JPS59175311U - Agricultural tractor hydraulic system - Google Patents
Agricultural tractor hydraulic systemInfo
- Publication number
- JPS59175311U JPS59175311U JP7079583U JP7079583U JPS59175311U JP S59175311 U JPS59175311 U JP S59175311U JP 7079583 U JP7079583 U JP 7079583U JP 7079583 U JP7079583 U JP 7079583U JP S59175311 U JPS59175311 U JP S59175311U
- Authority
- JP
- Japan
- Prior art keywords
- agricultural tractor
- hydraulic system
- valve
- hydraulic
- utility
- 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.)
- Pending
Links
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は農用トラクターの全体側面図、第２図はタラシ
ュボード部の平面図、第３図はステアリングハンドル部
の側面図、第４図は制御ブロック線図、第５図は油圧回
路図である。
１・・・・・・ポジション設定レバー、３・・・・・・
ポジションコントロールセンサー、４・・・・・・リフ
トアーム、１６．１７・・・・・・電磁弁、１９・・・
・・・スローリターンバルブ、２１・・・・・・油圧シ
リンダー、２４・・・・・・絞り弁。Figure 1 is an overall side view of the agricultural tractor, Figure 2 is a plan view of the tarash board, Figure 3 is a side view of the steering handle, Figure 4 is a control block diagram, and Figure 5 is a hydraulic circuit diagram. be. 1...Position setting lever, 3...
Position control sensor, 4... Lift arm, 16.17... Solenoid valve, 19...
... Slow return valve, 21 ... Hydraulic cylinder, 24 ... Throttle valve.
Claims (3)
、油圧シリンダーへの圧油量を加減する絞り弁又はスロ
ーリターンバルブ等を電磁弁にて操作可能に構成したこ
とを特徴とする農用トラクターの油圧装置。(1) Hydraulic pressure for an agricultural tractor, characterized in that, in the hydraulic system for lifting and lowering the work equipment of an agricultural tractor, a throttle valve or slow return valve, etc. that adjusts the amount of pressurized oil to the hydraulic cylinder can be operated by a solenoid valve. Device.
作可能とすると共に併せて、油圧制御弁自体をも電磁弁
にて構成したことを特徴とする実用新案登録請求の範囲
第１項記載の農用トラクターの油圧装置。 −(2) The utility model registered in claim 1, characterized in that the throttle valve or the slow return valve can be operated by a solenoid valve, and the hydraulic control valve itself is also constituted by a solenoid valve. Agricultural tractor hydraulic system. −
を設け、又リフトアームに自動制御域を設けて、リフト
アームが該域内に入った時は自動的に絞り弁又はスロー
リターンバルブを介して圧油が流れるように構成したこ
とを特徴とする実用新案登録請求の範囲第１項記載の農
用トラクターの油圧装置。(3) A position control sensor is installed on the lift arm, and an automatic control area is provided on the lift arm so that when the lift arm enters the area, pressure oil automatically flows through the throttle valve or slow return valve. A hydraulic system for an agricultural tractor according to claim 1 of the utility model registration claim, characterized in that the hydraulic system is configured as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7079583U JPS59175311U (en) | 1983-05-11 | 1983-05-11 | Agricultural tractor hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7079583U JPS59175311U (en) | 1983-05-11 | 1983-05-11 | Agricultural tractor hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59175311U true JPS59175311U (en) | 1984-11-22 |
Family
ID=30200947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7079583U Pending JPS59175311U (en) | 1983-05-11 | 1983-05-11 | Agricultural tractor hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59175311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6345112U (en) * | 1986-09-09 | 1988-03-26 |
-
1983
- 1983-05-11 JP JP7079583U patent/JPS59175311U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6345112U (en) * | 1986-09-09 | 1988-03-26 |
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