JPH0524205Y2 - - Google Patents

Info

Publication number
JPH0524205Y2
JPH0524205Y2 JP1987020780U JP2078087U JPH0524205Y2 JP H0524205 Y2 JPH0524205 Y2 JP H0524205Y2 JP 1987020780 U JP1987020780 U JP 1987020780U JP 2078087 U JP2078087 U JP 2078087U JP H0524205 Y2 JPH0524205 Y2 JP H0524205Y2
Authority
JP
Japan
Prior art keywords
light
receiver
test
operation signal
voltage
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
JP1987020780U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63128454U (en:Method
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 JP1987020780U priority Critical patent/JPH0524205Y2/ja
Publication of JPS63128454U publication Critical patent/JPS63128454U/ja
Application granted granted Critical
Publication of JPH0524205Y2 publication Critical patent/JPH0524205Y2/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)
JP1987020780U 1987-02-17 1987-02-17 Expired - Lifetime JPH0524205Y2 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987020780U JPH0524205Y2 (en:Method) 1987-02-17 1987-02-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987020780U JPH0524205Y2 (en:Method) 1987-02-17 1987-02-17

Publications (2)

Publication Number Publication Date
JPS63128454U JPS63128454U (en:Method) 1988-08-23
JPH0524205Y2 true JPH0524205Y2 (en:Method) 1993-06-21

Family

ID=30816606

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987020780U Expired - Lifetime JPH0524205Y2 (en:Method) 1987-02-17 1987-02-17

Country Status (1)

Country Link
JP (1) JPH0524205Y2 (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6186466B2 (ja) * 2016-03-15 2017-08-23 能美防災株式会社 光電式分離型感知器および光電式分離型感知器の光軸調整方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52152273A (en) * 1976-06-11 1977-12-17 Matsushita Electric Works Ltd Action checking method of light dimming type smoke sensor
JPS582657U (ja) * 1981-06-30 1983-01-08 ニッタン株式会社 分離型減光式煙感知器

Also Published As

Publication number Publication date
JPS63128454U (en:Method) 1988-08-23

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