JPH0426948Y2 - - Google Patents
Info
- Publication number
- JPH0426948Y2 JPH0426948Y2 JP6709385U JP6709385U JPH0426948Y2 JP H0426948 Y2 JPH0426948 Y2 JP H0426948Y2 JP 6709385 U JP6709385 U JP 6709385U JP 6709385 U JP6709385 U JP 6709385U JP H0426948 Y2 JPH0426948 Y2 JP H0426948Y2
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- signal
- fire
- contamination
- manual
- 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
- 238000011109 contamination Methods 0.000 claims description 38
- 239000000779 smoke Substances 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 21
- 238000005259 measurement Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 101150073536 FET3 gene Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6709385U JPH0426948Y2 (en]) | 1985-05-07 | 1985-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6709385U JPH0426948Y2 (en]) | 1985-05-07 | 1985-05-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61185192U JPS61185192U (en]) | 1986-11-18 |
| JPH0426948Y2 true JPH0426948Y2 (en]) | 1992-06-29 |
Family
ID=30600593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6709385U Expired JPH0426948Y2 (en]) | 1985-05-07 | 1985-05-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0426948Y2 (en]) |
-
1985
- 1985-05-07 JP JP6709385U patent/JPH0426948Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61185192U (en]) | 1986-11-18 |
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