JPS6222544U - - Google Patents
Info
- Publication number
- JPS6222544U JPS6222544U JP11390785U JP11390785U JPS6222544U JP S6222544 U JPS6222544 U JP S6222544U JP 11390785 U JP11390785 U JP 11390785U JP 11390785 U JP11390785 U JP 11390785U JP S6222544 U JPS6222544 U JP S6222544U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- storage
- constant voltage
- smoke
- transistor
- 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
- 239000000779 smoke Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims 1
- 238000010586 diagram 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 |
|---|---|---|---|
| JP11390785U JPH074717Y2 (ja) | 1985-07-25 | 1985-07-25 | 蓄積型光電式煙感知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11390785U JPH074717Y2 (ja) | 1985-07-25 | 1985-07-25 | 蓄積型光電式煙感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6222544U true JPS6222544U (fi) | 1987-02-10 |
| JPH074717Y2 JPH074717Y2 (ja) | 1995-02-01 |
Family
ID=30996148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11390785U Expired - Lifetime JPH074717Y2 (ja) | 1985-07-25 | 1985-07-25 | 蓄積型光電式煙感知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074717Y2 (fi) |
-
1985
- 1985-07-25 JP JP11390785U patent/JPH074717Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH074717Y2 (ja) | 1995-02-01 |