JPH0168285U - - Google Patents
Info
- Publication number
- JPH0168285U JPH0168285U JP1987162215U JP16221587U JPH0168285U JP H0168285 U JPH0168285 U JP H0168285U JP 1987162215 U JP1987162215 U JP 1987162215U JP 16221587 U JP16221587 U JP 16221587U JP H0168285 U JPH0168285 U JP H0168285U
- Authority
- JP
- Japan
- Prior art keywords
- actuator
- vehicle
- steering
- oil
- temperature detection
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims 3
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Description
第１図は本考案後輪操舵制御装置の一実施例を
示すシステム図、第２図ａは同装置で用いた大舵
角検出スイツチの具体例を示す断面図、同図ｂは
同じくその作用説明図、第３図ａ，ｂは本考案第
１図のフローチヤートを示す図、第４図及び第５
図は本考案後輪操舵制御装置の第の実施例を示す
システム図、第６図は本考案第５図のフローチヤ
ートを示す図である。
１……前輪、２……後輪、３……ステアリング
ホイール、４……パワーステアリング、５……タ
イロツド、８……コントロールバルブ、Ｐｓ……
パワーステアリング油圧（作動油圧）、１５……
パワーシリンダ、１７……タイロツド、１８……
アクチユエータ、２０，２１……アクチユエータ
ピストン、２２，２３……圧力室、２６……反力
ばね、２９〜３１……パワーステアリング油圧供
給回路、３３……切換弁、３３ｃ……中立位置、
３３ｄ……後輪転舵位置、３４……コントローラ
、３５……モードスイツチ、３６……車速センサ
、４３……大舵角検出スイツチ。
Fig. 1 is a system diagram showing one embodiment of the rear wheel steering control device of the present invention, Fig. 2a is a sectional view showing a specific example of a large steering angle detection switch used in the device, and Fig. 2b is the same effect. Explanatory diagrams, Figures 3a and 5 are diagrams showing the flowchart of Figure 1 of the present invention, Figures 4 and 5.
This figure is a system diagram showing a first embodiment of the rear wheel steering control device of the present invention, and FIG. 6 is a diagram showing a flowchart of FIG. 5 of the present invention. 1...Front wheel, 2...Rear wheel, 3...Steering wheel, 4...Power steering, 5...Tie rod, 8...Control valve, Ps...
Power steering oil pressure (working oil pressure), 15...
Power cylinder, 17... Tie rod, 18...
Actuator, 20, 21... Actuator piston, 22, 23... Pressure chamber, 26... Reaction force spring, 29-31... Power steering hydraulic pressure supply circuit, 33... Switching valve, 33c... Neutral position,
33d...Rear wheel turning position, 34...Controller, 35...Mode switch, 36...Vehicle speed sensor, 43...Large steering angle detection switch.
Claims (1)
チユエータの一方の圧力室へ作動油圧を供給して
該アクチユエータを作動させることにより後輪を
前輪と逆の方向へ転舵するようにした車両におい
て、前記アクチユエータの両圧力室間を切換弁の
作動により連通可能とする連通手段と、作動油の
温度を検出又は推定する油温検出又は推定手段と
を設け、該油温検出又推定手段からの温度信号に
基づき前記連通手段の油路面積を可変とすること
を特徴とする車両の後輪操舵制御装置。 When steering the front wheels, hydraulic pressure is supplied to one pressure chamber of an actuator that elastically supports the rear wheels in a non-steering position, and the actuator is operated to turn the rear wheels in the opposite direction to the front wheels. The vehicle is provided with a communication means for enabling communication between both pressure chambers of the actuator by operation of a switching valve, and an oil temperature detection or estimation means for detecting or estimating the temperature of hydraulic oil, and the oil temperature detection or estimation means is provided. A rear wheel steering control device for a vehicle, characterized in that an oil passage area of the communication means is made variable based on a temperature signal from a vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162215U JPH0168285U (en) | 1987-10-23 | 1987-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162215U JPH0168285U (en) | 1987-10-23 | 1987-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0168285U true JPH0168285U (en) | 1989-05-02 |
Family
ID=31445840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987162215U Pending JPH0168285U (en) | 1987-10-23 | 1987-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0168285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008280001A (en) * | 2007-05-14 | 2008-11-20 | Jtekt Corp | Vehicle steering system |
-
1987
- 1987-10-23 JP JP1987162215U patent/JPH0168285U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008280001A (en) * | 2007-05-14 | 2008-11-20 | Jtekt Corp | Vehicle steering system |