JPH0330954Y2 - - Google Patents

Info

Publication number
JPH0330954Y2
JPH0330954Y2 JP1982014406U JP1440682U JPH0330954Y2 JP H0330954 Y2 JPH0330954 Y2 JP H0330954Y2 JP 1982014406 U JP1982014406 U JP 1982014406U JP 1440682 U JP1440682 U JP 1440682U JP H0330954 Y2 JPH0330954 Y2 JP H0330954Y2
Authority
JP
Japan
Prior art keywords
light
scattered light
smoke
lens
monitoring space
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
JP1982014406U
Other languages
English (en)
Japanese (ja)
Other versions
JPS58117587U (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 JP1440682U priority Critical patent/JPS58117587U/ja
Publication of JPS58117587U publication Critical patent/JPS58117587U/ja
Application granted granted Critical
Publication of JPH0330954Y2 publication Critical patent/JPH0330954Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP1440682U 1982-02-04 1982-02-04 散乱光式煙感知器 Granted JPS58117587U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1440682U JPS58117587U (ja) 1982-02-04 1982-02-04 散乱光式煙感知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1440682U JPS58117587U (ja) 1982-02-04 1982-02-04 散乱光式煙感知器

Publications (2)

Publication Number Publication Date
JPS58117587U JPS58117587U (ja) 1983-08-11
JPH0330954Y2 true JPH0330954Y2 (en]) 1991-06-28

Family

ID=30026878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1440682U Granted JPS58117587U (ja) 1982-02-04 1982-02-04 散乱光式煙感知器

Country Status (1)

Country Link
JP (1) JPS58117587U (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0650075Y2 (ja) * 1989-11-17 1994-12-14 ニッタン株式会社 散乱光式煙感知器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5364083A (en) * 1976-11-19 1978-06-08 Matsushita Electric Works Ltd Photoelectric smoke detector
JPS615459Y2 (en]) * 1979-08-01 1986-02-19

Also Published As

Publication number Publication date
JPS58117587U (ja) 1983-08-11

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