JPS6339837Y2 - - Google Patents

Info

Publication number
JPS6339837Y2
JPS6339837Y2 JP17287482U JP17287482U JPS6339837Y2 JP S6339837 Y2 JPS6339837 Y2 JP S6339837Y2 JP 17287482 U JP17287482 U JP 17287482U JP 17287482 U JP17287482 U JP 17287482U JP S6339837 Y2 JPS6339837 Y2 JP S6339837Y2
Authority
JP
Japan
Prior art keywords
detector
smoke
fire
sensitivity
light
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
Application number
JP17287482U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5980894U (ja
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 filed Critical
Priority to JP17287482U priority Critical patent/JPS5980894U/ja
Publication of JPS5980894U publication Critical patent/JPS5980894U/ja
Application granted granted Critical
Publication of JPS6339837Y2 publication Critical patent/JPS6339837Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP17287482U 1982-11-17 1982-11-17 煙管式火災探知機 Granted JPS5980894U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17287482U JPS5980894U (ja) 1982-11-17 1982-11-17 煙管式火災探知機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17287482U JPS5980894U (ja) 1982-11-17 1982-11-17 煙管式火災探知機

Publications (2)

Publication Number Publication Date
JPS5980894U JPS5980894U (ja) 1984-05-31
JPS6339837Y2 true JPS6339837Y2 (enrdf_load_stackoverflow) 1988-10-19

Family

ID=30376726

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17287482U Granted JPS5980894U (ja) 1982-11-17 1982-11-17 煙管式火災探知機

Country Status (1)

Country Link
JP (1) JPS5980894U (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6182144A (ja) * 1984-09-29 1986-04-25 Nohmi Bosai Kogyo Co Ltd 煙検出装置

Also Published As

Publication number Publication date
JPS5980894U (ja) 1984-05-31

Similar Documents

Publication Publication Date Title
US4306230A (en) Self-checking photoelectric smoke detector
JP5921198B2 (ja) 感知器
SE7709081L (sv) Detektor for automatisk detektering av luft i en vetskeledning
ES2546859T3 (es) Detectores multisensoriales de incendios con sus sistemas y sensores de audio
KR20100015476A (ko) 입자 검출 방법 및 시스템
ATE438906T1 (de) Brand- oder rauchmelder mit hochleistungs- fehlalarmunterdrückung
US3874795A (en) Smoke detector
TW201340039A (zh) 煙霧感測器
CN214123105U (zh) 一种基于增量处理的双波长烟雾探测与灰尘识别装置
US20040246137A1 (en) Apparatus for monitoring a smoke detector
JPS6339837Y2 (enrdf_load_stackoverflow)
CN113327397B (zh) 一种烟雾探测器迷宫结构及烟雾报警器
US3968379A (en) Photocell smoke detector
CN206147893U (zh) 一种烟雾探测装置
CN201600762U (zh) 一种烟雾减光率检测装置
CN218676200U (zh) 一种消防报警系统
JPH02227800A (ja) 光電式煙感知器
CN110176123A (zh) 一种吸气式感烟火灾探测器
CN116486540A (zh) 人员疏散的火灾报警装置及其工作方法
CN210039035U (zh) 一种感烟火灾探测器的烟气处理探测装置
CN211044472U (zh) 一种适用于吸气式感烟火灾探测系统的空气过滤装置
JP3690702B2 (ja) 煙感知器
JPS6126920Y2 (enrdf_load_stackoverflow)
CN209928568U (zh) 一种基于感温和co检测功能的感烟探测器
JP4927620B2 (ja) 煙感知システム