JPH0370574U

JPH0370574U -

Info

Publication number: JPH0370574U
Application number: JP13349389U
Authority: JP
Priority date: 1989-11-16
Filing date: 1989-11-16
Publication date: 1991-07-16

Description

[Brief explanation of the drawing]

第１図は本考案の車輌の操向装置の斜視図、第
２図はステアリングケース１２内部の側面断面図
、第３図は同じく平面断面図、第４図は操向油圧
バルブＶの部分の断面図、第５図は回動体の端部
の断面図、第６図は他の実施例における操向油圧
バルブＶの部分断面図、第７図は従来の構造を示
す図面、第８図は操向油圧バルブＶの回路図であ
る。Ｖ……操向油圧バルブ、２６……スプール、２
６ａ……スプールロツド、２７……中立復帰用バ
ネ、３２……回動体、３７……バルブケース、３
８ａ，３８ｂ……バネ受け。 Fig. 1 is a perspective view of the vehicle steering system of the present invention, Fig. 2 is a side sectional view of the interior of the steering case 12, Fig. 3 is a plan sectional view of the same, and Fig. 4 is a portion of the steering hydraulic valve V. 5 is a sectional view of the end of the rotating body, FIG. 6 is a partial sectional view of the steering hydraulic valve V in another embodiment, FIG. 7 is a drawing showing the conventional structure, and FIG. 8 is a sectional view of the end of the rotating body. FIG. 3 is a circuit diagram of a steering hydraulic valve V. V...Steering hydraulic valve, 26...Spool, 2
6a... Spool rod, 27... Neutral return spring, 32... Rotating body, 37... Valve case, 3
8a, 38b...Spring receiver.

Claims

[Scope of utility model registration request]

In the spool 26 of the steering hydraulic valve V constituting the power steering mechanism, the spool 26
On the outer periphery of the spool rod 26a that constitutes the end of the
A cylindrical rotating body 32 is screwed onto the rotating body 32, and a neutral return spring 27 is provided on the outer circumferential surface of the rotating body 32. Both ends of the neutral return spring 27 are brought into contact between the spring receivers 38b held together,
Rotating body 32 protruding from the end of the valve case 37
A steering hydraulic valve for a vehicle, characterized in that the position of a spool 26 can be finely adjusted by adjusting and rotating the spool rod 26a.