FR1068067A - Circuit breakers - Google Patents

Circuit breakers

Info

Publication number
FR1068067A
FR1068067A FR1068067DA FR1068067A FR 1068067 A FR1068067 A FR 1068067A FR 1068067D A FR1068067D A FR 1068067DA FR 1068067 A FR1068067 A FR 1068067A
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR1068067A publication Critical patent/FR1068067A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/36—Means for applying mechanical tension to fusible member
    • 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
FR1068067D 1951-09-28 1952-09-25 Circuit breakers Expired FR1068067A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US248724A US2739207A (en) 1951-09-28 1951-09-28 Circuit interrupters

Publications (1)

Publication Number Publication Date
FR1068067A true FR1068067A (en) 1954-06-22

Family

ID=22940394

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1068067D Expired FR1068067A (en) 1951-09-28 1952-09-25 Circuit breakers

Country Status (2)

Country Link
US (1) US2739207A (en)
FR (1) FR1068067A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171001A (en) * 1962-04-09 1965-02-23 Mc Graw Edison Co Repeating circuit interrupter with fluid integrating means

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1966901A (en) * 1930-12-19 1934-07-17 Schweitzer & Conrad Inc Arc extinguishing liquid for circuit interrupters and the like
BE389180A (en) * 1931-05-27
US2095441A (en) * 1934-04-25 1937-10-12 Charles S Hegel Circuit breaker
US2442477A (en) * 1941-06-24 1948-06-01 Westinghouse Electric Corp Circuit interrupter
BE473294A (en) * 1946-05-21

Also Published As

Publication number Publication date
US2739207A (en) 1956-03-20

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