FR1044960A - Perfectionnements aux commutateurs électriques - Google Patents

Perfectionnements aux commutateurs électriques

Info

Publication number
FR1044960A
FR1044960A FR1044960DA FR1044960A FR 1044960 A FR1044960 A FR 1044960A FR 1044960D A FR1044960D A FR 1044960DA FR 1044960 A FR1044960 A FR 1044960A
Authority
FR
France
Prior art keywords
electrical switches
switches
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
English (en)
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.)
Dewhurst and Partner PLC
Original Assignee
Dewhurst and Partner PLC
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 Dewhurst and Partner PLC filed Critical Dewhurst and Partner PLC
Application granted granted Critical
Publication of FR1044960A publication Critical patent/FR1044960A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/30—Mechanical arrangements for preventing or damping vibration or shock, e.g. by balancing of armature
    • H01H50/305—Mechanical arrangements for preventing or damping vibration or shock, e.g. by balancing of armature damping vibration due to functional movement of armature

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
FR1044960D 1950-10-12 1951-11-09 Perfectionnements aux commutateurs électriques Expired FR1044960A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24962/50A GB695296A (en) 1950-10-12 1950-10-12 Improvements in or relating to electromagnetic contactors

Publications (1)

Publication Number Publication Date
FR1044960A true FR1044960A (fr) 1953-11-23

Family

ID=10220023

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1044960D Expired FR1044960A (fr) 1950-10-12 1951-11-09 Perfectionnements aux commutateurs électriques

Country Status (3)

Country Link
US (1) US2732452A (fr)
FR (1) FR1044960A (fr)
GB (1) GB695296A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1090853A (en) * 1964-02-06 1967-11-15 Gen Electric Co Ltd Improvements in or relating to miniature electromagnetic relays
US3673525A (en) * 1971-03-30 1972-06-27 Westinghouse Electric Corp Contactor
US3824509A (en) * 1972-05-17 1974-07-16 Furnas Electric Co Magnetically operated electric switch device
US4831347A (en) * 1985-07-12 1989-05-16 Square D Company Air break contactor
US4843194A (en) * 1985-07-12 1989-06-27 Square D Company Air break contactor
US4635014A (en) * 1985-07-12 1987-01-06 Square D Company Contactor having a Z-shaped current path for blow-out force reduction

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1309822A (en) * 1919-07-15 Switch
DE434000C (de) * 1926-09-13 Voigt & Haeffner Akt Ges Schuetz mit Verzoegerung des Einschaltvorganges
US1280661A (en) * 1918-03-11 1918-10-08 Gen Electric Electromagnetic switch.
US1729876A (en) * 1922-10-24 1929-10-01 Westinghouse Electric & Mfg Co Control apparatus
US1779659A (en) * 1924-02-09 1930-10-28 Gen Electric Switch-contact mechanism
US1763116A (en) * 1928-03-24 1930-06-10 Westinghouse Electric & Mfg Co Magnetic contactor
US2071595A (en) * 1932-12-31 1937-02-23 Electric Controller & Mfg Co Arc dissipating device
US2145327A (en) * 1935-02-11 1939-01-31 Square D Co Contactor construction
US2231974A (en) * 1938-06-08 1941-02-18 Square D Co Electric switch
US2255886A (en) * 1938-12-10 1941-09-16 Square D Co Electric switch
US2424308A (en) * 1942-09-15 1947-07-22 Westinghouse Electric Corp Contactor
US2524287A (en) * 1945-01-19 1950-10-03 Westinghouse Electric Corp Circuit interrupter

Also Published As

Publication number Publication date
US2732452A (en) 1956-01-24
GB695296A (en) 1953-08-05

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