JPH0236112Y2 - - Google Patents
Info
- Publication number
- JPH0236112Y2 JPH0236112Y2 JP1984175166U JP17516684U JPH0236112Y2 JP H0236112 Y2 JPH0236112 Y2 JP H0236112Y2 JP 1984175166 U JP1984175166 U JP 1984175166U JP 17516684 U JP17516684 U JP 17516684U JP H0236112 Y2 JPH0236112 Y2 JP H0236112Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- smoke
- cylindrical
- photoelectric element
- scattered light
- 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
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984175166U JPH0236112Y2 (enrdf_load_stackoverflow) | 1984-11-20 | 1984-11-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984175166U JPH0236112Y2 (enrdf_load_stackoverflow) | 1984-11-20 | 1984-11-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6191154U JPS6191154U (enrdf_load_stackoverflow) | 1986-06-13 |
JPH0236112Y2 true JPH0236112Y2 (enrdf_load_stackoverflow) | 1990-10-02 |
Family
ID=30732770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984175166U Expired JPH0236112Y2 (enrdf_load_stackoverflow) | 1984-11-20 | 1984-11-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0236112Y2 (enrdf_load_stackoverflow) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5213884U (enrdf_load_stackoverflow) * | 1975-07-18 | 1977-01-31 | ||
CH591257A5 (en) * | 1976-04-13 | 1977-09-15 | Cerberus Ag | Radiation scatter smoke detector - has scatter detector receivers coaxial to radiation bundle to scan different directions using photocells or sensors |
-
1984
- 1984-11-20 JP JP1984175166U patent/JPH0236112Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6191154U (enrdf_load_stackoverflow) | 1986-06-13 |
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