SE311306B - - Google Patents

Info

Publication number
SE311306B
SE311306B SE321/65A SE32165A SE311306B SE 311306 B SE311306 B SE 311306B SE 321/65 A SE321/65 A SE 321/65A SE 32165 A SE32165 A SE 32165A SE 311306 B SE311306 B SE 311306B
Authority
SE
Sweden
Application number
SE321/65A
Inventor
E Lindgren
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE321/65A priority Critical patent/SE311306B/xx
Priority to NO160440A priority patent/NO117679B/no
Priority to FI652744A priority patent/FI45139C/fi
Priority to DK646265AA priority patent/DK114678B/da
Priority to CH33066A priority patent/CH448815A/de
Publication of SE311306B publication Critical patent/SE311306B/xx

Links

Classifications

    • 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
    • G08B17/107—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 for detecting light-scattering due to smoke
    • 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
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Lowering Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
SE321/65A 1965-01-11 1965-01-11 SE311306B (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE321/65A SE311306B (ja) 1965-01-11 1965-01-11
NO160440A NO117679B (ja) 1965-01-11 1965-11-11
FI652744A FI45139C (fi) 1965-01-11 1965-11-16 Palohälytyslaitteistoja varten tarkoitettu laite.
DK646265AA DK114678B (da) 1965-01-11 1965-12-16 Optisk brandalarmanlæg.
CH33066A CH448815A (de) 1965-01-11 1966-01-11 Anordnung bei Feuermeldeanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE321/65A SE311306B (ja) 1965-01-11 1965-01-11

Publications (1)

Publication Number Publication Date
SE311306B true SE311306B (ja) 1969-06-02

Family

ID=20256359

Family Applications (1)

Application Number Title Priority Date Filing Date
SE321/65A SE311306B (ja) 1965-01-11 1965-01-11

Country Status (5)

Country Link
CH (1) CH448815A (ja)
DK (1) DK114678B (ja)
FI (1) FI45139C (ja)
NO (1) NO117679B (ja)
SE (1) SE311306B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5993253B2 (ja) 2012-09-06 2016-09-14 能美防災株式会社 煙感知器

Also Published As

Publication number Publication date
CH448815A (de) 1967-12-15
DK114678B (da) 1969-07-21
NO117679B (ja) 1969-09-08
FI45139B (ja) 1971-11-30
FI45139C (fi) 1972-03-10

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