JPH0363467U

JPH0363467U -

Info

Publication number: JPH0363467U
Application number: JP12312189U
Authority: JP
Priority date: 1989-10-23
Filing date: 1989-10-23
Publication date: 1991-06-20

Description

[Brief explanation of drawings]

第１図ないし第３図は本考案の第１実施例を示
し、第１図は正面図、第２図は側面図、第３図は
第１図の−線矢視断面図、第４図、第５図及
び第６図は本考案の第２実施例を示す正面図、側
面図及び平面図、第７図Ａは本考案の第３実施例
を示す斜視図、第７図は本考案が実施される４輪
操舵車の全体構成を示す斜視図、第８図はモード
切換ギヤボツクスの側断面図、第９図はクラツチ
作動用アクチユエータ回りの側断面図、第１０図
はギヤアーム固定用アクチユエータ回りの側断面
図である。１３，１３Ａ……リヤピツトマンアーム、１４
……第２コントロールリンク、３０……モード切
換ギヤボツクス、５０……エクステンシヨンアー
ム、５１……アームステイ、５２……取外し穴、
６０……アームロツククレビス、６１……アーム
ロツクブラケツト、６５……ボツクス部、６６…
…エクステンシヨンレバー。 1 to 3 show a first embodiment of the present invention, in which FIG. 1 is a front view, FIG. 2 is a side view, FIG. 3 is a sectional view taken along the - line in FIG. 1, and FIG. , FIG. 5 and FIG. 6 are front views, side views, and plan views showing the second embodiment of the present invention, FIG. 7A is a perspective view showing the third embodiment of the present invention, and FIG. FIG. 8 is a side sectional view of the mode switching gearbox, FIG. 9 is a side sectional view of the area around the clutch operating actuator, and FIG. 10 is the gear arm fixing actuator. FIG. 13, 13A...Rear pitman arm, 14
...Second control link, 30...Mode switching gear box, 50...Extension arm, 51...Arm stay, 52...Removal hole,
60...Arm lock clevis, 61...Arm lock bracket, 65...Box section, 66...
...Extension lever.

Claims

[Scope of Claim for Utility Model Registration] (1) A rear steering actuator is connected via a control link to a rear pitman arm fixed to the output shaft of a mode switching gearbox to selectively steer the rear wheels. A four-wheel steered vehicle, characterized in that an extension arm is pivotally attached to the tip side of the rear pitman arm, and a holding means is provided for detachably holding the extension arm on the rear pitman arm. Safety equipment for steered vehicles. (2) In a four-wheel steering vehicle in which a rear steering actuator is connected via a control link to a rear pitman arm fixed to the output shaft of a mode switching gearbox to selectively steer the rear wheels, A safety device for a four-wheel steering vehicle, characterized in that a box part is formed at the tip of a rear pitman arm, and a detachable extension lever is provided on the box part.