FR1134375A - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
FR1134375A
FR1134375A FR1134375DA FR1134375A FR 1134375 A FR1134375 A FR 1134375A FR 1134375D A FR1134375D A FR 1134375DA FR 1134375 A FR1134375 A FR 1134375A
Authority
FR
France
Prior art keywords
circuit breaker
breaker
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 FR1134375A publication Critical patent/FR1134375A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2454—Electromagnetic mechanisms characterised by the magnetic circuit or active magnetic elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2472—Electromagnetic mechanisms with rotatable armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2481—Electromagnetic mechanisms characterised by the coil design

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
FR1134375D 1954-05-05 1955-05-04 Circuit breaker Expired FR1134375A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US427777A US2840663A (en) 1954-05-05 1954-05-05 Circuit breaker

Publications (1)

Publication Number Publication Date
FR1134375A true FR1134375A (en) 1957-04-10

Family

ID=23696236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1134375D Expired FR1134375A (en) 1954-05-05 1955-05-04 Circuit breaker

Country Status (3)

Country Link
US (1) US2840663A (en)
DE (1) DE1060469B (en)
FR (1) FR1134375A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB916299A (en) * 1960-04-02 1963-01-23 Crabtree & Co Ltd J A Improvements in electric circuit breakers
US3544932A (en) * 1968-10-24 1970-12-01 Westinghouse Electric Corp Circuit breaker with improved trip means
US3611215A (en) * 1970-08-21 1971-10-05 Westinghouse Electric Corp Circuit breaker includng improved undervoltage trip means
US4179676A (en) * 1978-04-12 1979-12-18 Allen-Bradley Company Time delay relay movement
US4245204A (en) * 1978-07-03 1981-01-13 Gould Inc. Circuit breaker magnetic trip device
EP2544208B1 (en) * 2011-07-05 2016-04-13 Siemens Aktiengesellschaft Short circuit trigger with optimised magnet circuit
EP2544207B1 (en) * 2011-07-05 2017-03-29 Siemens Aktiengesellschaft Short circuit trigger with optimised coil connection

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190002047A (en) * 1900-02-01 1901-01-19 August Eckstein Improvements in Automatic Electric Switches or Cut-outs.
DE724500C (en) * 1937-08-06 1942-08-28 Aeg Device to prevent the immediate re-tripping of self-switches
US2611013A (en) * 1945-11-19 1952-09-16 Westinghouse Electric Corp Electromagnetic trip device
US2622167A (en) * 1946-12-31 1952-12-16 Westinghouse Electric Corp Circuit interrupter
BE482520A (en) * 1947-05-17
US2632823A (en) * 1948-12-29 1953-03-24 Gen Electric Overriding inverse time-delay trip mechanism for circuit breakers
BE500824A (en) * 1950-01-28
DE850021C (en) * 1950-01-28 1952-09-22 Westinghouse Electric Corp Electrical breaker with electromagnetic release device
US2709731A (en) * 1953-08-26 1955-05-31 Westinghouse Electric Corp Circuit breaker

Also Published As

Publication number Publication date
US2840663A (en) 1958-06-24
DE1060469B (en) 1959-07-02

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