JPS63137224U - - Google Patents
Info
- Publication number
- JPS63137224U JPS63137224U JP2825987U JP2825987U JPS63137224U JP S63137224 U JPS63137224 U JP S63137224U JP 2825987 U JP2825987 U JP 2825987U JP 2825987 U JP2825987 U JP 2825987U JP S63137224 U JPS63137224 U JP S63137224U
- Authority
- JP
- Japan
- Prior art keywords
- ventilation
- level
- gas sensor
- ventilation alarm
- detection output
- 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
Links
- 238000009423 ventilation Methods 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Ventilation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2825987U JPS63137224U (fi) | 1987-02-27 | 1987-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2825987U JPS63137224U (fi) | 1987-02-27 | 1987-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63137224U true JPS63137224U (fi) | 1988-09-09 |
Family
ID=30831057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2825987U Pending JPS63137224U (fi) | 1987-02-27 | 1987-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63137224U (fi) |
-
1987
- 1987-02-27 JP JP2825987U patent/JPS63137224U/ja active Pending
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