FR633335A - Improvements made to electrical circuit breakers - Google Patents

Improvements made to electrical circuit breakers

Info

Publication number
FR633335A
FR633335A FR633335DA FR633335A FR 633335 A FR633335 A FR 633335A FR 633335D A FR633335D A FR 633335DA FR 633335 A FR633335 A FR 633335A
Authority
FR
France
Prior art keywords
electrical circuit
circuit breakers
improvements made
breakers
electrical
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 FR633335A publication Critical patent/FR633335A/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
    • H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
    • H01H33/75—Liquid-break switches, e.g. oil-break
FR633335D 1926-04-28 1927-04-26 Improvements made to electrical circuit breakers Expired FR633335A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US105286A US1603078A (en) 1926-04-28 1926-04-28 Electric switch

Publications (1)

Publication Number Publication Date
FR633335A true FR633335A (en) 1928-01-27

Family

ID=22304994

Family Applications (1)

Application Number Title Priority Date Filing Date
FR633335D Expired FR633335A (en) 1926-04-28 1927-04-26 Improvements made to electrical circuit breakers

Country Status (3)

Country Link
US (1) US1603078A (en)
DE (1) DE521525C (en)
FR (1) FR633335A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686854A (en) * 1948-02-13 1954-08-17 Westinghouse Electric Corp Circuit interrupter
US2695349A (en) * 1951-07-31 1954-11-23 Westinghouse Electric Corp Over-pressure valve for liquid circuit interrupter

Also Published As

Publication number Publication date
US1603078A (en) 1926-10-12
DE521525C (en) 1931-03-23

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