SE390353B - FIRE ALARM SYSTEM - Google Patents

FIRE ALARM SYSTEM

Info

Publication number
SE390353B
SE390353B SE7410558A SE7410558A SE390353B SE 390353 B SE390353 B SE 390353B SE 7410558 A SE7410558 A SE 7410558A SE 7410558 A SE7410558 A SE 7410558A SE 390353 B SE390353 B SE 390353B
Authority
SE
Sweden
Prior art keywords
alarm system
fire alarm
fire
alarm
Prior art date
Application number
SE7410558A
Other languages
Swedish (sv)
Other versions
SE7410558L (en
Inventor
P Lehtonen
Original Assignee
Stroemberg Oy Ab
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 Stroemberg Oy Ab filed Critical Stroemberg Oy Ab
Publication of SE7410558L publication Critical patent/SE7410558L/xx
Publication of SE390353B publication Critical patent/SE390353B/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fire Alarms (AREA)
  • Fire-Detection Mechanisms (AREA)
SE7410558A 1973-08-24 1974-08-20 FIRE ALARM SYSTEM SE390353B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI2652/73A FI265273A (en) 1973-08-24 1973-08-24

Publications (2)

Publication Number Publication Date
SE7410558L SE7410558L (en) 1975-02-25
SE390353B true SE390353B (en) 1976-12-13

Family

ID=8507385

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7410558A SE390353B (en) 1973-08-24 1974-08-20 FIRE ALARM SYSTEM

Country Status (3)

Country Link
DE (1) DE2439611B2 (en)
FI (1) FI265273A (en)
SE (1) SE390353B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107830A1 (en) * 1981-02-25 1982-09-09 Auergesellschaft Gmbh, 1000 Berlin METHOD AND ARRANGEMENT FOR MAINTAINING THE ALARM OF A GAS DETECTOR

Also Published As

Publication number Publication date
DE2439611B2 (en) 1975-11-13
SE7410558L (en) 1975-02-25
FI265273A (en) 1975-02-25
DE2439611A1 (en) 1975-03-06

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