FR1321604A - Electric alarm device - Google Patents

Electric alarm device

Info

Publication number
FR1321604A
FR1321604A FR887614A FR887614A FR1321604A FR 1321604 A FR1321604 A FR 1321604A FR 887614 A FR887614 A FR 887614A FR 887614 A FR887614 A FR 887614A FR 1321604 A FR1321604 A FR 1321604A
Authority
FR
France
Prior art keywords
alarm device
electric alarm
electric
alarm
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
FR887614A
Other languages
French (fr)
Inventor
Francois Leon Michel Blanche
Pierre Andre Bourges
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 filed Critical
Priority to FR887614A priority Critical patent/FR1321604A/en
Application granted granted Critical
Publication of FR1321604A publication Critical patent/FR1321604A/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
    • H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
    • H01H50/70—Driving arrangements between movable part of magnetic circuit and contact operating contact momentarily during stroke of armature
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
FR887614A 1962-02-09 1962-02-09 Electric alarm device Expired FR1321604A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR887614A FR1321604A (en) 1962-02-09 1962-02-09 Electric alarm device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR887614A FR1321604A (en) 1962-02-09 1962-02-09 Electric alarm device

Publications (1)

Publication Number Publication Date
FR1321604A true FR1321604A (en) 1963-03-22

Family

ID=8772408

Family Applications (1)

Application Number Title Priority Date Filing Date
FR887614A Expired FR1321604A (en) 1962-02-09 1962-02-09 Electric alarm device

Country Status (1)

Country Link
FR (1) FR1321604A (en)

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