EP0014779A1 - Détecteur de fumée comportant un circuit d'exploitation d'impulsion - Google Patents

Détecteur de fumée comportant un circuit d'exploitation d'impulsion Download PDF

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Publication number
EP0014779A1
EP0014779A1 EP79200721A EP79200721A EP0014779A1 EP 0014779 A1 EP0014779 A1 EP 0014779A1 EP 79200721 A EP79200721 A EP 79200721A EP 79200721 A EP79200721 A EP 79200721A EP 0014779 A1 EP0014779 A1 EP 0014779A1
Authority
EP
European Patent Office
Prior art keywords
radiation
counter
pulses
smoke detector
output
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.)
Granted
Application number
EP79200721A
Other languages
German (de)
English (en)
Other versions
EP0014779B1 (fr
Inventor
Erwin Tresch
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.)
Cerberus AG
Original Assignee
Cerberus AG
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 Cerberus AG filed Critical Cerberus AG
Priority to AT79200721T priority Critical patent/ATE1207T1/de
Publication of EP0014779A1 publication Critical patent/EP0014779A1/fr
Application granted granted Critical
Publication of EP0014779B1 publication Critical patent/EP0014779B1/fr
Expired legal-status Critical Current

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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)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Vehicle Body Suspensions (AREA)
EP79200721A 1979-02-22 1979-12-04 Détecteur de fumée comportant un circuit d'exploitation d'impulsion Expired EP0014779B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT79200721T ATE1207T1 (de) 1979-02-22 1979-12-04 Rauchdetektor mit impuls-auswerteschaltung.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1773/79 1979-02-22
CH177379A CH638331A5 (de) 1979-02-22 1979-02-22 Rauchdetektor.

Publications (2)

Publication Number Publication Date
EP0014779A1 true EP0014779A1 (fr) 1980-09-03
EP0014779B1 EP0014779B1 (fr) 1982-06-16

Family

ID=4218261

Family Applications (1)

Application Number Title Priority Date Filing Date
EP79200721A Expired EP0014779B1 (fr) 1979-02-22 1979-12-04 Détecteur de fumée comportant un circuit d'exploitation d'impulsion

Country Status (10)

Country Link
US (1) US4321595A (fr)
EP (1) EP0014779B1 (fr)
JP (1) JPS55114938A (fr)
AT (1) ATE1207T1 (fr)
AU (1) AU528534B2 (fr)
CA (1) CA1129034A (fr)
CH (1) CH638331A5 (fr)
DE (1) DE2963129D1 (fr)
DK (1) DK149726C (fr)
NO (1) NO147619C (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0079010A1 (fr) * 1981-11-11 1983-05-18 Cerberus Ag Détecteur de fumée
WO1984002790A1 (fr) * 1983-01-11 1984-07-19 Cerberus Ag Detecteur de fumee photoelectrique et son utilisation
EP0067313B1 (fr) * 1981-06-15 1985-08-28 Cerberus Ag Détecteur de fumée comportant une source de rayonnement commandée par impulsions
GB2214682A (en) * 1988-01-21 1989-09-06 Huang Ding Li Smoke warning apparatus

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2609216A (en) * 1947-06-06 1952-09-02 Eric M Mcelhinney Sharp turn steering apparatus for vehicles
DE943797C (de) * 1950-02-26 1956-06-01 Hermann E Mueller K G Dr Motorisiertes Fahrzeug zur Ausfuehrung insbesondere landwirtschaftlicher Arbeiten
US5019805A (en) * 1989-02-03 1991-05-28 Flash-Alert Inc. Smoke detector with strobed visual alarm and remote alarm coupling
AU652513B2 (en) * 1992-06-29 1994-08-25 Nohmi Bosai Ltd Smoke detecting apparatus for fire alarm
UA78855C2 (en) * 2005-04-05 2007-04-25 Private Entpr Arton Smoke detector
CN102426751B (zh) * 2011-08-26 2013-07-17 无锡蓝天电子有限公司 点型光电感烟火灾探测器
ES2812831T3 (es) 2016-11-11 2021-03-18 Carrier Corp Detección basada en fibra óptica de alta sensibilidad
CA3043500A1 (fr) 2016-11-11 2018-05-17 Carrier Corporation Detection basee sur des fibres optiques haute sensibilite
EP3539105A1 (fr) * 2016-11-11 2019-09-18 Carrier Corporation Détection à base de fibres optiques à haute sensibilité
US10957176B2 (en) 2016-11-11 2021-03-23 Carrier Corporation High sensitivity fiber optic based detection
CA3043583A1 (fr) 2016-11-11 2018-05-17 Carrier Corporation Detection reposant sur des fibres optiques a haute sensibilite

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2254024A1 (fr) * 1973-11-26 1975-07-04 Pyrotector Inc
DE2909810A1 (de) * 1978-03-13 1979-09-27 American District Telegraph Co Riegelarm-rauchdetektor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH417405A (de) * 1964-07-14 1966-07-15 Cerberus Ag Werk Fuer Elektron Vorrichtung zur Feststellung von Aerosolen in Luft
US3946241A (en) * 1973-11-26 1976-03-23 Pyrotector, Incorporated Light detector with pulsed light source and synchronous data gating

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2254024A1 (fr) * 1973-11-26 1975-07-04 Pyrotector Inc
DE2909810A1 (de) * 1978-03-13 1979-09-27 American District Telegraph Co Riegelarm-rauchdetektor
GB2017994A (en) * 1978-03-13 1979-10-10 American District Telegraph Co Electrical apparatus for detecting an alarm condition eg optical smoke detectors
FR2420173A1 (fr) * 1978-03-13 1979-10-12 American District Telegraph Co Dispositif de detection d'une condition d'alarme

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0067313B1 (fr) * 1981-06-15 1985-08-28 Cerberus Ag Détecteur de fumée comportant une source de rayonnement commandée par impulsions
EP0079010A1 (fr) * 1981-11-11 1983-05-18 Cerberus Ag Détecteur de fumée
US4555634A (en) * 1981-11-11 1985-11-26 Cerberus Ag Optical smoke detector with contamination detection circuitry
WO1984002790A1 (fr) * 1983-01-11 1984-07-19 Cerberus Ag Detecteur de fumee photoelectrique et son utilisation
GB2214682A (en) * 1988-01-21 1989-09-06 Huang Ding Li Smoke warning apparatus

Also Published As

Publication number Publication date
CH638331A5 (de) 1983-09-15
US4321595A (en) 1982-03-23
DE2963129D1 (en) 1982-08-05
NO794342L (no) 1980-08-25
AU5471580A (en) 1980-08-28
NO147619C (no) 1983-05-18
JPS55114938A (en) 1980-09-04
CA1129034A (fr) 1982-08-03
DK149726B (da) 1986-09-15
DK64380A (da) 1980-08-23
EP0014779B1 (fr) 1982-06-16
AU528534B2 (en) 1983-05-05
JPS6327653B2 (fr) 1988-06-03
NO147619B (no) 1983-01-31
ATE1207T1 (de) 1982-07-15
DK149726C (da) 1987-04-13

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