JPS6349824Y2 - - Google Patents
Info
- Publication number
- JPS6349824Y2 JPS6349824Y2 JP18391283U JP18391283U JPS6349824Y2 JP S6349824 Y2 JPS6349824 Y2 JP S6349824Y2 JP 18391283 U JP18391283 U JP 18391283U JP 18391283 U JP18391283 U JP 18391283U JP S6349824 Y2 JPS6349824 Y2 JP S6349824Y2
- Authority
- JP
- Japan
- Prior art keywords
- smoke
- circuit
- output
- fire
- detection
- 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
- 238000001514 detection method Methods 0.000 claims description 94
- 239000000779 smoke Substances 0.000 claims description 77
- 230000035945 sensitivity Effects 0.000 claims description 42
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 16
- 230000002265 prevention Effects 0.000 description 7
- 230000010355 oscillation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method 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 |
|---|---|---|---|
| JP18391283U JPS6092388U (ja) | 1983-11-29 | 1983-11-29 | ２感度型煙感知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18391283U JPS6092388U (ja) | 1983-11-29 | 1983-11-29 | ２感度型煙感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6092388U JPS6092388U (ja) | 1985-06-24 |
| JPS6349824Y2 true JPS6349824Y2 (no) | 1988-12-21 |
Family
ID=30397914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18391283U Granted JPS6092388U (ja) | 1983-11-29 | 1983-11-29 | ２感度型煙感知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6092388U (no) |
-
1983
- 1983-11-29 JP JP18391283U patent/JPS6092388U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6092388U (ja) | 1985-06-24 |
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