JPH0130967Y2 - - Google Patents
Info
- Publication number
- JPH0130967Y2 JPH0130967Y2 JP1981055914U JP5591481U JPH0130967Y2 JP H0130967 Y2 JPH0130967 Y2 JP H0130967Y2 JP 1981055914 U JP1981055914 U JP 1981055914U JP 5591481 U JP5591481 U JP 5591481U JP H0130967 Y2 JPH0130967 Y2 JP H0130967Y2
- Authority
- JP
- Japan
- Prior art keywords
- depth control
- hole
- feedback
- arm
- control arm
- 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
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000007257 malfunction Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003971 tillage Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
- Control Of Position Or Direction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981055914U JPH0130967Y2 (pl) | 1981-04-17 | 1981-04-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981055914U JPH0130967Y2 (pl) | 1981-04-17 | 1981-04-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57189304U JPS57189304U (pl) | 1982-12-01 |
| JPH0130967Y2 true JPH0130967Y2 (pl) | 1989-09-22 |
Family
ID=29852440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981055914U Expired JPH0130967Y2 (pl) | 1981-04-17 | 1981-04-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0130967Y2 (pl) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51141207A (en) * | 1975-05-29 | 1976-12-04 | Yanmar Agricult Equip | Raising and lowering device for power agricultural machine |
-
1981
- 1981-04-17 JP JP1981055914U patent/JPH0130967Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51141207A (en) * | 1975-05-29 | 1976-12-04 | Yanmar Agricult Equip | Raising and lowering device for power agricultural machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57189304U (pl) | 1982-12-01 |
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