JPS62103736U - - Google Patents
Info
- Publication number
- JPS62103736U JPS62103736U JP19692685U JP19692685U JPS62103736U JP S62103736 U JPS62103736 U JP S62103736U JP 19692685 U JP19692685 U JP 19692685U JP 19692685 U JP19692685 U JP 19692685U JP S62103736 U JPS62103736 U JP S62103736U
- Authority
- JP
- Japan
- Prior art keywords
- power steering
- pumps
- hydraulic system
- steering device
- hydraulic
- 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
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Landscapes
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Description
図面は本考案に係る作業機の油圧装置の実施例
を示し、第１図は油圧回路図、第２図はポンプに
対する配管の取付構造を示す側面図、第３図はパ
ワーステアリング装置の概略平面図、第４図はロ
ータリバルブの操作構造を示す縦断側面図、第５
図乃至第７図は同操作構造を示す平面図、第８図
はロータリバルブの中立復帰付勢構造を示す拡大
背面図、第９図は乗用型田植機の全体側面図であ
る。
４……油圧式リフト装置、５……パワーステア
リング装置、６，７……ポンプ、８……戻り油路
、９……吸込口。
The drawings show an embodiment of the hydraulic system for a working machine according to the present invention, in which Fig. 1 is a hydraulic circuit diagram, Fig. 2 is a side view showing the mounting structure of piping to the pump, and Fig. 3 is a schematic plan view of the power steering device. Figure 4 is a vertical sectional side view showing the operating structure of the rotary valve, Figure 5 is a longitudinal side view showing the operating structure of the rotary valve.
7 are plan views showing the operating structure, FIG. 8 is an enlarged rear view showing the neutral return biasing structure of the rotary valve, and FIG. 9 is an overall side view of the riding rice transplanter. 4... Hydraulic lift device, 5... Power steering device, 6, 7... Pump, 8... Return oil path, 9... Suction port.
Claims (1)
式リフト装置４と、操向車輪１ａ，１ｂを操向制
御するパワーステアリング装置５とに圧油を各別
に供給するポンプ６，７をタンク共用状態に設け
た作業機の油圧装置であつて、前記パワーステア
リング装置５の戻り油路８を、前記両ポンプ６，
７の吸込口９に連通接続してある作業機の油圧装
置。 The pumps 6 and 7 that separately supply pressure oil to the hydraulic lift device 4 that raises and lowers the working equipment connected to the rear of the aircraft body and the power steering device 5 that controls the steering wheels 1a and 1b are placed in a common tank state. A hydraulic system for a work machine provided in which the return oil passage 8 of the power steering device 5 is connected to both the pumps 6,
The hydraulic system of the working machine is connected to the suction port 9 of 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19692685U JPS62103736U (en) | 1985-12-20 | 1985-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19692685U JPS62103736U (en) | 1985-12-20 | 1985-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62103736U true JPS62103736U (en) | 1987-07-02 |
Family
ID=31156177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19692685U Pending JPS62103736U (en) | 1985-12-20 | 1985-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62103736U (en) |
-
1985
- 1985-12-20 JP JP19692685U patent/JPS62103736U/ja active Pending