JPH047643B2 - - Google Patents
Info
- Publication number
- JPH047643B2 JPH047643B2 JP17910185A JP17910185A JPH047643B2 JP H047643 B2 JPH047643 B2 JP H047643B2 JP 17910185 A JP17910185 A JP 17910185A JP 17910185 A JP17910185 A JP 17910185A JP H047643 B2 JPH047643 B2 JP H047643B2
- Authority
- JP
- Japan
- Prior art keywords
- hunting
- signal
- working machine
- detection signal
- detector
- 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
- 238000001514 detection method Methods 0.000 claims description 31
- 230000008602 contraction Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000003971 tillage Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
- Feedback Control In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17910185A JPS6240206A (ja) | 1985-08-14 | 1985-08-14 | トラクタの油圧制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17910185A JPS6240206A (ja) | 1985-08-14 | 1985-08-14 | トラクタの油圧制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6240206A JPS6240206A (ja) | 1987-02-21 |
JPH047643B2 true JPH047643B2 (en]) | 1992-02-12 |
Family
ID=16060048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17910185A Granted JPS6240206A (ja) | 1985-08-14 | 1985-08-14 | トラクタの油圧制御装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6240206A (en]) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0755081B2 (ja) * | 1986-04-18 | 1995-06-14 | 井関農機株式会社 | 作業機昇降制御装置 |
JPS6379508A (ja) * | 1986-09-24 | 1988-04-09 | 三菱農機株式会社 | 圃場作業機における作業部の姿勢制御方法 |
-
1985
- 1985-08-14 JP JP17910185A patent/JPS6240206A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6240206A (ja) | 1987-02-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |