JPS55103693A - Photoelectric smoke sensor - Google Patents

Photoelectric smoke sensor

Info

Publication number
JPS55103693A
JPS55103693A JP1057879A JP1057879A JPS55103693A JP S55103693 A JPS55103693 A JP S55103693A JP 1057879 A JP1057879 A JP 1057879A JP 1057879 A JP1057879 A JP 1057879A JP S55103693 A JPS55103693 A JP S55103693A
Authority
JP
Japan
Prior art keywords
smoke sensor
photoelectric smoke
photoelectric
sensor
smoke
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.)
Pending
Application number
JP1057879A
Other languages
Japanese (ja)
Inventor
Takaaki Masaki
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP1057879A priority Critical patent/JPS55103693A/en
Publication of JPS55103693A publication Critical patent/JPS55103693A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP1057879A 1979-01-31 1979-01-31 Photoelectric smoke sensor Pending JPS55103693A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1057879A JPS55103693A (en) 1979-01-31 1979-01-31 Photoelectric smoke sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1057879A JPS55103693A (en) 1979-01-31 1979-01-31 Photoelectric smoke sensor

Publications (1)

Publication Number Publication Date
JPS55103693A true JPS55103693A (en) 1980-08-08

Family

ID=11754115

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1057879A Pending JPS55103693A (en) 1979-01-31 1979-01-31 Photoelectric smoke sensor

Country Status (1)

Country Link
JP (1) JPS55103693A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132359A (en) * 1974-09-13 1976-03-18 Hitachi Ltd DENSHITOKEI

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132359A (en) * 1974-09-13 1976-03-18 Hitachi Ltd DENSHITOKEI

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