JPS6297881U - - Google Patents
Info
- Publication number
- JPS6297881U JPS6297881U JP19173685U JP19173685U JPS6297881U JP S6297881 U JPS6297881 U JP S6297881U JP 19173685 U JP19173685 U JP 19173685U JP 19173685 U JP19173685 U JP 19173685U JP S6297881 U JPS6297881 U JP S6297881U
- Authority
- JP
- Japan
- Prior art keywords
- power steering
- oil passage
- hydraulic pump
- working machine
- steering device
- 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
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Description
第１図はトラクター前部及び側部にリールモア
装置を装着したアプローチモア側面図。第２図は
パワーステアリング装置の油圧回路。第３図は同
じくセンターを用いて制御した場合の油圧回路図
である。
ｂ…バイパス油路、２…ステアリングハンドル
、３…フロントモア、５…後輪、１９…切換バル
ブ、２０…作動油タンク、２１…油圧ポンプ、２
４…制御バルブ、２５…パワーシリンダー。
Figure 1 is a side view of an approach mower with reel mower devices attached to the front and side of the tractor. Figure 2 shows the hydraulic circuit of the power steering system. FIG. 3 is a hydraulic circuit diagram when control is similarly performed using the center. b...Bypass oil path, 2...Steering handle, 3...Front mower, 5...Rear wheel, 19...Switching valve, 20...Hydraulic oil tank, 21...Hydraulic pump, 2
4...control valve, 25...power cylinder.
Claims (1)
アリング装置を装備した車両において、パワース
テアリング制御バルブと油圧ポンプ間に、油圧ポ
ンプからの圧油をドレン方向に逃がすバイパス油
路を設け、該バイパス油路を開閉切り換え可能と
し、作業機上昇時にバイパス油路が開くべく構成
したことを特徴とするパワーステアリング装置。 In vehicles equipped with a power steering device and with a working machine attached to the side opposite to the steering wheel, a bypass oil passage is provided between the power steering control valve and the hydraulic pump to release pressure oil from the hydraulic pump in the drain direction. A power steering device characterized in that an oil passage can be switched between opening and closing, and the bypass oil passage is configured to open when a working machine is raised.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19173685U JPS6297881U (en) | 1985-12-12 | 1985-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19173685U JPS6297881U (en) | 1985-12-12 | 1985-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6297881U true JPS6297881U (en) | 1987-06-22 |
Family
ID=31146155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19173685U Pending JPS6297881U (en) | 1985-12-12 | 1985-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6297881U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5660770A (en) * | 1979-10-19 | 1981-05-25 | Iseki & Co Ltd | Oil pressure regulator for power steering device of tractor |
-
1985
- 1985-12-12 JP JP19173685U patent/JPS6297881U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5660770A (en) * | 1979-10-19 | 1981-05-25 | Iseki & Co Ltd | Oil pressure regulator for power steering device of tractor |
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