HU0300792D0 - Optical smoke indicator and its application based on principle extinction - Google Patents

Optical smoke indicator and its application based on principle extinction

Info

Publication number
HU0300792D0
HU0300792D0 HU0300792A HUP0300792A HU0300792D0 HU 0300792 D0 HU0300792 D0 HU 0300792D0 HU 0300792 A HU0300792 A HU 0300792A HU P0300792 A HUP0300792 A HU P0300792A HU 0300792 D0 HU0300792 D0 HU 0300792D0
Authority
HU
Hungary
Prior art keywords
extinction
principle
application based
optical smoke
smoke indicator
Prior art date
Application number
HU0300792A
Other languages
Hungarian (hu)
Original Assignee
Siemens Building Tech 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 Building Tech Ag filed Critical Siemens Building Tech Ag
Publication of HU0300792D0 publication Critical patent/HU0300792D0/en
Publication of HUP0300792A2 publication Critical patent/HUP0300792A2/en
Publication of HUP0300792A3 publication Critical patent/HUP0300792A3/en

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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/04—Monitoring of the detection circuits
    • G08B29/043—Monitoring of the detection circuits of fire detection circuits
    • 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
HU0300792A 2002-03-28 2003-03-26 Optical smoke indicator and its application based on principle extinction HUP0300792A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02007106A EP1349127A1 (en) 2002-03-28 2002-03-28 Obscuration smoke detector and use thereof

Publications (3)

Publication Number Publication Date
HU0300792D0 true HU0300792D0 (en) 2003-05-28
HUP0300792A2 HUP0300792A2 (en) 2003-12-29
HUP0300792A3 HUP0300792A3 (en) 2004-05-28

Family

ID=8185444

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0300792A HUP0300792A3 (en) 2002-03-28 2003-03-26 Optical smoke indicator and its application based on principle extinction

Country Status (8)

Country Link
EP (1) EP1349127A1 (en)
KR (1) KR20030078664A (en)
CN (1) CN1448896A (en)
AU (1) AU2003200391A1 (en)
CZ (1) CZ2003886A3 (en)
HU (1) HUP0300792A3 (en)
NO (1) NO20030680L (en)
PL (1) PL359358A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1783713B1 (en) * 2005-11-04 2008-05-28 Siemens Aktiengesellschaft Tamper-proofing for a fire detector
EP2093732A1 (en) * 2008-02-19 2009-08-26 Siemens Aktiengesellschaft Device and method for detecting smoke through joint evaluation of two optical backscattering signals
CN103674843B (en) * 2013-12-31 2016-02-10 上海贝岭股份有限公司 Photoelectric smoke detector and using method thereof
DE102014009642B4 (en) * 2014-06-26 2019-08-22 Elmos Semiconductor Aktiengesellschaft Method for detecting physical quantities for the detection and characterization of gases, mists and smoke, in particular a device for measuring the particle concentration
FR3063811B1 (en) * 2017-03-10 2021-08-27 Elichens OPTICAL GAS SENSOR

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9212060D0 (en) * 1992-06-04 1992-07-22 Appleby David Obscuration sensor
CH684135A5 (en) * 1992-07-08 1994-07-15 Cerberus Ag Optical Smoke Detector.
DE4320861A1 (en) * 1993-06-23 1995-01-05 Hekatron Gmbh Circuit arrangement for an optical detector for environmental monitoring and display of an interference medium
EP1017034B1 (en) * 1998-09-14 2003-08-27 Siemens Building Technologies AG Optical smoke detector according to the extinguish principle and method for compensating the temperature drift

Also Published As

Publication number Publication date
EP1349127A1 (en) 2003-10-01
AU2003200391A1 (en) 2003-10-23
NO20030680D0 (en) 2003-02-11
CZ2003886A3 (en) 2003-11-12
CN1448896A (en) 2003-10-15
HUP0300792A3 (en) 2004-05-28
KR20030078664A (en) 2003-10-08
PL359358A1 (en) 2003-10-06
NO20030680L (en) 2003-09-29
HUP0300792A2 (en) 2003-12-29

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Legal Events

Date Code Title Description
FA9A Lapse of provisional patent protection due to relinquishment or protection considered relinquished