AU476368B2 - Fire alarms - Google Patents

Fire alarms

Info

Publication number
AU476368B2
AU476368B2 AU59013/73A AU5901373A AU476368B2 AU 476368 B2 AU476368 B2 AU 476368B2 AU 59013/73 A AU59013/73 A AU 59013/73A AU 5901373 A AU5901373 A AU 5901373A AU 476368 B2 AU476368 B2 AU 476368B2
Authority
AU
Australia
Prior art keywords
fire alarms
alarms
fire
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU59013/73A
Other languages
English (en)
Other versions
AU5901373A (en
Inventor
THOMAS PEBERDY ERIC MacDONALD WILLIAM
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chubb Fire Ltd
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 AU5901373A publication Critical patent/AU5901373A/en
Application granted granted Critical
Publication of AU476368B2 publication Critical patent/AU476368B2/en
Expired legal-status Critical Current

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)
AU59013/73A 1972-08-11 1973-08-08 Fire alarms Expired AU476368B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB37633/72 1972-08-11
GB3763372A GB1405615A (en) 1972-08-11 1972-08-11 Fire alarms
GB5258772 1972-11-14

Publications (2)

Publication Number Publication Date
AU5901373A AU5901373A (en) 1975-02-13
AU476368B2 true AU476368B2 (en) 1976-09-16

Family

ID=26263518

Family Applications (1)

Application Number Title Priority Date Filing Date
AU59013/73A Expired AU476368B2 (en) 1972-08-11 1973-08-08 Fire alarms

Country Status (17)

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

Families Citing this family (9)

* 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 (fr) * 1979-07-13 1983-07-20 Securiton AG Procédé de détection d'aérosols dans l'air se trouvant dans une zone de contròle ainsi que dispositif pour sa mise en oeuvre
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
EP0145189B1 (fr) * 1983-10-21 1990-08-08 COLE, Martin Terence Appareil pour la détection de la fumée
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 (fr) * 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

Also Published As

Publication number Publication date
ES417739A1 (es) 1976-02-16
IL42930A (en) 1976-10-31
IT990203B (it) 1975-06-20
DK144255B (da) 1982-01-25
DD107157A5 (fr) 1974-07-12
GB1405615A (en) 1975-09-10
SE383793B (sv) 1976-03-29
IL42930A0 (en) 1973-11-28
HK55376A (en) 1976-09-17
DE2340041A1 (de) 1974-04-04
CH560434A5 (fr) 1975-03-27
NO132564C (fr) 1975-11-26
DE2340041C2 (de) 1984-11-29
AT347300B (de) 1978-12-27
ATA708673A (de) 1978-04-15
NL7311010A (fr) 1974-02-13
NO132564B (fr) 1975-08-18
DK144255C (da) 1982-08-16
FR2195813B3 (fr) 1975-10-31
FR2195813A1 (fr) 1974-03-08
MY7600243A (en) 1976-12-31
JPS49132998A (fr) 1974-12-20
AU5901373A (en) 1975-02-13

Similar Documents

Publication Publication Date Title
CA1018680A (fr) Detecteur d'incendie a conisation
AU471033B2 (en) Flame monitoring system
CA981754A (en) Smoke detector failure alarm
CA1010969A (en) Fire alarms
AU476368B2 (en) Fire alarms
CA990865A (en) Smoke detectors
CA952209A (en) Fire alarm system
CA902272A (en) Ionization fire alarm
CA951219A (en) Fire extinguishing system
CA950868A (en) Fire escape means
AU477410B2 (en) Fire detectors
CA889955A (en) Fire detection alarm means
CA901125A (en) Alarm system
CA896752A (en) Alarm system
AU6025073A (en) Fire detectors
AU476955B2 (en) Alarm systems
CA910255A (en) Fire prevention system
CA912367A (en) Spring operated fire alarm
CA903876A (en) Automatic intruder alarm
AU466065B2 (en) Smoke detector
AU482860B2 (en) Smoke detector
CA913247A (en) Smoke detector
AU432278B2 (en) Fire alarm system
AU428699B2 (en) Fire alarm system
AU426998B2 (en) Fire alarm system