JPH0345370U

JPH0345370U -

Info

Publication number: JPH0345370U
Application number: JP9961590U
Authority: JP
Priority date: 1990-09-21
Filing date: 1990-09-21
Publication date: 1991-04-26
Anticipated expiration: 2003-10-12
Also published as: JPH0539983Y2

Description

[Brief explanation of drawings]

第１図乃至第６図は本考案の実施例を示してお
り、第１図は要部の断面側面図、第２図は同平面
図、第３図は全体背面説明図、第４図は第２図の
Ａ−Ａ線矢視断面拡大図、第５図はターンバツク
ル等の一部断面図、第６図は四輪駆動トラクタの
側面図である。１……トラクタ車体、５……前輪、８……ハン
ドル、９……前車軸、１０……ケース体、１１…
…駆動軸、１５……センタピン、２２……操向ア
ーム、２３……パワーシリンダ、３２……継手体
、３３……ターンバツクル、３４……連結軸、α
……空間。 1 to 6 show an embodiment of the present invention, FIG. 1 is a cross-sectional side view of the main part, FIG. 2 is a plan view of the same, FIG. 3 is an explanatory rear view of the whole, and FIG. FIG. 2 is an enlarged cross-sectional view taken along line A--A in FIG. 2, FIG. 5 is a partial cross-sectional view of the turnbuckle, etc., and FIG. 6 is a side view of the four-wheel drive tractor. DESCRIPTION OF SYMBOLS 1... Tractor body, 5... Front wheel, 8... Handle, 9... Front axle, 10... Case body, 11...
... Drive shaft, 15 ... Center pin, 22 ... Steering arm, 23 ... Power cylinder, 32 ... Joint body, 33 ... Turnbuckle, 34 ... Connection shaft, α
……space.

Claims

[Scope of Claim for Utility Model Registration] A front axle 9 is disposed horizontally on the front axle bearing stand 4 at the front of the vehicle body 1, and front wheels 5 are provided on both left and right sides of the front axle 9 so as to be freely steerable around king pins. A front and rear center pin 15 protrudes front and rear from the center of the axle 9 in the left and right direction.
F, 15R is supported on the front axle bearing stand 4 so as to be freely rotatable around the front and rear axes, and the front wheel drive propulsion shaft 7 is inserted into the rear center pin 15R, and the power of the propulsion shaft 7 is transferred to the left and right front wheels 5 within the front axle 9. Power steering for a front wheel drive type vehicle in which the drive shaft 11 for transmission is inserted at approximately the same height as the center pin 15, and a power cylinder 23 for a power steering device for steering the front wheels 5 is attached to the front axle 9 orthogonally to the center pin 15. In the device, the front axle 9 has a center portion in the left and right direction tapered toward the rear center pin 15R, and the power cylinder 23 is disposed below the tapered portion and at a position higher than the lower end of the center. A power steering device for front-wheel drive vehicles characterized by: