ZA975811B - Smoke detector. - Google Patents

Smoke detector.

Info

Publication number
ZA975811B
ZA975811B ZA9705811A ZA975811A ZA975811B ZA 975811 B ZA975811 B ZA 975811B ZA 9705811 A ZA9705811 A ZA 9705811A ZA 975811 A ZA975811 A ZA 975811A ZA 975811 B ZA975811 B ZA 975811B
Authority
ZA
South Africa
Prior art keywords
measuring chamber
smoke detector
photodetector
periphery
light source
Prior art date
Application number
ZA9705811A
Other languages
English (en)
Inventor
Urs Riedi
Bernhard Durrer
Kurt Hess
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8223019&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA975811(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cerberus Ag filed Critical Cerberus Ag
Publication of ZA975811B publication Critical patent/ZA975811B/xx

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)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
ZA9705811A 1996-07-22 1997-06-30 Smoke detector. ZA975811B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP96111751A EP0821330B1 (de) 1996-07-22 1996-07-22 Rauchmelder

Publications (1)

Publication Number Publication Date
ZA975811B true ZA975811B (en) 1998-02-04

Family

ID=8223019

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9705811A ZA975811B (en) 1996-07-22 1997-06-30 Smoke detector.

Country Status (12)

Country Link
EP (1) EP0821330B1 (es)
KR (1) KR100467130B1 (es)
CN (1) CN1135511C (es)
AT (1) ATE223604T1 (es)
AU (1) AU725418B2 (es)
DE (1) DE59609625D1 (es)
ES (1) ES2183899T3 (es)
PL (1) PL184244B1 (es)
RU (1) RU2189080C2 (es)
UA (1) UA42086C2 (es)
WO (1) WO1998003946A1 (es)
ZA (1) ZA975811B (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE318000T1 (de) 2002-06-20 2006-03-15 Siemens Schweiz Ag Brandmelder
DE50205854D1 (de) * 2002-06-20 2006-04-27 Siemens Schweiz Ag Zuerich Streulichtrauchmelder
EP1732049A1 (en) 2005-06-10 2006-12-13 Siemens S.A.S. Fire or smoke detector with high false alarm rejection performance
EP1768074A1 (de) 2005-09-21 2007-03-28 Siemens Schweiz AG Frühzeitige Detektion von Bränden
RU2340947C2 (ru) * 2007-06-15 2008-12-10 Валерий Васильевич Овчинников Пожарный дымовой оптико-электронный извещатель
CN101413889B (zh) * 2007-10-17 2010-08-11 同方泰德国际科技(北京)有限公司 一种对射型光电感烟探测器
WO2010038560A1 (ja) * 2008-10-01 2010-04-08 シャープ株式会社 電子機器、照明装置、表示装置、およびテレビ受信装置
RU2509369C1 (ru) * 2012-07-05 2014-03-10 Закрытое акционерное общество "Инженерно-техническая компания ИРСЭТ-Центр" Оптический датчик дыма
WO2016009460A1 (ja) * 2014-07-14 2016-01-21 日本フェンオール株式会社 光電式煙感知器
CN104459817B (zh) * 2014-12-16 2017-01-25 公安部沈阳消防研究所 一种火灾征兆探测装置及方法
CN107533787B (zh) * 2015-05-15 2019-10-18 谷歌有限责任公司 烟雾探测器室结构及相关方法
KR101772822B1 (ko) 2016-09-26 2017-08-29 이병권 이중격벽 암실구조를 갖는 광전식 연기감지기
RU187749U1 (ru) * 2018-08-31 2019-03-18 Общество с ограниченной ответственностью "Элеста" Датчик дыма
DE102019110336A1 (de) * 2019-04-18 2020-10-22 Jörg Flemming Rauchmelder
CN110443972B (zh) * 2019-09-12 2024-02-06 深圳市高新投三江电子股份有限公司 一种迷宫背景值控制方法
JP2023102460A (ja) * 2022-01-12 2023-07-25 ニデックプレシジョン株式会社 シャッター機構及び検査装置
RU210429U1 (ru) * 2022-01-31 2022-04-15 Публичное акционерное общество "Татнефть" имени В.Д. Шашина Датчик дымовой оптико-электронный для условий, осложненных наличием внутри помещения взвешенных частиц цемента

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727056A (en) * 1972-03-03 1973-04-10 Electro Signal Lab Photon couplers with solid state lamps
US4539556A (en) * 1983-04-15 1985-09-03 Pittway Corporation Combustion products detector with accelerated test
DE3334545A1 (de) * 1983-09-23 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Optischer rauchmelder
JP2648560B2 (ja) * 1993-04-09 1997-09-03 ホーチキ株式会社 散乱光式煙感知器

Also Published As

Publication number Publication date
DE59609625D1 (de) 2002-10-10
EP0821330A1 (de) 1998-01-28
AU3332797A (en) 1998-02-10
AU725418B2 (en) 2000-10-12
EP0821330B1 (de) 2002-09-04
KR20000064238A (ko) 2000-11-06
CN1198236A (zh) 1998-11-04
PL184244B1 (pl) 2002-09-30
WO1998003946A1 (de) 1998-01-29
ES2183899T3 (es) 2003-04-01
RU2189080C2 (ru) 2002-09-10
KR100467130B1 (ko) 2005-06-02
PL325921A1 (en) 1998-08-17
CN1135511C (zh) 2004-01-21
UA42086C2 (uk) 2001-10-15
ATE223604T1 (de) 2002-09-15

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