JPH0726795Y2 - 透過光式煙検知器 - Google Patents

透過光式煙検知器

Info

Publication number
JPH0726795Y2
JPH0726795Y2 JP1989129268U JP12926889U JPH0726795Y2 JP H0726795 Y2 JPH0726795 Y2 JP H0726795Y2 JP 1989129268 U JP1989129268 U JP 1989129268U JP 12926889 U JP12926889 U JP 12926889U JP H0726795 Y2 JPH0726795 Y2 JP H0726795Y2
Authority
JP
Japan
Prior art keywords
light
receiver
smoke detector
emitter
smoke
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
JP1989129268U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0370700U (enrdf_load_stackoverflow
Inventor
眞康 町田
拓治 本松
勇夫 山本
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.)
Nittan Co Ltd
Original Assignee
Nittan Co Ltd
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 Nittan Co Ltd filed Critical Nittan Co Ltd
Priority to JP1989129268U priority Critical patent/JPH0726795Y2/ja
Publication of JPH0370700U publication Critical patent/JPH0370700U/ja
Application granted granted Critical
Publication of JPH0726795Y2 publication Critical patent/JPH0726795Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
JP1989129268U 1989-11-07 1989-11-07 透過光式煙検知器 Expired - Lifetime JPH0726795Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989129268U JPH0726795Y2 (ja) 1989-11-07 1989-11-07 透過光式煙検知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989129268U JPH0726795Y2 (ja) 1989-11-07 1989-11-07 透過光式煙検知器

Publications (2)

Publication Number Publication Date
JPH0370700U JPH0370700U (enrdf_load_stackoverflow) 1991-07-16
JPH0726795Y2 true JPH0726795Y2 (ja) 1995-06-14

Family

ID=31676907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989129268U Expired - Lifetime JPH0726795Y2 (ja) 1989-11-07 1989-11-07 透過光式煙検知器

Country Status (1)

Country Link
JP (1) JPH0726795Y2 (enrdf_load_stackoverflow)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5245070B2 (enrdf_load_stackoverflow) * 1973-04-20 1977-11-12
JPS5154974U (enrdf_load_stackoverflow) * 1974-10-25 1976-04-27
JPS583551B2 (ja) * 1975-02-03 1983-01-21 シンニホンムセン カブシキガイシヤ タケタスウジヒヨウジソウチ
JPS538888U (enrdf_load_stackoverflow) * 1976-07-07 1978-01-25
JPS5921788U (ja) * 1982-07-30 1984-02-09 松下電工株式会社 光線式報知器の構造体

Also Published As

Publication number Publication date
JPH0370700U (enrdf_load_stackoverflow) 1991-07-16

Similar Documents

Publication Publication Date Title
CN1809852B (zh) 粒子检测器
US6317040B1 (en) Intruder detecting method and apparatus therefor
ES2088555T3 (es) Sistema de fijacion.
JPH0726795Y2 (ja) 透過光式煙検知器
ATE102726T1 (de) Videokontroll-einrichtung.
JPS6276419A (ja) 侵入体等の検知器
RU92011358A (ru) Датчик дыма
JPH0313748Y2 (enrdf_load_stackoverflow)
JPH04148493A (ja) 煙検出装置
JPH09230060A (ja) 人体検知センサ
JPH0134833Y2 (enrdf_load_stackoverflow)
JPS6076676A (ja) 侵入検知装置
JP2025039013A (ja) 調整装置
JPS59143982A (ja) 侵入検知装置
JP3003677U (ja) 踏切障害物検知装置
JPS5852520Y2 (ja) 煙検出装置
KR200266115Y1 (ko) 알람 모듈을 일체화한 감지장치
JPS60125582A (ja) 侵入監視装置
JPH0533116Y2 (enrdf_load_stackoverflow)
EP4521374A1 (en) Multi-beam smoke detector
JPH0844961A (ja) 反射式物体検知装置
JP2000067340A (ja) 煙感知器
JPH04143165A (ja) 踏切障害物検知装置
JPS61129536A (ja) 侵入者監視装置
KR200399574Y1 (ko) 마하 젠더 간섭계를 이용한 연결형 격자 진동 감지 시스템