JPH0187226U - - Google Patents
Info
- Publication number
- JPH0187226U JPH0187226U JP18426287U JP18426287U JPH0187226U JP H0187226 U JPH0187226 U JP H0187226U JP 18426287 U JP18426287 U JP 18426287U JP 18426287 U JP18426287 U JP 18426287U JP H0187226 U JPH0187226 U JP H0187226U
- Authority
- JP
- Japan
- Prior art keywords
- weight
- transmittance
- measured
- optical fiber
- detects
- 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
- 239000013307 optical fiber Substances 0.000 claims description 3
- 238000002834 transmittance Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18426287U JPH0187226U (me) | 1987-12-01 | 1987-12-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18426287U JPH0187226U (me) | 1987-12-01 | 1987-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0187226U true JPH0187226U (me) | 1989-06-08 |
Family
ID=31475635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18426287U Pending JPH0187226U (me) | 1987-12-01 | 1987-12-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0187226U (me) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04362464A (ja) * | 1991-06-06 | 1992-12-15 | Mitsubishi Electric Corp | 列車接近検知器 |
-
1987
- 1987-12-01 JP JP18426287U patent/JPH0187226U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04362464A (ja) * | 1991-06-06 | 1992-12-15 | Mitsubishi Electric Corp | 列車接近検知器 |