JPS6159681B2 - - Google Patents
Info
- Publication number
- JPS6159681B2 JPS6159681B2 JP56017315A JP1731581A JPS6159681B2 JP S6159681 B2 JPS6159681 B2 JP S6159681B2 JP 56017315 A JP56017315 A JP 56017315A JP 1731581 A JP1731581 A JP 1731581A JP S6159681 B2 JPS6159681 B2 JP S6159681B2
- Authority
- JP
- Japan
- Prior art keywords
- rolling
- control valve
- control
- circuit
- tractor
- 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
- 238000005096 rolling process Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 11
- 230000007935 neutral effect Effects 0.000 claims description 5
- 230000002401 inhibitory effect Effects 0.000 claims 2
- 239000003990 capacitor Substances 0.000 description 11
- 239000003921 oil Substances 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 235000014676 Phragmites communis Nutrition 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1731581A JPS57129601A (en) | 1981-02-05 | 1981-02-05 | Rolling control device of working device connected with tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1731581A JPS57129601A (en) | 1981-02-05 | 1981-02-05 | Rolling control device of working device connected with tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57129601A JPS57129601A (en) | 1982-08-11 |
| JPS6159681B2 true JPS6159681B2 (tr) | 1986-12-17 |
Family
ID=11940575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1731581A Granted JPS57129601A (en) | 1981-02-05 | 1981-02-05 | Rolling control device of working device connected with tractor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57129601A (tr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5980829A (ja) * | 1982-10-29 | 1984-05-10 | Kubota Ltd | 整地スクレ−パ付きトラクタ |
| JPS6087702A (ja) * | 1983-10-18 | 1985-05-17 | 井関農機株式会社 | トラクタの油圧制御装置 |
| JPH0668686B2 (ja) * | 1984-06-30 | 1994-08-31 | 三菱農機株式会社 | アクチエ−タ保護装置 |
| JPS61152204A (ja) * | 1984-12-26 | 1986-07-10 | 株式会社クボタ | 農用トラクタの油圧昇降装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS472415U (tr) * | 1971-01-30 | 1972-08-28 | ||
| JPS5526812A (en) * | 1978-08-11 | 1980-02-26 | Kubota Ltd | Working vehicle for soil |
| JPS5592603A (en) * | 1978-12-29 | 1980-07-14 | Ishikawajima Shibaura Mach | Inclination correcting device for working machine of farm tractor |
-
1981
- 1981-02-05 JP JP1731581A patent/JPS57129601A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS472415U (tr) * | 1971-01-30 | 1972-08-28 | ||
| JPS5526812A (en) * | 1978-08-11 | 1980-02-26 | Kubota Ltd | Working vehicle for soil |
| JPS5592603A (en) * | 1978-12-29 | 1980-07-14 | Ishikawajima Shibaura Mach | Inclination correcting device for working machine of farm tractor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57129601A (en) | 1982-08-11 |
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