JPS62116613U - - Google Patents
Info
- Publication number
- JPS62116613U JPS62116613U JP558786U JP558786U JPS62116613U JP S62116613 U JPS62116613 U JP S62116613U JP 558786 U JP558786 U JP 558786U JP 558786 U JP558786 U JP 558786U JP S62116613 U JPS62116613 U JP S62116613U
- Authority
- JP
- Japan
- Prior art keywords
- plow
- tractor
- sensor
- link mechanism
- point link
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
図はこの考案の実施例を示し、第１図は側面図
、第２図はブロツク図、第３図はフローチヤート
である。
符号の説明、１……トラクター、２……前輪、
３……後輪、１１……３点リンク機構、１２……
プラウ。
The figures show an embodiment of this invention, with FIG. 1 being a side view, FIG. 2 being a block diagram, and FIG. 3 being a flowchart. Explanation of symbols, 1...Tractor, 2...Front wheel,
3... Rear wheel, 11... Three-point link mechanism, 12...
Plow.
Claims (1)
するコントロール弁により油圧昇降装置を作動さ
せるように構成したトラクター１の機体後部に、
トツプリンク９、ロワーリンク１０，１０からな
る３点リンク機構１１を介して昇降自在にプラウ
１２を連結して設け、この３点リンク機構１１に
伝えられるプラウ１２からの牽引抵抗を検知する
センサー１６と、機体が所定距離進行したことを
検知するセンサー１８を機体に設け、プラウ１２
下降操作時から一定距離機体が前進する間は、上
記「下」用ソレノイド２６を励磁させるよう構成
したことを特徴とするトラクターの油圧昇降制御
装置。 At the rear of the tractor 1, the hydraulic lifting device is operated by a control valve having "up" and "down" solenoids 25, 26.
The plow 12 is connected to the plow 12 via a three-point link mechanism 11 consisting of a top link 9 and lower links 10, 10 so as to be freely raised and lowered, and a sensor 16 detects the traction resistance from the plow 12 transmitted to the three-point link mechanism 11. A sensor 18 is installed on the aircraft body to detect when the aircraft has traveled a predetermined distance, and the plow 12
A hydraulic elevation control device for a tractor, characterized in that the "lower" solenoid 26 is energized while the machine moves forward a certain distance after a lowering operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986005587U JPH0536325Y2 (en) | 1986-01-17 | 1986-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986005587U JPH0536325Y2 (en) | 1986-01-17 | 1986-01-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62116613U true JPS62116613U (en) | 1987-07-24 |
| JPH0536325Y2 JPH0536325Y2 (en) | 1993-09-14 |
Family
ID=30787310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986005587U Expired - Lifetime JPH0536325Y2 (en) | 1986-01-17 | 1986-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0536325Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5843707A (en) * | 1981-09-11 | 1983-03-14 | 井関農機株式会社 | Plough depth controller in tractor |
-
1986
- 1986-01-17 JP JP1986005587U patent/JPH0536325Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5843707A (en) * | 1981-09-11 | 1983-03-14 | 井関農機株式会社 | Plough depth controller in tractor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0536325Y2 (en) | 1993-09-14 |
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