FR767254A - Improvements to circuit breakers - Google Patents

Improvements to circuit breakers

Info

Publication number
FR767254A
FR767254A FR767254DA FR767254A FR 767254 A FR767254 A FR 767254A FR 767254D A FR767254D A FR 767254DA FR 767254 A FR767254 A FR 767254A
Authority
FR
France
Prior art keywords
circuit breakers
breakers
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.)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR767254A publication Critical patent/FR767254A/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
    • H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
FR767254D 1933-01-18 1934-01-18 Improvements to circuit breakers Expired FR767254A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1671/33A GB410909A (en) 1933-01-18 1933-01-18 Improvements relating to liquid-immersed electric switches

Publications (1)

Publication Number Publication Date
FR767254A true FR767254A (en) 1934-07-13

Family

ID=9726014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR767254D Expired FR767254A (en) 1933-01-18 1934-01-18 Improvements to circuit breakers

Country Status (3)

Country Link
US (1) US2020995A (en)
FR (1) FR767254A (en)
GB (1) GB410909A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445442A (en) * 1944-08-31 1948-07-20 Westinghouse Electric Corp Circuit interrupter
US2878345A (en) * 1955-02-11 1959-03-17 Asea Ab Extinguishing chamber for electric circuit breakers

Also Published As

Publication number Publication date
US2020995A (en) 1935-11-12
GB410909A (en) 1934-05-31

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