JPS6438555U - - Google Patents
Info
- Publication number
- JPS6438555U JPS6438555U JP13415287U JP13415287U JPS6438555U JP S6438555 U JPS6438555 U JP S6438555U JP 13415287 U JP13415287 U JP 13415287U JP 13415287 U JP13415287 U JP 13415287U JP S6438555 U JPS6438555 U JP S6438555U
- Authority
- JP
- Japan
- Prior art keywords
- light
- detection unit
- optical fiber
- detects
- face
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 239000000779 smoke Substances 0.000 claims description 4
- 239000013307 optical fiber Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000000253 optical time-domain reflectometry Methods 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Optical Transform (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13415287U JPS6438555U (pt) | 1987-09-02 | 1987-09-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13415287U JPS6438555U (pt) | 1987-09-02 | 1987-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6438555U true JPS6438555U (pt) | 1989-03-08 |
Family
ID=31392647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13415287U Pending JPS6438555U (pt) | 1987-09-02 | 1987-09-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6438555U (pt) |
-
1987
- 1987-09-02 JP JP13415287U patent/JPS6438555U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DK0442553T3 (da) | Optisk forstærker med en krum aktiv single-mode fiber | |
| JPS6228655U (pt) | ||
| JPH03127302U (pt) | ||
| JPS63139518U (pt) | ||
| JPH0426332U (pt) | ||
| JPH01179209U (pt) | ||
| JPH03101455U (pt) | ||
| JPH0167604U (pt) | ||
| JPH02131707U (pt) | ||
| JPS59163938U (ja) | 光学的位置検知装置 | |
| JPS6148253U (pt) | ||
| JPH01167738U (pt) | ||
| JPS6320050U (pt) | ||
| JPS61102930U (pt) | ||
| JPH0430406U (pt) | ||
| JPH01137489U (pt) | ||
| JPS61102914U (pt) | ||
| JPS6357567U (pt) | ||
| JPS63150906U (pt) | ||
| JPS62135103U (pt) | ||
| JPS63120112U (pt) | ||
| JPS6323632U (pt) | ||
| JPH0451449U (pt) | ||
| JPS60122868U (ja) | 空間フイルタ応用全光式速度センサ | |
| JPS6363729U (pt) |