FR1349894A - Fire detector - Google Patents

Fire detector

Info

Publication number
FR1349894A
FR1349894A FR898969A FR898969A FR1349894A FR 1349894 A FR1349894 A FR 1349894A FR 898969 A FR898969 A FR 898969A FR 898969 A FR898969 A FR 898969A FR 1349894 A FR1349894 A FR 1349894A
Authority
FR
France
Prior art keywords
fire detector
fire
detector
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
FR898969A
Other languages
French (fr)
Inventor
Georges Emile Morch
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 FR898969A priority Critical patent/FR1349894A/en
Application granted granted Critical
Publication of FR1349894A publication Critical patent/FR1349894A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/28—Switches having at least one liquid contact with level of surface of contact liquid displaced by fluid pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00—Measuring temperature based on the expansion or contraction of a material
    • G01K5/02—Measuring temperature based on the expansion or contraction of a material the material being a liquid
    • G01K5/16—Measuring temperature based on the expansion or contraction of a material the material being a liquid with electric contacts
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fluid Mechanics (AREA)
FR898969A 1962-05-28 1962-05-28 Fire detector Expired FR1349894A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR898969A FR1349894A (en) 1962-05-28 1962-05-28 Fire detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR898969A FR1349894A (en) 1962-05-28 1962-05-28 Fire detector

Publications (1)

Publication Number Publication Date
FR1349894A true FR1349894A (en) 1964-01-24

Family

ID=8779909

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898969A Expired FR1349894A (en) 1962-05-28 1962-05-28 Fire detector

Country Status (1)

Country Link
FR (1) FR1349894A (en)

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