DE60304285D1 - Streulichtrauchsensor - Google Patents

Streulichtrauchsensor

Info

Publication number
DE60304285D1
DE60304285D1 DE60304285T DE60304285T DE60304285D1 DE 60304285 D1 DE60304285 D1 DE 60304285D1 DE 60304285 T DE60304285 T DE 60304285T DE 60304285 T DE60304285 T DE 60304285T DE 60304285 D1 DE60304285 D1 DE 60304285D1
Authority
DE
Germany
Prior art keywords
scattered light
smoke sensor
light smoke
sensor
scattered
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.)
Expired - Lifetime
Application number
DE60304285T
Other languages
English (en)
Other versions
DE60304285T2 (de
Inventor
Hidenari Matsukuma
Manabu Dohi
Hiroshi Honma
Hiroshi Shima
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.)
Hochiki Corp
Original Assignee
Hochiki Corp
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 Hochiki Corp filed Critical Hochiki Corp
Publication of DE60304285D1 publication Critical patent/DE60304285D1/de
Application granted granted Critical
Publication of DE60304285T2 publication Critical patent/DE60304285T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE60304285T 2002-01-11 2003-01-08 Streulichtrauchsensor Expired - Lifetime DE60304285T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002004221A JP3934423B2 (ja) 2002-01-11 2002-01-11 散乱光式煙感知器
JP2002004221 2002-01-11

Publications (2)

Publication Number Publication Date
DE60304285D1 true DE60304285D1 (de) 2006-05-18
DE60304285T2 DE60304285T2 (de) 2006-12-28

Family

ID=19190981

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60304285T Expired - Lifetime DE60304285T2 (de) 2002-01-11 2003-01-08 Streulichtrauchsensor

Country Status (4)

Country Link
US (1) US6914535B2 (de)
EP (1) EP1327966B1 (de)
JP (1) JP3934423B2 (de)
DE (1) DE60304285T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3934423B2 (ja) 2002-01-11 2007-06-20 ホーチキ株式会社 散乱光式煙感知器
DE10358531A1 (de) * 2003-12-13 2005-07-28 Minimax Gmbh & Co. Kg Vorrichtung und Verfahren zum Detektieren von Entstehungsbränden
DE102004001699A1 (de) * 2004-01-13 2005-08-04 Robert Bosch Gmbh Brandmelder
JP4405522B2 (ja) * 2007-03-07 2010-01-27 シャープ株式会社 光電式煙センサおよび照明機器
JP2009015630A (ja) * 2007-07-05 2009-01-22 Sharp Corp 光電式煙センサおよび電子機器
KR100983539B1 (ko) * 2008-03-07 2010-09-27 지멘스신화주식회사 광전식 화재감지기
GB2505858B (en) * 2011-06-30 2017-03-01 Hochiki Co Scattered light-type smoke detection apparatus
US9140646B2 (en) 2012-04-29 2015-09-22 Valor Fire Safety, Llc Smoke detector with external sampling volume using two different wavelengths and ambient light detection for measurement correction
US8907802B2 (en) 2012-04-29 2014-12-09 Valor Fire Safety, Llc Smoke detector with external sampling volume and ambient light rejection
US8952821B2 (en) 2012-04-29 2015-02-10 Valor Fire Safety, Llc Smoke detector utilizing ambient-light sensor, external sampling volume, and internally reflected light
US9098988B2 (en) * 2012-12-18 2015-08-04 Excelitas Technologies Philippines Inc. Integrated smoke cell
KR101482180B1 (ko) 2013-06-28 2015-01-13 지멘스 주식회사 광전식 화재감지기
EP3063747B1 (de) 2013-10-30 2019-07-24 Valor Fire Safety, LLC Rauchmelder mit externem erfassungsvolumen und umgebungslichtabweisung
GB2531495B (en) * 2014-06-16 2017-04-12 Apollo Fire Detectors Ltd Smoke detector
US10115280B2 (en) 2014-06-26 2018-10-30 Life Safety Distribution Ag Detector with optical block
US10078948B2 (en) * 2016-01-26 2018-09-18 Honeywell International Inc. Smoke detector with a double optical chamber
JP6532615B2 (ja) * 2016-03-04 2019-06-19 ゼネックス・ディスインフェクション・サービシィズ・エルエルシイ 遮光体を備えた煙検出器、及び煙検出器を含む警報システム
EP3472813B1 (de) 2016-06-15 2021-08-18 Carrier Corporation Rauchdetektionsmethode
CN111292500B (zh) * 2018-12-07 2022-02-08 杭州海康消防科技有限公司 感烟火灾探测报警器
US11238716B2 (en) * 2019-11-27 2022-02-01 Ningbo Weilaiying Electronic Technology Co., Ltd Photoelectric smoke fire detection and alarming method, apparatus and system
US20230230468A1 (en) * 2022-01-19 2023-07-20 Johnson Controls Tyco IP Holdings LLP Smoke detector self-test

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5910606A (ja) 1982-07-12 1984-01-20 Mitsui Eng & Shipbuild Co Ltd リグのコラムとポンツ−ンの固着方法
JPS6013449U (ja) 1983-03-31 1985-01-29 ホーチキ株式会社 散乱光式煙感知器の検煙部構造
JPS6010393A (ja) 1983-06-30 1985-01-19 Fujitsu Ltd 文字認識装置
JPH0629727Y2 (ja) * 1985-08-24 1994-08-10 能美防災株式会社 散乱光式煙感知器の光学部
GB8529435D0 (en) 1985-11-29 1986-01-08 Gent Ltd Fire detector
GB2259763B (en) 1991-09-20 1995-05-31 Hochiki Co Fire alarm system
GB2270157B (en) 1992-08-28 1996-07-24 Hochiki Co Light scattering type smoke detector
JP3015633B2 (ja) 1993-09-07 2000-03-06 ホーチキ株式会社 散乱光式煙感知器
GB9417484D0 (en) * 1993-09-07 1994-10-19 Hochiki Co Light scattering type smoke sensor
JP3848488B2 (ja) * 1999-04-30 2006-11-22 ニッタン株式会社 火災感知器
JP3934423B2 (ja) 2002-01-11 2007-06-20 ホーチキ株式会社 散乱光式煙感知器

Also Published As

Publication number Publication date
US6914535B2 (en) 2005-07-05
EP1327966A3 (de) 2003-10-15
US20030132849A1 (en) 2003-07-17
JP3934423B2 (ja) 2007-06-20
EP1327966B1 (de) 2006-03-29
DE60304285T2 (de) 2006-12-28
EP1327966A2 (de) 2003-07-16
JP2003208674A (ja) 2003-07-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition