JPH0454770U - - Google Patents
Info
- Publication number
- JPH0454770U JPH0454770U JP9711790U JP9711790U JPH0454770U JP H0454770 U JPH0454770 U JP H0454770U JP 9711790 U JP9711790 U JP 9711790U JP 9711790 U JP9711790 U JP 9711790U JP H0454770 U JPH0454770 U JP H0454770U
- Authority
- JP
- Japan
- Prior art keywords
- return spring
- cylinder
- cylinder shaft
- piston
- wheel steering
- 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
- 230000007935 neutral effect Effects 0.000 claims 1
- 230000036316 preload Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Description
第１図は本考案に係る四輪操舵用後輪アクチユ
エータの一実施例を示す断面図、第２図は第１図
のアクチユエータのハンドル角とハンドル負荷と
の関係を示す特性図、第３図は第１図のアクチユ
エータのハンドル角と後輪舵角との関係を示す特
性図、第４図は従来の四輪操舵車の概略構成図、
第５図は第４図の油圧切換弁の特性図、第６図は
第４図のハンドル角とハンドル負荷との関係を示
す特性図である。
２０……四輪操舵用後輪アクチユエータ、２１
……ケーシング、２２……パワーシリンダ、２３
……復帰ばね機構、２５……フローピストン、２
６……シリンダ軸、３０，３４……復帰スプリン
グ。
FIG. 1 is a sectional view showing an embodiment of the rear wheel actuator for four-wheel steering according to the present invention, FIG. 2 is a characteristic diagram showing the relationship between the handle angle and handle load of the actuator shown in FIG. 1, and FIG. is a characteristic diagram showing the relationship between the steering wheel angle of the actuator and the rear wheel steering angle in Fig. 1, and Fig. 4 is a schematic configuration diagram of a conventional four-wheel steering vehicle.
5 is a characteristic diagram of the hydraulic switching valve shown in FIG. 4, and FIG. 6 is a characteristic diagram showing the relationship between the handle angle and handle load shown in FIG. 4. 20... Rear wheel actuator for four-wheel steering, 21
...Casing, 22 ...Power cylinder, 23
... Return spring mechanism, 25 ... Flow piston, 2
6...Cylinder shaft, 30, 34...Return spring.
Claims (1)
ワーシリンダと、前記シリンダ軸に装着されてパ
ワーシリンダを中立位置に復帰させる復帰ばね機
構とを備えた四輪操舵用後輪アクチユエータにお
いて、前記パワーシリンダのピストンをフローピ
ストンとし、且つ当該フローピストンと前記シリ
ンダ軸との間に前記復帰ばね機構の復帰スプリン
グよりもプリロードの小さい復帰スプリングを介
在させたことを特徴とする四輪操舵用後輪アクチ
ユエータ。 A rear wheel actuator for four-wheel steering includes a power cylinder in which both ends of a cylinder shaft are connected to left and right rear wheels, and a return spring mechanism attached to the cylinder shaft to return the power cylinder to a neutral position. A rear wheel actuator for four-wheel steering, characterized in that the piston of the cylinder is a flow piston, and a return spring with a smaller preload than the return spring of the return spring mechanism is interposed between the flow piston and the cylinder shaft. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9711790U JPH0454770U (en) | 1990-09-14 | 1990-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9711790U JPH0454770U (en) | 1990-09-14 | 1990-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454770U true JPH0454770U (en) | 1992-05-11 |
Family
ID=31837210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9711790U Pending JPH0454770U (en) | 1990-09-14 | 1990-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454770U (en) |
-
1990
- 1990-09-14 JP JP9711790U patent/JPH0454770U/ja active Pending