JPH0516801B2 - - Google Patents
Info
- Publication number
- JPH0516801B2 JPH0516801B2 JP28837285A JP28837285A JPH0516801B2 JP H0516801 B2 JPH0516801 B2 JP H0516801B2 JP 28837285 A JP28837285 A JP 28837285A JP 28837285 A JP28837285 A JP 28837285A JP H0516801 B2 JPH0516801 B2 JP H0516801B2
- Authority
- JP
- Japan
- Prior art keywords
- seedling planting
- planting device
- lowering
- mud surface
- ultrasonic sensor
- 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
- 239000002689 soil Substances 0.000 claims description 11
- 241000209094 Oryza Species 0.000 claims description 10
- 235000007164 Oryza sativa Nutrition 0.000 claims description 10
- 235000009566 rice Nutrition 0.000 claims description 10
- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000032368 Device malfunction Diseases 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Transplanting Machines (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28837285A JPS62146508A (ja) | 1985-12-20 | 1985-12-20 | 田植機の苗植付装置昇降構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28837285A JPS62146508A (ja) | 1985-12-20 | 1985-12-20 | 田植機の苗植付装置昇降構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62146508A JPS62146508A (ja) | 1987-06-30 |
| JPH0516801B2 true JPH0516801B2 (2) | 1993-03-05 |
Family
ID=17729345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28837285A Granted JPS62146508A (ja) | 1985-12-20 | 1985-12-20 | 田植機の苗植付装置昇降構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62146508A (2) |
-
1985
- 1985-12-20 JP JP28837285A patent/JPS62146508A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62146508A (ja) | 1987-06-30 |
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