ATE377817T1 - Streulicht-rauchmelder - Google Patents

Streulicht-rauchmelder

Info

Publication number
ATE377817T1
ATE377817T1 AT04020577T AT04020577T ATE377817T1 AT E377817 T1 ATE377817 T1 AT E377817T1 AT 04020577 T AT04020577 T AT 04020577T AT 04020577 T AT04020577 T AT 04020577T AT E377817 T1 ATE377817 T1 AT E377817T1
Authority
AT
Austria
Prior art keywords
scattered light
smoke detectors
light smoke
difference
scattered signals
Prior art date
Application number
AT04020577T
Other languages
English (en)
Inventor
Giuseppe Marbach
Catherine Vermeersch
Original Assignee
Siemens Schweiz 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 Siemens Schweiz Ag filed Critical Siemens Schweiz Ag
Application granted granted Critical
Publication of ATE377817T1 publication Critical patent/ATE377817T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/20—Calibration, including self-calibrating arrangements
    • G08B29/24—Self-calibration, e.g. compensating for environmental drift or ageing of components
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT04020577T 2004-08-31 2004-08-31 Streulicht-rauchmelder ATE377817T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04020577A EP1630759B1 (de) 2004-08-31 2004-08-31 Streulicht-Rauchmelder

Publications (1)

Publication Number Publication Date
ATE377817T1 true ATE377817T1 (de) 2007-11-15

Family

ID=34926355

Family Applications (2)

Application Number Title Priority Date Filing Date
AT04020577T ATE377817T1 (de) 2004-08-31 2004-08-31 Streulicht-rauchmelder
AT04023740T ATE382923T1 (de) 2004-08-31 2004-10-06 Streulicht-rauchmelder

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT04023740T ATE382923T1 (de) 2004-08-31 2004-10-06 Streulicht-rauchmelder

Country Status (4)

Country Link
EP (1) EP1630759B1 (de)
AT (2) ATE377817T1 (de)
DE (2) DE502004005437D1 (de)
ES (2) ES2297311T3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1884904A1 (de) * 2006-07-26 2008-02-06 Siemens Schweiz AG Bestimmung der Gefahrenart mittels mindestens zwei Signalen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5726633A (en) * 1995-09-29 1998-03-10 Pittway Corporation Apparatus and method for discrimination of fire types
JPH11160238A (ja) * 1997-11-28 1999-06-18 Matsushita Electric Works Ltd 光電式煙感知器
DE19902319B4 (de) * 1999-01-21 2011-06-30 Novar GmbH, Albstadt-Ebingen Zweigniederlassung Neuss, 41469 Streulichtbrandmelder

Also Published As

Publication number Publication date
ES2297311T3 (es) 2008-05-01
DE502004005830D1 (de) 2008-02-14
ATE382923T1 (de) 2008-01-15
DE502004005437D1 (de) 2007-12-20
ES2299782T3 (es) 2008-06-01
EP1630759B1 (de) 2007-11-07
EP1630759A1 (de) 2006-03-01

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee