SE387455B - IONIZATION SMOKE GAS DETECTOR - Google Patents

IONIZATION SMOKE GAS DETECTOR

Info

Publication number
SE387455B
SE387455B SE1036172A SE1036172A SE387455B SE 387455 B SE387455 B SE 387455B SE 1036172 A SE1036172 A SE 1036172A SE 1036172 A SE1036172 A SE 1036172A SE 387455 B SE387455 B SE 387455B
Authority
SE
Sweden
Prior art keywords
gas detector
smoke gas
ionization smoke
ionization
detector
Prior art date
Application number
SE1036172A
Other languages
Swedish (sv)
Inventor
H-K Bothe
V Netz
Original Assignee
Rft Messelektronik Dresden Veb
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 Rft Messelektronik Dresden Veb filed Critical Rft Messelektronik Dresden Veb
Publication of SE387455B publication Critical patent/SE387455B/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/64—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
    • G01N27/66—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage
    • 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
SE1036172A 1971-08-11 1972-08-09 IONIZATION SMOKE GAS DETECTOR SE387455B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD15706971 1971-08-11

Publications (1)

Publication Number Publication Date
SE387455B true SE387455B (en) 1976-09-06

Family

ID=5484188

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1036172A SE387455B (en) 1971-08-11 1972-08-09 IONIZATION SMOKE GAS DETECTOR

Country Status (3)

Country Link
DE (1) DE2236303A1 (en)
FR (1) FR2150096A5 (en)
SE (1) SE387455B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992022812A1 (en) * 1991-06-17 1992-12-23 Rennemo Bjoern Method and device for measuring the smoke concentration in air

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3604893A1 (en) * 1986-02-15 1987-08-20 Honeywell Elac Nautik Gmbh METHOD AND DEVICE FOR DETECTING MINIMUM QUANTITIES OF GASES OR STEAMS IN GAS MIXTURES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992022812A1 (en) * 1991-06-17 1992-12-23 Rennemo Bjoern Method and device for measuring the smoke concentration in air

Also Published As

Publication number Publication date
DE2236303A1 (en) 1973-02-15
FR2150096A5 (en) 1973-03-30

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