switches operating in gas Expired FR696259A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR696259T 1929-09-11

Publications (1)

Publication Number Publication Date
FR696259A true FR696259A (en) 1930-12-29

Family

ID=9046559

Family Applications (1)

Application Number Title Priority Date Filing Date
FR696259D Expired FR696259A (en) 1929-09-11 1929-09-11 Further development of electric switches operating in gas

Country Status (2)

Country Link
FR (1) FR696259A (en)
GB (1) GB369189A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747995C (en) * 1934-06-12 1944-10-23 Compressed gas switch
US2957063A (en) * 1958-03-07 1960-10-18 Westinghouse Electric Corp Pumped-gas circuit interrupter
US2981815A (en) * 1957-12-10 1961-04-25 Westinghouse Electric Corp Circuit interrupter
EP0639843A1 (en) * 1993-08-19 1995-02-22 Fritz Driescher KG, Spezialfabrik für Elektrizitätswerksbedarf GmbH & Co. Arc extinguishing chamber in particular for load break switch

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653204A (en) * 1949-01-27 1953-09-22 Asea Ab Equalizing device for air current in air blast circuit breakers
GB184999A (en) * 1962-05-07 1922-08-31 Harry Ormiston Ormiston An improved metallic paint or coating
US3947650A (en) * 1974-01-09 1976-03-30 International Telephone And Telegraph Corporation Gas-insulated switch for an underground power distrubution system
JPS5828123A (en) * 1981-08-12 1983-02-19 株式会社日立製作所 Buffer type breaker

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747995C (en) * 1934-06-12 1944-10-23 Compressed gas switch
US2981815A (en) * 1957-12-10 1961-04-25 Westinghouse Electric Corp Circuit interrupter
US2957063A (en) * 1958-03-07 1960-10-18 Westinghouse Electric Corp Pumped-gas circuit interrupter
EP0639843A1 (en) * 1993-08-19 1995-02-22 Fritz Driescher KG, Spezialfabrik für Elektrizitätswerksbedarf GmbH & Co. Arc extinguishing chamber in particular for load break switch

Also Published As

Publication number Publication date
GB369189A (en) 1932-03-17

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