JP2506305Y2 - 散乱光式煙感知器 - Google Patents

散乱光式煙感知器

Info

Publication number
JP2506305Y2
JP2506305Y2 JP1989106225U JP10622589U JP2506305Y2 JP 2506305 Y2 JP2506305 Y2 JP 2506305Y2 JP 1989106225 U JP1989106225 U JP 1989106225U JP 10622589 U JP10622589 U JP 10622589U JP 2506305 Y2 JP2506305 Y2 JP 2506305Y2
Authority
JP
Japan
Prior art keywords
light
light receiving
receiving element
test lamp
smoke detector
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
JP1989106225U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0344795U (US06534493-20030318-C00166.png
Inventor
堀内　　智
洋巳 宮下
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.)
Nohmi Bosai Ltd
Original Assignee
Nohmi Bosai 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 Nohmi Bosai Ltd filed Critical Nohmi Bosai Ltd
Priority to JP1989106225U priority Critical patent/JP2506305Y2/ja
Publication of JPH0344795U publication Critical patent/JPH0344795U/ja
Application granted granted Critical
Publication of JP2506305Y2 publication Critical patent/JP2506305Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP1989106225U 1989-09-12 1989-09-12 散乱光式煙感知器 Expired - Lifetime JP2506305Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989106225U JP2506305Y2 (ja) 1989-09-12 1989-09-12 散乱光式煙感知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989106225U JP2506305Y2 (ja) 1989-09-12 1989-09-12 散乱光式煙感知器

Publications (2)

Publication Number Publication Date
JPH0344795U JPH0344795U (US06534493-20030318-C00166.png) 1991-04-25
JP2506305Y2 true JP2506305Y2 (ja) 1996-08-07

Family

ID=31654963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989106225U Expired - Lifetime JP2506305Y2 (ja) 1989-09-12 1989-09-12 散乱光式煙感知器

Country Status (1)

Country Link
JP (1) JP2506305Y2 (US06534493-20030318-C00166.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5952614B2 (ja) * 2012-03-30 2016-07-13 能美防災株式会社 煙感知器
WO2014136414A1 (ja) * 2013-03-04 2014-09-12 パナソニック株式会社 デバイス

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6133192U (ja) * 1984-07-31 1986-02-28 ホーチキ株式会社 散乱光式煙感知器の試験装置
JPS62121694U (US06534493-20030318-C00166.png) * 1986-01-27 1987-08-01

Also Published As

Publication number Publication date
JPH0344795U (US06534493-20030318-C00166.png) 1991-04-25

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