JPS646Y2 - - Google Patents
Info
- Publication number
- JPS646Y2 JPS646Y2 JP5376380U JP5376380U JPS646Y2 JP S646 Y2 JPS646 Y2 JP S646Y2 JP 5376380 U JP5376380 U JP 5376380U JP 5376380 U JP5376380 U JP 5376380U JP S646 Y2 JPS646 Y2 JP S646Y2
- Authority
- JP
- Japan
- Prior art keywords
- steering
- photoelectric element
- photoelectric
- sensor
- boundary
- 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
Links
- 230000003287 optical effect Effects 0.000 description 18
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
Landscapes
- Guiding Agricultural Machines (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Steering Controls (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5376380U JPS646Y2 (en]) | 1980-04-18 | 1980-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5376380U JPS646Y2 (en]) | 1980-04-18 | 1980-04-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56157902U JPS56157902U (en]) | 1981-11-25 |
| JPS646Y2 true JPS646Y2 (en]) | 1989-01-05 |
Family
ID=29648563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5376380U Expired JPS646Y2 (en]) | 1980-04-18 | 1980-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646Y2 (en]) |
-
1980
- 1980-04-18 JP JP5376380U patent/JPS646Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56157902U (en]) | 1981-11-25 |
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