FR977182A - Fire detector - Google Patents

Fire detector

Info

Publication number
FR977182A
FR977182A FR977182DA FR977182A FR 977182 A FR977182 A FR 977182A FR 977182D A FR977182D A FR 977182DA FR 977182 A FR977182 A FR 977182A
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
Other languages
French (fr)
Inventor
Michel-Moise Malec
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
Application granted granted Critical
Publication of FR977182A publication Critical patent/FR977182A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • 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
    • G01K5/48—Measuring temperature based on the expansion or contraction of a material the material being a solid
    • G01K5/56—Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid
    • G01K5/62—Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid the solid body being formed of compounded strips or plates, e.g. bimetallic strip

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
FR977182D 1948-10-28 1948-10-28 Fire detector Expired FR977182A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR977182T 1948-10-28

Publications (1)

Publication Number Publication Date
FR977182A true FR977182A (en) 1951-03-28

Family

ID=9519479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR977182D Expired FR977182A (en) 1948-10-28 1948-10-28 Fire detector

Country Status (1)

Country Link
FR (1) FR977182A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU207371U1 (en) * 2021-07-20 2021-10-25 Владимир Семенович Мельников ELECTRIC CONNECTOR HEATING SENSOR

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU207371U1 (en) * 2021-07-20 2021-10-25 Владимир Семенович Мельников ELECTRIC CONNECTOR HEATING SENSOR

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