JPH0120809Y2 - - Google Patents
Info
- Publication number
- JPH0120809Y2 JPH0120809Y2 JP1981090967U JP9096781U JPH0120809Y2 JP H0120809 Y2 JPH0120809 Y2 JP H0120809Y2 JP 1981090967 U JP1981090967 U JP 1981090967U JP 9096781 U JP9096781 U JP 9096781U JP H0120809 Y2 JPH0120809 Y2 JP H0120809Y2
- Authority
- JP
- Japan
- Prior art keywords
- seedling planting
- planting device
- float
- sensor
- switching valve
- 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
- 230000033001 locomotion Effects 0.000 claims description 35
- 241000209094 Oryza Species 0.000 claims description 13
- 235000007164 Oryza sativa Nutrition 0.000 claims description 13
- 235000009566 rice Nutrition 0.000 claims description 13
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 description 28
- 230000007935 neutral effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000000630 rising effect 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 |
|---|---|---|---|
| JP1981090967U JPH0120809Y2 (US20030157376A1-20030821-M00001.png) | 1981-06-20 | 1981-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981090967U JPH0120809Y2 (US20030157376A1-20030821-M00001.png) | 1981-06-20 | 1981-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57203711U JPS57203711U (US20030157376A1-20030821-M00001.png) | 1982-12-25 |
| JPH0120809Y2 true JPH0120809Y2 (US20030157376A1-20030821-M00001.png) | 1989-06-22 |
Family
ID=29886063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981090967U Expired JPH0120809Y2 (US20030157376A1-20030821-M00001.png) | 1981-06-20 | 1981-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0120809Y2 (US20030157376A1-20030821-M00001.png) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54146718A (en) * | 1978-04-28 | 1979-11-16 | Iseki Agricult Mach | Automatic sensitivity adjusting device of planting depth regulater in rice transplanter |
-
1981
- 1981-06-20 JP JP1981090967U patent/JPH0120809Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54146718A (en) * | 1978-04-28 | 1979-11-16 | Iseki Agricult Mach | Automatic sensitivity adjusting device of planting depth regulater in rice transplanter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57203711U (US20030157376A1-20030821-M00001.png) | 1982-12-25 |
