JPS62121694U - - Google Patents
Info
- Publication number
- JPS62121694U JPS62121694U JP992286U JP992286U JPS62121694U JP S62121694 U JPS62121694 U JP S62121694U JP 992286 U JP992286 U JP 992286U JP 992286 U JP992286 U JP 992286U JP S62121694 U JPS62121694 U JP S62121694U
- Authority
- JP
- Japan
- Prior art keywords
- light
- checking
- operation function
- emitting element
- receiving element
- 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
- 239000000779 smoke Substances 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims 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 |
|---|---|---|---|
| JP992286U JPS62121694U (enExample) | 1986-01-27 | 1986-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP992286U JPS62121694U (enExample) | 1986-01-27 | 1986-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62121694U true JPS62121694U (enExample) | 1987-08-01 |
Family
ID=30795696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP992286U Pending JPS62121694U (enExample) | 1986-01-27 | 1986-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62121694U (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0344795U (enExample) * | 1989-09-12 | 1991-04-25 | ||
| KR101898393B1 (ko) * | 2017-09-18 | 2018-09-12 | 신기문 | 광전식 연기감지기 |
-
1986
- 1986-01-27 JP JP992286U patent/JPS62121694U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0344795U (enExample) * | 1989-09-12 | 1991-04-25 | ||
| KR101898393B1 (ko) * | 2017-09-18 | 2018-09-12 | 신기문 | 광전식 연기감지기 |