JPS6457590U - - Google Patents
Info
- Publication number
- JPS6457590U JPS6457590U JP15256887U JP15256887U JPS6457590U JP S6457590 U JPS6457590 U JP S6457590U JP 15256887 U JP15256887 U JP 15256887U JP 15256887 U JP15256887 U JP 15256887U JP S6457590 U JPS6457590 U JP S6457590U
- Authority
- JP
- Japan
- Prior art keywords
- smoke detection
- main body
- smoke
- detection section
- insect screen
- 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 12
- 238000001514 detection method Methods 0.000 claims description 8
- 241000238631 Hexapoda Species 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fire-Detection Mechanisms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15256887U JPH063515Y2 (ja) | 1987-10-05 | 1987-10-05 | 光電式煙感知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15256887U JPH063515Y2 (ja) | 1987-10-05 | 1987-10-05 | 光電式煙感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6457590U true JPS6457590U (zh) | 1989-04-10 |
| JPH063515Y2 JPH063515Y2 (ja) | 1994-01-26 |
Family
ID=31427614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15256887U Expired - Lifetime JPH063515Y2 (ja) | 1987-10-05 | 1987-10-05 | 光電式煙感知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH063515Y2 (zh) |
-
1987
- 1987-10-05 JP JP15256887U patent/JPH063515Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH063515Y2 (ja) | 1994-01-26 |