JPS647396U - - Google Patents
Info
- Publication number
- JPS647396U JPS647396U JP10051087U JP10051087U JPS647396U JP S647396 U JPS647396 U JP S647396U JP 10051087 U JP10051087 U JP 10051087U JP 10051087 U JP10051087 U JP 10051087U JP S647396 U JPS647396 U JP S647396U
- Authority
- JP
- Japan
- Prior art keywords
- sensitivity
- detection
- switching circuit
- switches
- smoke
- 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.)
- Granted
Links
- 230000035945 sensitivity Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 11
- 239000000779 smoke Substances 0.000 claims 8
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10051087U JPH0517755Y2 (pm) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10051087U JPH0517755Y2 (pm) | 1987-06-30 | 1987-06-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS647396U true JPS647396U (pm) | 1989-01-17 |
| JPH0517755Y2 JPH0517755Y2 (pm) | 1993-05-12 |
Family
ID=31328648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10051087U Expired - Lifetime JPH0517755Y2 (pm) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0517755Y2 (pm) |
-
1987
- 1987-06-30 JP JP10051087U patent/JPH0517755Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0517755Y2 (pm) | 1993-05-12 |
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