CH278425A - Fire detector. - Google Patents

Fire detector.

Info

Publication number
CH278425A
CH278425A CH278425DA CH278425A CH 278425 A CH278425 A CH 278425A CH 278425D A CH278425D A CH 278425DA CH 278425 A CH278425 A CH 278425A
Authority
CH
Switzerland
Prior art keywords
fire detector
fire
detector
Prior art date
Application number
Other languages
French (fr)
Inventor
Societe Des Etablissem Limitee
Original Assignee
Soc D Etablissements Dorland S
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 Soc D Etablissements Dorland S filed Critical Soc D Etablissements Dorland S
Publication of CH278425A publication Critical patent/CH278425A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/36—Thermally-sensitive members actuated due to expansion or contraction of a fluid with or without vaporisation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/46—Thermally-sensitive members actuated due to expansion or contraction of a solid

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
CH278425D 1949-01-07 1949-10-18 Fire detector. CH278425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR981648T 1949-01-07

Publications (1)

Publication Number Publication Date
CH278425A true CH278425A (en) 1951-10-15

Family

ID=9534538

Family Applications (1)

Application Number Title Priority Date Filing Date
CH278425D CH278425A (en) 1949-01-07 1949-10-18 Fire detector.

Country Status (2)

Country Link
CH (1) CH278425A (en)
FR (1) FR981648A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2106246B (en) * 1981-07-14 1985-09-18 Chubb Fire Security Ltd Rate of temperature change detectors

Also Published As

Publication number Publication date
FR981648A (en) 1951-05-29

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