JPH03114480U - - Google Patents
Info
- Publication number
- JPH03114480U JPH03114480U JP2316690U JP2316690U JPH03114480U JP H03114480 U JPH03114480 U JP H03114480U JP 2316690 U JP2316690 U JP 2316690U JP 2316690 U JP2316690 U JP 2316690U JP H03114480 U JPH03114480 U JP H03114480U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- accumulator
- controller
- control valve
- circuit
- 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
- 230000005856 abnormality Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Steering Control In Accordance With Driving Conditions (AREA)
Description
第１図は本考案の一実施例を示す油圧回路図、
第２図及び第３図は本考案が実施される後輪操舵
装置及び油圧回路図、第３図Ａは第３図に示す実
施例の部分正面図である。
Ｌ１……油圧供給回路、Ｌ６，Ｌ７……リリー
フ回路、４……アンロード弁、８……制御弁、１
０……パワシリンダ、１７……ソレノイド弁、１
８……コントローラ異常信号発信手段。
FIG. 1 is a hydraulic circuit diagram showing an embodiment of the present invention;
2 and 3 are diagrams of a rear wheel steering system and hydraulic circuit in which the present invention is implemented, and FIG. 3A is a partial front view of the embodiment shown in FIG. 3. L1...Hydraulic pressure supply circuit, L6, L7...Relief circuit, 4...Unload valve, 8...Control valve, 1
0...Power cylinder, 17...Solenoid valve, 1
8...Controller abnormality signal transmission means.
Claims (1)
等を備えた油圧供給回路を制御弁を介して後軸を
操舵するパワシリンダに接続すると共に、走行状
態検出手段からの信号に基づき制御弁を制御する
コントローラを備えた後軸操舵車両において、前
記アキユムレータのリリーフ回路を設けて該回路
にソレノイド弁を介装すると共に、前記コントロ
ーラの異常時に前記アンロード弁及びソレノイド
弁を開く異常信号発信手段を設けたことを特徴と
する後軸操舵車両のフエイルセーフ装置。 A hydraulic supply circuit including a hydraulic pump, an unload valve, an accumulator, etc. is connected to a power cylinder that steers the rear axle via a control valve, and a controller is provided that controls the control valve based on a signal from a running state detection means. The rear axle steering vehicle is characterized in that a relief circuit for the accumulator is provided, a solenoid valve is interposed in the circuit, and an abnormality signal transmitting means is provided to open the unload valve and the solenoid valve when the controller is abnormal. A fail-safe device for rear-axle steered vehicles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2316690U JPH03114480U (en) | 1990-03-09 | 1990-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2316690U JPH03114480U (en) | 1990-03-09 | 1990-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03114480U true JPH03114480U (en) | 1991-11-25 |
Family
ID=31526160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2316690U Pending JPH03114480U (en) | 1990-03-09 | 1990-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03114480U (en) |
-
1990
- 1990-03-09 JP JP2316690U patent/JPH03114480U/ja active Pending