JPH01123776U - - Google Patents
Info
- Publication number
- JPH01123776U JPH01123776U JP1701688U JP1701688U JPH01123776U JP H01123776 U JPH01123776 U JP H01123776U JP 1701688 U JP1701688 U JP 1701688U JP 1701688 U JP1701688 U JP 1701688U JP H01123776 U JPH01123776 U JP H01123776U
- Authority
- JP
- Japan
- Prior art keywords
- rear wheel
- wheel steering
- engagement groove
- lever
- electromagnetic solenoid
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Description
第１図は本考案に係る四輪操舵車の後輪転舵装
置の一実施例を示す後輪転舵比可変機構の要部断
面図、第２図ａ，ｂおよび第３図は第１図におけ
る―線で断面して示す動作説明図、第４図ａ
，ｂは係合ピン駆動用の電磁ソレノイドの制御状
態を説明するための特性図およびタイムチヤート
、第５図および第６図はその側面図および底面図
、第７図はセンタリングスプリング機構部分を示
す概略断面図、第８図は四輪操舵車全体の操舵系
構成を示す概略斜視図、第９図は本考案の別の実
施例を示す要部断面図である。
５…後輪、６…後輪側舵取リンク機構、７…後
輪側油圧式動力舵取装置、８（８ａ，８ｂ）…転
舵力伝達ロツド系、１０…後輪転舵装置、１１…
後輪転舵比可変機構、１２…ブラケツト、１３…
回動本体、１４…アーム、１５…レバー、１６…
電動モータ、２０…回転伝達系、２６ａ，２６ｂ
…コントローラ、３０…センタリングスプリング
機構、３４…センタリングスプリング、４０…電
磁ソレノイド、４０ａ…係合ピン、４０ｂ…ロツ
ド、４１…係合溝、４１ａ，４１ｂ…係合溝両側
の側壁部、４２……スプリング、４６ａ，４６ｂ
…係合溝両側面、４７ａ，４７ｂ…レバー側縁部
。
FIG. 1 is a sectional view of a main part of a variable rear wheel steering ratio mechanism showing an embodiment of the rear wheel steering device for a four-wheel steering vehicle according to the present invention, and FIGS. -Explanatory diagram of operation shown in cross section by line, Figure 4a
, b are characteristic diagrams and time charts for explaining the control state of the electromagnetic solenoid for driving the engagement pin, FIGS. 5 and 6 are side and bottom views thereof, and FIG. 7 is the centering spring mechanism part. FIG. 8 is a schematic sectional view showing the overall structure of the steering system of a four-wheel steering vehicle, and FIG. 9 is a sectional view showing main parts of another embodiment of the present invention. 5... Rear wheel, 6... Rear wheel side steering link mechanism, 7... Rear wheel side hydraulic power steering device, 8 (8a, 8b)... Steering force transmission rod system, 10... Rear wheel steering device, 11...
Rear wheel steering ratio variable mechanism, 12...bracket, 13...
Rotating body, 14...arm, 15...lever, 16...
Electric motor, 20... Rotation transmission system, 26a, 26b
...Controller, 30...Centering spring mechanism, 34...Centering spring, 40...Electromagnetic solenoid, 40a...Engagement pin, 40b...Rod, 41...Engagement groove, 41a, 41b...Side wall portions on both sides of the engagement groove, 42... Spring, 46a, 46b
...Both sides of the engagement groove, 47a, 47b...Lever side edge.
Claims (1)
軸線と直交する軸線上に軸支され電動モータで回
動制御されるとともに本体側方に延設された先端
が後輪側への転舵力伝達系に連結されるレバーを
有する後輪転舵比可変機構を備えてなり、前記レ
バーの回動方向に平行する側面部に係合溝を凹設
するとともにこの係合溝内に係入するように付勢
した係合ピンおよびこれを離脱動作させる電磁ソ
レノイドを前記本体側に設け、かつこの電磁ソレ
ノイドを常時は非通電状態とし、レバー先端が本
体回動軸線上に位置する中立状態から回動変位さ
れるときに通電制御するように構成したことを特
徴とする四輪操舵車の後輪転舵装置。 It is pivoted on an axis perpendicular to the rotation axis of the rotating body to which steering force is transmitted from the front wheels, and its rotation is controlled by an electric motor. The variable rear wheel steering ratio mechanism includes a lever connected to a steering force transmission system, and an engagement groove is recessed in a side surface parallel to the rotational direction of the lever, and an engagement groove is provided in the engagement groove. A neutral state in which an engaging pin biased to engage and an electromagnetic solenoid for disengaging the engagement pin is provided on the main body side, and the electromagnetic solenoid is normally de-energized and the tip of the lever is located on the rotation axis of the main body. 1. A rear wheel steering device for a four-wheel steered vehicle, characterized in that the rear wheel steering device for a four-wheel steering vehicle is configured to perform energization control when rotationally displaced from the rear wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1701688U JPH01123776U (en) | 1988-02-13 | 1988-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1701688U JPH01123776U (en) | 1988-02-13 | 1988-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01123776U true JPH01123776U (en) | 1989-08-23 |
Family
ID=31230443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1701688U Pending JPH01123776U (en) | 1988-02-13 | 1988-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01123776U (en) |
-
1988
- 1988-02-13 JP JP1701688U patent/JPH01123776U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112278070B (en) | Independent steering device and front wheel steering system using same | |
| US6523632B1 (en) | Vehicle equipped with turning mechanism | |
| US6481524B1 (en) | Vehicle equipped with turning mechanism | |
| JPH01123776U (en) | ||
| JPH01172071A (en) | Vehicle front and rear wheel steering device | |
| US6378641B1 (en) | Vehicle equipped with turning mechanism | |
| JPH01114480U (en) | ||
| JPS6146767A (en) | Steering gear for four-wheel steering car | |
| JP3579983B2 (en) | Tractor auto brake controller | |
| JPH0511709Y2 (en) | ||
| JPH0231335Y2 (en) | ||
| JPH0417379Y2 (en) | ||
| JPS63202570U (en) | ||
| JPH0170685U (en) | ||
| JP2530634B2 (en) | 4-wheel steering system for vehicles | |
| JPH02254067A (en) | Tractor front wheel speed increase device | |
| JPH038927U (en) | ||
| JPH0239927U (en) | ||
| JPS6414461U (en) | ||
| JPS63202568U (en) | ||
| JPS62170380U (en) | ||
| JPS62199570A (en) | Rear wheel steering gear for automobile | |
| JPS63104225U (en) | ||
| JPH01175579A (en) | Steering system for tractor | |
| JPS63189982U (en) |