JPS59179009A - 水田用農作業機の昇降制御装置 - Google Patents
水田用農作業機の昇降制御装置Info
- Publication number
- JPS59179009A JPS59179009A JP5665883A JP5665883A JPS59179009A JP S59179009 A JPS59179009 A JP S59179009A JP 5665883 A JP5665883 A JP 5665883A JP 5665883 A JP5665883 A JP 5665883A JP S59179009 A JPS59179009 A JP S59179009A
- Authority
- JP
- Japan
- Prior art keywords
- depth
- water depth
- water
- detector
- control device
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000001514 detection method Methods 0.000 claims description 14
- 230000035945 sensitivity Effects 0.000 claims description 8
- 241000209094 Oryza Species 0.000 description 7
- 235000007164 Oryza sativa Nutrition 0.000 description 7
- 235000009566 rice Nutrition 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 3
- 238000009331 sowing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Transplanting Machines (AREA)
- Sowing (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5665883A JPS59179009A (ja) | 1983-03-30 | 1983-03-30 | 水田用農作業機の昇降制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5665883A JPS59179009A (ja) | 1983-03-30 | 1983-03-30 | 水田用農作業機の昇降制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59179009A true JPS59179009A (ja) | 1984-10-11 |
| JPH0260286B2 JPH0260286B2 (forum.php) | 1990-12-14 |
Family
ID=13033479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5665883A Granted JPS59179009A (ja) | 1983-03-30 | 1983-03-30 | 水田用農作業機の昇降制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59179009A (forum.php) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5596009A (en) * | 1979-01-13 | 1980-07-21 | Kubota Ltd | Walking type rice transplanter |
-
1983
- 1983-03-30 JP JP5665883A patent/JPS59179009A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5596009A (en) * | 1979-01-13 | 1980-07-21 | Kubota Ltd | Walking type rice transplanter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0260286B2 (forum.php) | 1990-12-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4176721A (en) | Depth control for ground working agricultural implements | |
| US4031963A (en) | Depth control device for ground working agricultural implements | |
| US6389999B1 (en) | Dynamic controller of excess downpressure for surface engaging implement | |
| JP2985401B2 (ja) | 水田用農作業機の自動昇降制御装置 | |
| JPS59179009A (ja) | 水田用農作業機の昇降制御装置 | |
| JPH07123819A (ja) | 田植機の苗植付け装置昇降制御構造 | |
| JPH025366B2 (forum.php) | ||
| JP3151498B2 (ja) | 田植機 | |
| JPS611301A (ja) | 移動農作業機のロ−リング，ピツチング装置 | |
| JPH0314977Y2 (forum.php) | ||
| US3304895A (en) | Earthworking apparatus | |
| JPH0437378Y2 (forum.php) | ||
| JPS61202613A (ja) | 移動農作業機のロ−リング検出調節装置 | |
| JPH0325531Y2 (forum.php) | ||
| JPS60114109A (ja) | 田植機 | |
| JPH0724982Y2 (ja) | 水田作業機の施肥装置 | |
| JPH05308817A (ja) | 不耕起水田作業機 | |
| JPH0228651Y2 (forum.php) | ||
| JPS5912010Y2 (ja) | 耕深自動調節の乗用トラクタにおける拡幅板 | |
| JPH0555084B2 (forum.php) | ||
| JPH0811007B2 (ja) | 水田用農作業機 | |
| JPS63126412A (ja) | 苗植機の走行推進装置 | |
| JPS63301714A (ja) | 田植機等の接地圧検出装置 | |
| JPH0856439A (ja) | 水田作業機 | |
| JPH0331402B2 (forum.php) |