JPH0446986U - - Google Patents
Info
- Publication number
- JPH0446986U JPH0446986U JP8872590U JP8872590U JPH0446986U JP H0446986 U JPH0446986 U JP H0446986U JP 8872590 U JP8872590 U JP 8872590U JP 8872590 U JP8872590 U JP 8872590U JP H0446986 U JPH0446986 U JP H0446986U
- Authority
- JP
- Japan
- Prior art keywords
- steers
- transmits
- hydraulic cylinder
- movement
- spool valve
- 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
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Description
第１図は本願考案の実施例に係るステアリング
ギヤないしスプールバルブの断面を示した図、第
２図は本願考案の実施例に係る四輪操舵装置を模
式的に示した図である。
１……油圧シリンダ、２……スプールバルブ、
３……ピストンロツド、４……後輪、１３……ス
プール、２０……ステアリングギヤ、２１……セ
クタシヤフト、３０……（スプールの）ラツク歯
、３１……（セクタシヤフトの）ピニオン歯。
FIG. 1 is a cross-sectional view of a steering gear or spool valve according to an embodiment of the present invention, and FIG. 2 is a diagram schematically showing a four-wheel steering device according to an embodiment of the present invention. 1...Hydraulic cylinder, 2...Spool valve,
3... Piston rod, 4... Rear wheel, 13... Spool, 20... Steering gear, 21... Sector shaft, 30... Rack teeth (of the spool), 31... Pinion teeth (of the sector shaft).
Claims (1)
舵させる油圧シリンダと、上記油圧シリンダに対
する油圧制御を行うスプールバルブとを備えた四
輪操舵装置であつて、 ステアリング操舵に応じて回転させられるセク
タシヤフトの動きを前輪に伝えてこれを転舵させ
るステアリングギヤを装備し、 上記セクタシヤフトの外周面適部に、軸心回り
に並ぶピニオン歯を形成しているとともに、 上記スプールバルブのスプールに軸方向のラツ
ク歯を形成し、このラツク歯を上記ピニオン歯と
噛合させていることを特徴とする、四輪操舵装置
。[Scope of Claim for Utility Model Registration] A four-wheel steering device comprising a hydraulic cylinder that transmits the movement of a piston rod to the rear wheels and steers them, and a spool valve that performs hydraulic control on the hydraulic cylinder, comprising: a steering system; The steering gear is equipped with a steering gear that transmits the movement of the sector shaft rotated according to the rotation speed to the front wheels and steers the front wheels, and pinion teeth arranged around the axis are formed on an appropriate part of the outer peripheral surface of the sector shaft, A four-wheel steering device, characterized in that the spool of the spool valve is formed with axially latch teeth, and the latch teeth mesh with the pinion teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8872590U JPH0446986U (en) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8872590U JPH0446986U (en) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0446986U true JPH0446986U (en) | 1992-04-21 |
Family
ID=31822199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8872590U Pending JPH0446986U (en) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0446986U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62216868A (en) * | 1986-03-18 | 1987-09-24 | Kayaba Ind Co Ltd | Four-wheel steering device |
-
1990
- 1990-08-24 JP JP8872590U patent/JPH0446986U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62216868A (en) * | 1986-03-18 | 1987-09-24 | Kayaba Ind Co Ltd | Four-wheel steering device |
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