CH560434A5 - - Google Patents

Info

Publication number
CH560434A5
CH560434A5 CH1157773A CH1157773A CH560434A5 CH 560434 A5 CH560434 A5 CH 560434A5 CH 1157773 A CH1157773 A CH 1157773A CH 1157773 A CH1157773 A CH 1157773A CH 560434 A5 CH560434 A5 CH 560434A5
Authority
CH
Switzerland
Application number
CH1157773A
Original Assignee
Chubb Fire Security Ltd
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 Chubb Fire Security Ltd filed Critical Chubb Fire Security Ltd
Publication of CH560434A5 publication Critical patent/CH560434A5/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
CH1157773A 1972-08-11 1973-08-10 CH560434A5 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3763372A GB1405615A (en) 1972-08-11 1972-08-11 Fire alarms
GB5258772 1972-11-14

Publications (1)

Publication Number Publication Date
CH560434A5 true CH560434A5 (ko) 1975-03-27

Family

ID=26263518

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1157773A CH560434A5 (ko) 1972-08-11 1973-08-10

Country Status (17)

Country Link
JP (1) JPS49132998A (ko)
AT (1) AT347300B (ko)
AU (1) AU476368B2 (ko)
CH (1) CH560434A5 (ko)
DD (1) DD107157A5 (ko)
DE (1) DE2340041C2 (ko)
DK (1) DK144255C (ko)
ES (1) ES417739A1 (ko)
FR (1) FR2195813B3 (ko)
GB (1) GB1405615A (ko)
HK (1) HK55376A (ko)
IL (1) IL42930A (ko)
IT (1) IT990203B (ko)
MY (1) MY7600243A (ko)
NL (1) NL7311010A (ko)
NO (1) NO132564C (ko)
SE (1) SE383793B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145189A1 (en) * 1983-10-21 1985-06-19 COLE, Martin Terence Improvements relating to smoke detection apparatus

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7604502L (sv) * 1976-04-15 1977-10-16 Ericsson Telefon Ab L M Optisk branddetektor
SE395554B (sv) * 1976-09-01 1977-08-15 Ericsson Telefon Ab L M Optisk branddetektor
EP0022438B1 (de) * 1979-07-13 1983-07-20 Securiton AG Verfahren zur Feststellung von Aerosolen in Luft, welche sich in einer Prüfzone befindet sowie Gerät zur Ausführung desselben
JPS5631625A (en) * 1979-08-24 1981-03-31 Hochiki Corp Smoke detector of photoelectronic type
JPS57140925A (en) * 1981-02-24 1982-08-31 Fuji Heavy Ind Ltd Detection of clutch overheat
AU556490B2 (en) * 1982-07-29 1986-11-06 Kerr-Mcgee Corp. Production monitoring system
DE102004004098B3 (de) 2004-01-27 2005-09-01 Wagner Alarm- Und Sicherungssysteme Gmbh Verfahren zur Auswertung eines Streulichtsignals und Streulichtdetektor zur Durchführung des Verfahrens
CN108510701B (zh) * 2018-03-20 2019-11-22 深圳市泰和安科技有限公司 一种智能烟雾报警方法、装置及系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE455987C (de) * 1924-04-11 1928-02-11 John Joseph Dowling Vorrichtung zum Anzeigen von Lichtschwankungen durch eine lichtempfindliche Zelle und ein hochempfindliches Relais
DE1024851B (de) * 1953-05-04 1958-02-20 Electronics Corp America Anzeigevorrichtung fuer Flammen
JPS4429154Y1 (ko) * 1967-04-20 1969-12-03
GB1278205A (en) * 1970-02-11 1972-06-21 Shorrock Develpoments Ltd Smoke detecting device
DE2023463B1 (de) * 1970-05-13 1971-12-30 Preussag Ag Feuerschutz Optischer Rauchdetektor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145189A1 (en) * 1983-10-21 1985-06-19 COLE, Martin Terence Improvements relating to smoke detection apparatus

Also Published As

Publication number Publication date
AU476368B2 (en) 1976-09-16
AT347300B (de) 1978-12-27
DD107157A5 (ko) 1974-07-12
ATA708673A (de) 1978-04-15
SE383793B (sv) 1976-03-29
AU5901373A (en) 1975-02-13
NO132564C (ko) 1975-11-26
NL7311010A (ko) 1974-02-13
IL42930A0 (en) 1973-11-28
MY7600243A (en) 1976-12-31
DE2340041C2 (de) 1984-11-29
FR2195813B3 (ko) 1975-10-31
IT990203B (it) 1975-06-20
HK55376A (en) 1976-09-17
DK144255B (da) 1982-01-25
IL42930A (en) 1976-10-31
ES417739A1 (es) 1976-02-16
JPS49132998A (ko) 1974-12-20
DK144255C (da) 1982-08-16
NO132564B (ko) 1975-08-18
FR2195813A1 (ko) 1974-03-08
DE2340041A1 (de) 1974-04-04
GB1405615A (en) 1975-09-10

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Legal Events

Date Code Title Description
PL Patent ceased