CH540561A - Electromagnetic switching device - Google Patents

Electromagnetic switching device

Info

Publication number
CH540561A
CH540561A CH475472A CH475472A CH540561A CH 540561 A CH540561 A CH 540561A CH 475472 A CH475472 A CH 475472A CH 475472 A CH475472 A CH 475472A CH 540561 A CH540561 A CH 540561A
Authority
CH
Switzerland
Prior art keywords
switching device
electromagnetic switching
electromagnetic
switching
Prior art date
Application number
CH475472A
Other languages
German (de)
Inventor
Arthur Wilsdon Thomas
Daniel Collins James
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
Publication of CH540561A publication Critical patent/CH540561A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
CH475472A 1971-03-30 1972-03-29 Electromagnetic switching device CH540561A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12947471A 1971-03-30 1971-03-30

Publications (1)

Publication Number Publication Date
CH540561A true CH540561A (en) 1973-08-15

Family

ID=22440141

Family Applications (1)

Application Number Title Priority Date Filing Date
CH475472A CH540561A (en) 1971-03-30 1972-03-29 Electromagnetic switching device

Country Status (7)

Country Link
US (1) US3659237A (en)
JP (1) JPS5221702B1 (en)
AT (1) AT311474B (en)
AU (1) AU3895472A (en)
CA (1) CA932361A (en)
CH (1) CH540561A (en)
DE (1) DE2215102A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078218A (en) * 1976-02-12 1978-03-07 Westinghouse Electric Corporation Magnetic contactor
US4099151A (en) * 1977-03-29 1978-07-04 Westinghouse Electric Corp. Electromagnetic contactor
US4223289A (en) * 1979-01-02 1980-09-16 Westinghouse Electric Corp. AC-DC Magnet coil assembly for low dropout AC contactors
CY1365A (en) * 1980-03-28 1987-08-07 Biochemie Gmbh New process for the production of cephalosporin antibiotics, and novel intermediates used in such process and their production
JPS57157594U (en) * 1981-03-31 1982-10-04
US6229417B1 (en) * 1999-02-23 2001-05-08 Rockwell Technologies, Llc Operator for an electromagnetic switching device
DE10013319C1 (en) * 2000-03-17 2001-10-11 Siemens Ag Electromagnetic switching device, in particular a contactor, with a contact bridge support lock
US6400242B1 (en) * 2000-10-10 2002-06-04 Carling Technologies, Inc. High current auxiliary switch for a circuit breaker

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119963B (en) * 1960-02-12 1961-12-21 Licentia Gmbh Arrangement to dampen the contact bounces in electromagnetic switching devices, especially in contactors
AT246836B (en) * 1964-03-13 1966-05-10 Naimer H L Electrical contactor
US3525059A (en) * 1968-05-06 1970-08-18 Square D Co Electromagnetic contactor

Also Published As

Publication number Publication date
AT311474B (en) 1973-11-26
JPS5221702B1 (en) 1977-06-13
DE2215102A1 (en) 1972-10-05
CA932361A (en) 1973-08-21
US3659237A (en) 1972-04-25
JPS4740054A (en) 1972-12-09
AU3895472A (en) 1973-08-16

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Legal Events

Date Code Title Description
PL Patent ceased