JPH0236111Y2 - - Google Patents

Info

Publication number
JPH0236111Y2
JPH0236111Y2 JP1984130587U JP13058784U JPH0236111Y2 JP H0236111 Y2 JPH0236111 Y2 JP H0236111Y2 JP 1984130587 U JP1984130587 U JP 1984130587U JP 13058784 U JP13058784 U JP 13058784U JP H0236111 Y2 JPH0236111 Y2 JP H0236111Y2
Authority
JP
Japan
Prior art keywords
light
emitter
receiver
wall
side walls
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
JP1984130587U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6146454U (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 JP13058784U priority Critical patent/JPS6146454U/ja
Priority to EP85110642A priority patent/EP0175940B1/en
Priority to DE8585110642T priority patent/DE3580817D1/de
Priority to AT85110642T priority patent/ATE58976T1/de
Priority to CA000489719A priority patent/CA1254970A/en
Publication of JPS6146454U publication Critical patent/JPS6146454U/ja
Application granted granted Critical
Publication of JPH0236111Y2 publication Critical patent/JPH0236111Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP13058784U 1984-08-23 1984-08-30 光電式煙感知器 Granted JPS6146454U (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP13058784U JPS6146454U (ja) 1984-08-30 1984-08-30 光電式煙感知器
EP85110642A EP0175940B1 (en) 1984-08-23 1985-08-23 Photoelectric smoke detector
DE8585110642T DE3580817D1 (de) 1984-08-23 1985-08-23 Photoelektrischer rauchdetektor.
AT85110642T ATE58976T1 (de) 1984-08-23 1985-08-23 Photoelektrischer rauchdetektor.
CA000489719A CA1254970A (en) 1984-08-30 1985-08-29 Photoelectric smoke detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13058784U JPS6146454U (ja) 1984-08-30 1984-08-30 光電式煙感知器

Publications (2)

Publication Number Publication Date
JPS6146454U JPS6146454U (ja) 1986-03-28
JPH0236111Y2 true JPH0236111Y2 (US06826419-20041130-M00005.png) 1990-10-02

Family

ID=30689192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13058784U Granted JPS6146454U (ja) 1984-08-23 1984-08-30 光電式煙感知器

Country Status (1)

Country Link
JP (1) JPS6146454U (US06826419-20041130-M00005.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01110213A (ja) * 1987-10-23 1989-04-26 Citizen Watch Co Ltd センサ信号処理装置
US8899097B2 (en) * 2011-10-18 2014-12-02 The Boeing Company Airborne impurities detection

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266486U (US06826419-20041130-M00005.png) * 1975-11-12 1977-05-17

Also Published As

Publication number Publication date
JPS6146454U (ja) 1986-03-28

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