JPS60122855U - 減光式煙監視装置 - Google Patents

減光式煙監視装置

Info

Publication number
JPS60122855U
JPS60122855U JP939584U JP939584U JPS60122855U JP S60122855 U JPS60122855 U JP S60122855U JP 939584 U JP939584 U JP 939584U JP 939584 U JP939584 U JP 939584U JP S60122855 U JPS60122855 U JP S60122855U
Authority
JP
Japan
Prior art keywords
optical axis
light emitting
light
emitting element
axis alignment
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
JP939584U
Other languages
English (en)
Japanese (ja)
Other versions
JPH035895Y2 (OSRAM
Inventor
剛嗣 和田
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP939584U priority Critical patent/JPS60122855U/ja
Publication of JPS60122855U publication Critical patent/JPS60122855U/ja
Application granted granted Critical
Publication of JPH035895Y2 publication Critical patent/JPH035895Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP939584U 1984-01-25 1984-01-25 減光式煙監視装置 Granted JPS60122855U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP939584U JPS60122855U (ja) 1984-01-25 1984-01-25 減光式煙監視装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP939584U JPS60122855U (ja) 1984-01-25 1984-01-25 減光式煙監視装置

Publications (2)

Publication Number Publication Date
JPS60122855U true JPS60122855U (ja) 1985-08-19
JPH035895Y2 JPH035895Y2 (OSRAM) 1991-02-14

Family

ID=30489569

Family Applications (1)

Application Number Title Priority Date Filing Date
JP939584U Granted JPS60122855U (ja) 1984-01-25 1984-01-25 減光式煙監視装置

Country Status (1)

Country Link
JP (1) JPS60122855U (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62121695U (OSRAM) * 1986-01-22 1987-08-01

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS575792U (OSRAM) * 1980-06-05 1982-01-12
JPS5824889U (ja) * 1981-08-10 1983-02-17 能美防災工業株式会社 光軸調整用の小窓を備えた減光式煙感知器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS575792U (OSRAM) * 1980-06-05 1982-01-12
JPS5824889U (ja) * 1981-08-10 1983-02-17 能美防災工業株式会社 光軸調整用の小窓を備えた減光式煙感知器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62121695U (OSRAM) * 1986-01-22 1987-08-01

Also Published As

Publication number Publication date
JPH035895Y2 (OSRAM) 1991-02-14

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