JPS643509U - - Google Patents
Info
- Publication number
- JPS643509U JPS643509U JP9651487U JP9651487U JPS643509U JP S643509 U JPS643509 U JP S643509U JP 9651487 U JP9651487 U JP 9651487U JP 9651487 U JP9651487 U JP 9651487U JP S643509 U JPS643509 U JP S643509U
- Authority
- JP
- Japan
- Prior art keywords
- ridge
- working machine
- detection sensor
- distance
- working
- 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 6
- 230000007935 neutral effect Effects 0.000 claims 1
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
Landscapes
- Guiding Agricultural Machines (AREA)
- Transplanting Machines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9651487U JPS643509U (fr) | 1987-06-25 | 1987-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9651487U JPS643509U (fr) | 1987-06-25 | 1987-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643509U true JPS643509U (fr) | 1989-01-10 |
Family
ID=31321460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9651487U Pending JPS643509U (fr) | 1987-06-25 | 1987-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643509U (fr) |
-
1987
- 1987-06-25 JP JP9651487U patent/JPS643509U/ja active Pending
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