FR1030509A - Alarm device operating in the event of a fire threat - Google Patents

Alarm device operating in the event of a fire threat

Info

Publication number
FR1030509A
FR1030509A FR1030509DA FR1030509A FR 1030509 A FR1030509 A FR 1030509A FR 1030509D A FR1030509D A FR 1030509DA FR 1030509 A FR1030509 A FR 1030509A
Authority
FR
France
Prior art keywords
event
alarm device
device operating
fire threat
threat
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
Maurice Echard
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 FR1030509A publication Critical patent/FR1030509A/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
    • H01H37/767—Normally open

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
FR1030509D 1951-01-05 1951-01-05 Alarm device operating in the event of a fire threat Expired FR1030509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1030509T 1951-01-05

Publications (1)

Publication Number Publication Date
FR1030509A true FR1030509A (en) 1953-06-15

Family

ID=9582562

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1030509D Expired FR1030509A (en) 1951-01-05 1951-01-05 Alarm device operating in the event of a fire threat

Country Status (1)

Country Link
FR (1) FR1030509A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428908A1 (en) * 1978-06-15 1980-01-11 Inter Control Koehler Hermann THERMAL CIRCUIT BREAKER WITH FUSE MATERIAL
EP0027647A1 (en) * 1979-10-20 1981-04-29 INTER CONTROL Hermann Köhler Elektrik GmbH u. Co. KG Temperature safety switch
DE3907292A1 (en) * 1988-08-02 1990-02-08 Tusky Maria Stackable egg tray

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428908A1 (en) * 1978-06-15 1980-01-11 Inter Control Koehler Hermann THERMAL CIRCUIT BREAKER WITH FUSE MATERIAL
EP0027647A1 (en) * 1979-10-20 1981-04-29 INTER CONTROL Hermann Köhler Elektrik GmbH u. Co. KG Temperature safety switch
DE3907292A1 (en) * 1988-08-02 1990-02-08 Tusky Maria Stackable egg tray

Similar Documents

Publication Publication Date Title
CH295638A (en) Hanging device.
FR1052508A (en) construction element and its assembly device
FR1078432A (en) Electronic storage device
FR1030509A (en) Alarm device operating in the event of a fire threat
FR1018342A (en) Alarm clock with ringing stop device
FR1040488A (en) Glare suppressor device
FR1033846A (en) Anti-theft protection or alarm device
CH291958A (en) Alarm device.
FR1084059A (en) Burglar alarm device
FR980559A (en) Electro-automatic alarm device
FR995627A (en) Theft or fire protection device
FR1024738A (en) Automatic fire alarm device activating the fire extinguisher device
FR1031889A (en) Alarm installation in case of fire or burglary
FR1017083A (en) Warning system in case of break-in of premises
FR995719A (en) Fire detector device
FR62607E (en) Insulation monitoring device
FR1053924A (en) Alarm sound in case of fire
FR1022547A (en) Alarm device
FR1095183A (en) Fire detection device operating by circuit break
FR1040363A (en) Anti-theft device
FR1015834A (en) Rescue device in case of fire
FR1013759A (en) Improvements to alarm systems against theft, fire, and similar applications
FR1046300A (en) Self-propelled sprinkler system
FR891766A (en) Gas detection and alarm device
FR1066451A (en) Friction device of the alarm clock index shaft