SE8304508L - Sett och anordning att utfora optisk rokdetektering - Google Patents

Sett och anordning att utfora optisk rokdetektering

Info

Publication number
SE8304508L
SE8304508L SE8304508A SE8304508A SE8304508L SE 8304508 L SE8304508 L SE 8304508L SE 8304508 A SE8304508 A SE 8304508A SE 8304508 A SE8304508 A SE 8304508A SE 8304508 L SE8304508 L SE 8304508L
Authority
SE
Sweden
Prior art keywords
sender
receiver
intensity
perform optical
unit
Prior art date
Application number
SE8304508A
Other languages
English (en)
Other versions
SE456786B (sv
SE8304508D0 (sv
Inventor
Vaclav Vonasek
Lennart Klang
Original Assignee
Vaclav Vonasek
Lennart Klang
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 Vaclav Vonasek, Lennart Klang filed Critical Vaclav Vonasek
Priority to SE8304508A priority Critical patent/SE456786B/sv
Publication of SE8304508D0 publication Critical patent/SE8304508D0/sv
Publication of SE8304508L publication Critical patent/SE8304508L/sv
Publication of SE456786B publication Critical patent/SE456786B/sv

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Emergency Alarm Devices (AREA)
  • Fire-Detection Mechanisms (AREA)
SE8304508A 1983-08-19 1983-08-19 Saett och anordning foer fotoelektrisk roekdetektering, innefattande reglering av utsaend ljusintensitet SE456786B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8304508A SE456786B (sv) 1983-08-19 1983-08-19 Saett och anordning foer fotoelektrisk roekdetektering, innefattande reglering av utsaend ljusintensitet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8304508A SE456786B (sv) 1983-08-19 1983-08-19 Saett och anordning foer fotoelektrisk roekdetektering, innefattande reglering av utsaend ljusintensitet

Publications (3)

Publication Number Publication Date
SE8304508D0 SE8304508D0 (sv) 1983-08-19
SE8304508L true SE8304508L (sv) 1985-02-20
SE456786B SE456786B (sv) 1988-10-31

Family

ID=20352246

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8304508A SE456786B (sv) 1983-08-19 1983-08-19 Saett och anordning foer fotoelektrisk roekdetektering, innefattande reglering av utsaend ljusintensitet

Country Status (1)

Country Link
SE (1) SE456786B (sv)

Also Published As

Publication number Publication date
SE456786B (sv) 1988-10-31
SE8304508D0 (sv) 1983-08-19

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