JPS6339837Y2 - - Google Patents
Info
- Publication number
- JPS6339837Y2 JPS6339837Y2 JP17287482U JP17287482U JPS6339837Y2 JP S6339837 Y2 JPS6339837 Y2 JP S6339837Y2 JP 17287482 U JP17287482 U JP 17287482U JP 17287482 U JP17287482 U JP 17287482U JP S6339837 Y2 JPS6339837 Y2 JP S6339837Y2
- Authority
- JP
- Japan
- Prior art keywords
- detector
- smoke
- fire
- sensitivity
- 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
- 239000000779 smoke Substances 0.000 claims description 32
- 230000035945 sensitivity Effects 0.000 claims description 9
- 239000000428 dust Substances 0.000 description 7
- 230000004397 blinking Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17287482U JPS5980894U (ja) | 1982-11-17 | 1982-11-17 | 煙管式火災探知機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17287482U JPS5980894U (ja) | 1982-11-17 | 1982-11-17 | 煙管式火災探知機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5980894U JPS5980894U (ja) | 1984-05-31 |
| JPS6339837Y2 true JPS6339837Y2 (de) | 1988-10-19 |
Family
ID=30376726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17287482U Granted JPS5980894U (ja) | 1982-11-17 | 1982-11-17 | 煙管式火災探知機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5980894U (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6182144A (ja) * | 1984-09-29 | 1986-04-25 | Nohmi Bosai Kogyo Co Ltd | 煙検出装置 |
-
1982
- 1982-11-17 JP JP17287482U patent/JPS5980894U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5980894U (ja) | 1984-05-31 |
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