JPS55103692A - Photoelectric smoke sensor - Google Patents

Photoelectric smoke sensor

Info

Publication number
JPS55103692A
JPS55103692A JP1057779A JP1057779A JPS55103692A JP S55103692 A JPS55103692 A JP S55103692A JP 1057779 A JP1057779 A JP 1057779A JP 1057779 A JP1057779 A JP 1057779A JP S55103692 A JPS55103692 A JP S55103692A
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
JP1057779A
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 JP1057779A priority Critical patent/JPS55103692A/en
Publication of JPS55103692A publication Critical patent/JPS55103692A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP1057779A 1979-01-31 1979-01-31 Photoelectric smoke sensor Pending JPS55103692A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1057779A JPS55103692A (en) 1979-01-31 1979-01-31 Photoelectric smoke sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1057779A JPS55103692A (en) 1979-01-31 1979-01-31 Photoelectric smoke sensor

Publications (1)

Publication Number Publication Date
JPS55103692A true JPS55103692A (en) 1980-08-08

Family

ID=11754086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1057779A Pending JPS55103692A (en) 1979-01-31 1979-01-31 Photoelectric smoke sensor

Country Status (1)

Country Link
JP (1) JPS55103692A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197831U (en) * 1981-06-12 1982-12-15

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197831U (en) * 1981-06-12 1982-12-15
JPH0325548Y2 (en) * 1981-06-12 1991-06-03

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