JPH01151394U - - Google Patents

Info

Publication number
JPH01151394U
JPH01151394U JP4786088U JP4786088U JPH01151394U JP H01151394 U JPH01151394 U JP H01151394U JP 4786088 U JP4786088 U JP 4786088U JP 4786088 U JP4786088 U JP 4786088U JP H01151394 U JPH01151394 U JP H01151394U
Authority
JP
Japan
Prior art keywords
light
pulsed light
transistor
smoke
circuit
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
JP4786088U
Other languages
English (en)
Japanese (ja)
Other versions
JP2503421Y2 (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 JP1988047860U priority Critical patent/JP2503421Y2/ja
Publication of JPH01151394U publication Critical patent/JPH01151394U/ja
Application granted granted Critical
Publication of JP2503421Y2 publication Critical patent/JP2503421Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP1988047860U 1988-04-08 1988-04-08 光電式煙感知器 Expired - Lifetime JP2503421Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988047860U JP2503421Y2 (ja) 1988-04-08 1988-04-08 光電式煙感知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988047860U JP2503421Y2 (ja) 1988-04-08 1988-04-08 光電式煙感知器

Publications (2)

Publication Number Publication Date
JPH01151394U true JPH01151394U (enrdf_load_stackoverflow) 1989-10-19
JP2503421Y2 JP2503421Y2 (ja) 1996-07-03

Family

ID=31274037

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988047860U Expired - Lifetime JP2503421Y2 (ja) 1988-04-08 1988-04-08 光電式煙感知器

Country Status (1)

Country Link
JP (1) JP2503421Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62197893A (ja) * 1986-02-26 1987-09-01 三洋電機株式会社 煙感知器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62197893A (ja) * 1986-02-26 1987-09-01 三洋電機株式会社 煙感知器

Also Published As

Publication number Publication date
JP2503421Y2 (ja) 1996-07-03

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