JPS5878290A - 光学式複合型火災感知器 - Google Patents

光学式複合型火災感知器

Info

Publication number
JPS5878290A
JPS5878290A JP17765081A JP17765081A JPS5878290A JP S5878290 A JPS5878290 A JP S5878290A JP 17765081 A JP17765081 A JP 17765081A JP 17765081 A JP17765081 A JP 17765081A JP S5878290 A JPS5878290 A JP S5878290A
Authority
JP
Japan
Prior art keywords
light
fire
optical
smoke
gas
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.)
Granted
Application number
JP17765081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6351320B2 (enrdf_load_stackoverflow
Inventor
不破　好章
宮島　清
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
Priority to JP17765081A priority Critical patent/JPS5878290A/ja
Publication of JPS5878290A publication Critical patent/JPS5878290A/ja
Publication of JPS6351320B2 publication Critical patent/JPS6351320B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP17765081A 1981-11-05 1981-11-05 光学式複合型火災感知器 Granted JPS5878290A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17765081A JPS5878290A (ja) 1981-11-05 1981-11-05 光学式複合型火災感知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17765081A JPS5878290A (ja) 1981-11-05 1981-11-05 光学式複合型火災感知器

Publications (2)

Publication Number Publication Date
JPS5878290A true JPS5878290A (ja) 1983-05-11
JPS6351320B2 JPS6351320B2 (enrdf_load_stackoverflow) 1988-10-13

Family

ID=16034696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17765081A Granted JPS5878290A (ja) 1981-11-05 1981-11-05 光学式複合型火災感知器

Country Status (1)

Country Link
JP (1) JPS5878290A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60134399A (ja) * 1983-12-21 1985-07-17 ホーチキ株式会社 火災感知装置
JP2011196727A (ja) * 2010-03-17 2011-10-06 Nohmi Bosai Ltd 減光式煙感知器
JP2016076086A (ja) * 2014-10-07 2016-05-12 能美防災株式会社 火災感知器又は火災警報器
WO2020021780A1 (ja) * 2018-07-23 2020-01-30 日本電気株式会社 火災検知システムおよび火災検知方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60134399A (ja) * 1983-12-21 1985-07-17 ホーチキ株式会社 火災感知装置
JP2011196727A (ja) * 2010-03-17 2011-10-06 Nohmi Bosai Ltd 減光式煙感知器
JP2016076086A (ja) * 2014-10-07 2016-05-12 能美防災株式会社 火災感知器又は火災警報器
WO2020021780A1 (ja) * 2018-07-23 2020-01-30 日本電気株式会社 火災検知システムおよび火災検知方法
JPWO2020021780A1 (ja) * 2018-07-23 2021-08-02 日本電気株式会社 火災検知システムおよび火災検知方法
US11935381B2 (en) 2018-07-23 2024-03-19 Nec Corporation Fire detection system and fire detection method

Also Published As

Publication number Publication date
JPS6351320B2 (enrdf_load_stackoverflow) 1988-10-13

Similar Documents

Publication Publication Date Title
JP5829831B2 (ja) アークフラッシュを検出するセンサと、該センサを備えるアークフラッシュの検出システム及び電気分配システム
JPH06103857B2 (ja) 光ファイバシステムの検知装置とその方法
JPH08335296A (ja) 火災感知器及び非火災感知器を含む装置
EP3951733A1 (en) Fire alarm equipment
JPS5878290A (ja) 光学式複合型火災感知器
CN102999993A (zh) 利用光感测的火焰检测器
JP2023181526A (ja) 光電式煙感知器
JPH05217088A (ja) 火災報知設備
JP2018116538A (ja) 火災検知器
KR102628881B1 (ko) 복합 화재감지 센서
KR101634679B1 (ko) 광 센서 선형 감지기를 이용한 화재감지 시스템
KR200494481Y1 (ko) 화재 방지 시스템
KR20110045111A (ko) 화재시 관리자에게 문자를 통보하는 무선 송신기
CN105741478A (zh) 迷宫式烟雾检测的烟感器
JPS6324555Y2 (enrdf_load_stackoverflow)
RU220403U1 (ru) Датчик контроля наличия пламени
RU220747U1 (ru) Датчик контроля наличия пламени
RU2115865C1 (ru) Устройство контроля пламени горелки
CN222782671U (zh) 一种井下矿用区域自动灭火装置
JP7201357B2 (ja) 火災関連情報表示機
JPS61168371A (ja) 火源位置判定装置
CN1544896A (zh) 一种基于宽带隙半导体传感器的火焰报警器
JP3388044B2 (ja) 火災報知設備
RU8087U1 (ru) Устройство контроля пламени горелки
JPS59208485A (ja) 光フアイバを用いた異常検知方式