FR1312343A - Magnetic spark extinguishing device for electromechanical switching devices - Google Patents

Magnetic spark extinguishing device for electromechanical switching devices

Info

Publication number
FR1312343A
FR1312343A FR885853A FR885853A FR1312343A FR 1312343 A FR1312343 A FR 1312343A FR 885853 A FR885853 A FR 885853A FR 885853 A FR885853 A FR 885853A FR 1312343 A FR1312343 A FR 1312343A
Authority
FR
France
Prior art keywords
switching devices
extinguishing device
electromechanical switching
spark extinguishing
magnetic spark
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
FR885853A
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.)
Westinghouse Air Brake Co
Original Assignee
Westinghouse Air Brake Co
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 Air Brake Co filed Critical Westinghouse Air Brake Co
Priority to FR885853A priority Critical patent/FR1312343A/en
Application granted granted Critical
Publication of FR1312343A publication Critical patent/FR1312343A/en
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
    • H01H50/36—Stationary parts of magnetic circuit, e.g. yoke
    • H01H50/38—Part of main magnetic circuit shaped to suppress arcing between the contacts of the relay
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
FR885853A 1961-03-24 1962-01-25 Magnetic spark extinguishing device for electromechanical switching devices Expired FR1312343A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR885853A FR1312343A (en) 1961-03-24 1962-01-25 Magnetic spark extinguishing device for electromechanical switching devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9817961A 1961-03-24 1961-03-24
FR885853A FR1312343A (en) 1961-03-24 1962-01-25 Magnetic spark extinguishing device for electromechanical switching devices

Publications (1)

Publication Number Publication Date
FR1312343A true FR1312343A (en) 1962-12-14

Family

ID=26194087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR885853A Expired FR1312343A (en) 1961-03-24 1962-01-25 Magnetic spark extinguishing device for electromechanical switching devices

Country Status (1)

Country Link
FR (1) FR1312343A (en)

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