JPH0517760Y2 - - Google Patents
Info
- Publication number
- JPH0517760Y2 JPH0517760Y2 JP3727188U JP3727188U JPH0517760Y2 JP H0517760 Y2 JPH0517760 Y2 JP H0517760Y2 JP 3727188 U JP3727188 U JP 3727188U JP 3727188 U JP3727188 U JP 3727188U JP H0517760 Y2 JPH0517760 Y2 JP H0517760Y2
- Authority
- JP
- Japan
- Prior art keywords
- height
- light
- vehicle
- optical axis
- light receiving
- 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.)
- Expired - Lifetime
Links
- 230000007246 mechanism Effects 0.000 claims description 33
- 238000001514 detection method Methods 0.000 claims description 29
- 230000003287 optical effect Effects 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 21
- 238000004140 cleaning Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3727188U JPH0517760Y2 (2) | 1988-03-22 | 1988-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3727188U JPH0517760Y2 (2) | 1988-03-22 | 1988-03-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01142097U JPH01142097U (2) | 1989-09-28 |
| JPH0517760Y2 true JPH0517760Y2 (2) | 1993-05-12 |
Family
ID=31263851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3727188U Expired - Lifetime JPH0517760Y2 (2) | 1988-03-22 | 1988-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0517760Y2 (2) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5925000B2 (ja) * | 2012-03-22 | 2016-05-25 | 三菱電機株式会社 | 検出装置 |
-
1988
- 1988-03-22 JP JP3727188U patent/JPH0517760Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01142097U (2) | 1989-09-28 |
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