JPS6072768U

JPS6072768U - Vehicle pressure fluid control device

Info

Publication number: JPS6072768U
Application number: JP16659183U
Authority: JP
Inventors: 康二芝端; 坪田　康正; 高明宇野
Original assignee: 日産自動車株式会社
Priority date: 1983-10-27
Filing date: 1983-10-27
Publication date: 1985-05-22

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はこの考案に係る車両の圧力流体制御装置の第１
実施例を示す概略平面図、第２図は前記一実施例に使わ
れているポンプの詳細を示す断面図、第３図は第１バル
ブ部に供給される圧力流体の流量と車速またはエンジン
回転数との関係を示すグラフ、第４図は第２ポンプ部の
吐出量と車速若しくはエンジン回転数との関係を示すグ
ラフ、第５図は前記一実施例に使われている圧力制御弁
の第１バルブ部の特性を示すグラフ、第６図は前記圧力
制御弁の第２バルブ部の特性を示すグラフ、である。９・・・前輪、１０・・・前輪作動手段、１９・・・後
輪、２１・・・後輪操舵手段、２４・・・ステアリング
ホイール、２５・・・圧力制御弁、２６・・・第１バル
ブ部、２７・・・第２バルブ部、３１・・・圧力流体発
生手段、５４・・・第１ポンプ部、５５・・・第２ポン
プ部、５８・・・リザーバタンク。Figure 1 shows the first part of the pressure fluid control device for a vehicle according to this invention.
A schematic plan view showing the embodiment, Fig. 2 is a sectional view showing details of the pump used in the above embodiment, and Fig. 3 shows the flow rate of the pressure fluid supplied to the first valve part and the vehicle speed or engine rotation. FIG. 4 is a graph showing the relationship between the discharge amount of the second pump section and the vehicle speed or engine speed, and FIG. FIG. 6 is a graph showing the characteristics of the first valve section, and FIG. 6 is a graph showing the characteristics of the second valve section of the pressure control valve. 9... Front wheel, 10... Front wheel operating means, 19... Rear wheel, 21... Rear wheel steering means, 24... Steering wheel, 25... Pressure control valve, 26... No. 1 valve section, 27... second valve section, 31... pressure fluid generating means, 54... first pump section, 55... second pump section, 58... reservoir tank.

Claims

[Scope of utility model registration request]

A pressure fluid generation means that suctions and pressurizes the fluid in the reservoir tank to generate pressure fluid, a pressure control valve that controls the pressure fluid generated by the pressure fluid generation means in accordance with the steering of the steering wheel, and a pressure control valve that controls the fluid. a front wheel operating means for assisting steering wheel steering and deflection of the front wheels using pressure fluid controlled by the pressure control valve; and a rear wheel steering means for deflecting the rear wheels using pressure fluid controlled by a pressure control valve;
In the pressure fluid control device for a vehicle, the pressure control valve has a first valve section that controls pressure fluid supplied to the front wheel actuating means and a second valve section that controls the pressure fluid supplied to the rear wheel steering means. , the one pressure fluid generating means having a first pump section that is driven by the same power source and that supplies pressure fluid to the first valve section and a second pump section that supplies pressure fluid to the second valve section. A pressure fluid control device for a vehicle characterized by: