EP1039426A3 - Dispositif pour détecter de la fumée - Google Patents

Dispositif pour détecter de la fumée Download PDF

Info

Publication number
EP1039426A3
EP1039426A3 EP00105832A EP00105832A EP1039426A3 EP 1039426 A3 EP1039426 A3 EP 1039426A3 EP 00105832 A EP00105832 A EP 00105832A EP 00105832 A EP00105832 A EP 00105832A EP 1039426 A3 EP1039426 A3 EP 1039426A3
Authority
EP
European Patent Office
Prior art keywords
sensing device
smoke sensing
smoke
reflected
radiation
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.)
Withdrawn
Application number
EP00105832A
Other languages
German (de)
English (en)
Other versions
EP1039426A2 (fr
Inventor
Gottfried Müller
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.)
Schako KG
Original Assignee
Schako Metallwarenfabrik Ferdinand Schad KG
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
Priority claimed from DE19912911A external-priority patent/DE19912911C2/de
Priority claimed from DE19951403A external-priority patent/DE19951403B4/de
Application filed by Schako Metallwarenfabrik Ferdinand Schad KG filed Critical Schako Metallwarenfabrik Ferdinand Schad KG
Publication of EP1039426A2 publication Critical patent/EP1039426A2/fr
Publication of EP1039426A3 publication Critical patent/EP1039426A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • 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

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)
  • Fire-Detection Mechanisms (AREA)
EP00105832A 1999-03-22 2000-03-20 Dispositif pour détecter de la fumée Withdrawn EP1039426A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19912911 1999-03-22
DE19912911A DE19912911C2 (de) 1999-03-22 1999-03-22 Vorrichtung zur Erkennung von Rauch
DE19951403 1999-10-26
DE19951403A DE19951403B4 (de) 1999-10-26 1999-10-26 Verfahren zur Erkennung von Rauch

Publications (2)

Publication Number Publication Date
EP1039426A2 EP1039426A2 (fr) 2000-09-27
EP1039426A3 true EP1039426A3 (fr) 2001-01-31

Family

ID=26052522

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00105832A Withdrawn EP1039426A3 (fr) 1999-03-22 2000-03-20 Dispositif pour détecter de la fumée

Country Status (1)

Country Link
EP (1) EP1039426A3 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10066246A1 (de) * 2000-09-22 2005-10-06 Robert Bosch Gmbh Streulichtrauchmelder
EP1763859A4 (fr) 2004-06-21 2009-08-12 John Spellman Detecteur de fumees
EP2093734B1 (fr) 2008-02-19 2011-06-29 Siemens Aktiengesellschaft Détecteur de fumée doté d'une évaluation temporelle d'un signal de rétrodiffusion, procédé de test pour la capacité fonctionnelle d'un détecteur de fumée
DE502008003347D1 (de) 2008-02-19 2011-06-09 Siemens Ag Rauchdetektion mittels zweier spektral unterschiedlicher Streulichtmessungen
EP2093732A1 (fr) 2008-02-19 2009-08-26 Siemens Aktiengesellschaft Dispositif et procédé de détection de fumée à l'aide de l'évaluation collective de deux signaux à rétrodiffusion optiques
US8947244B2 (en) * 2012-04-29 2015-02-03 Valor Fire Safety, Llc Smoke detector utilizing broadband light, external sampling volume, and internally reflected light
US9355542B2 (en) * 2014-01-27 2016-05-31 Kidde Technologies, Inc. Apparatuses, systems and methods for self-testing optical fire detectors
DE102015004458B4 (de) * 2014-06-26 2016-05-12 Elmos Semiconductor Aktiengesellschaft Vorrichtung und Verfahren für einen klassifizierenden, rauchkammerlosen Luftzustandssensor zur Prognostizierung eines folgenden Betriebszustands
EP3029647B1 (fr) 2014-12-04 2017-05-31 Siemens Schweiz AG Détecteur de fumée à écran diffusant ouvert, notamment équipé d'une LED Side-looker
US20190147716A1 (en) * 2016-05-03 2019-05-16 Autronica Fire & Security As Automatic cover detection system and method
DE102016208357A1 (de) 2016-05-13 2017-11-16 Siemens Schweiz Ag Brandmelder, insbesondere offener Streulichtrauchmelder, mit einer Photodiode zur Erfassung von Umgebungslicht, um davon abhängig den optischen Signalpfad bei der Streulicht-Brandanalyse zu beschleunigen
EP3455837B1 (fr) 2016-05-13 2020-03-11 Siemens Schweiz AG Détecteur d'incendie doté d'une photodiode pour détecter la lumière ambiante, de sorte à accélérer le déclenchement d'une éventuelle alarme incendie en fonction du résultat
WO2018226593A1 (fr) * 2017-06-05 2018-12-13 Carrier Corporation Procédé de surveillance de l'état d'un couvercle de protection d'un dispositif de détection
US11493229B2 (en) 2019-03-20 2022-11-08 Carrier Corporation Chamberless wide area duct smoke detector
US20230049915A1 (en) 2020-02-05 2023-02-16 Durag Gbmh Device for the scattered light measurement of particles in a gas

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH571750A5 (en) * 1974-09-10 1976-01-15 Nohmi Bosai Kogyo Co Ltd Photoelectricccc aerosol or smoke detector - second photo cell receives reflected light from prism surface to compensate for contamination
US4011458A (en) * 1975-10-09 1977-03-08 Pyrotector, Incorporated Photoelectric detector with light source intensity regulation
US4870394A (en) * 1988-01-29 1989-09-26 Systron-Donner Corp. Smoke detector with improved testing
EP0556898A1 (fr) * 1992-02-17 1993-08-25 Aritech B.V. Système d'alarme d'intrusion

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH571750A5 (en) * 1974-09-10 1976-01-15 Nohmi Bosai Kogyo Co Ltd Photoelectricccc aerosol or smoke detector - second photo cell receives reflected light from prism surface to compensate for contamination
US4011458A (en) * 1975-10-09 1977-03-08 Pyrotector, Incorporated Photoelectric detector with light source intensity regulation
US4870394A (en) * 1988-01-29 1989-09-26 Systron-Donner Corp. Smoke detector with improved testing
EP0556898A1 (fr) * 1992-02-17 1993-08-25 Aritech B.V. Système d'alarme d'intrusion

Also Published As

Publication number Publication date
EP1039426A2 (fr) 2000-09-27

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