Integrated power steering gear for automobile rotary valve

• Main Authors: ZHIXIAN MIN, YIBIN LIANG, JIANBIN LAO
• Format: Patent
• Language: English
• Published: 03.12.1997
• Edition: 6
• Subjects: LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; MOTOR VEHICLES; PERFORMING OPERATIONS; TRAILERS; TRANSPORTING

The utility model provides an integrated power steering gear for automobile rotary valves, which is composed of a front cover assembly (1), a housing component (2), a rack piston (3), and a rocker arm shaft assembly (4). The utility model adopts that a tapered roller bearing or an angular contact ball bearing is combined with a plane thrust roller bearing, a valve body assembly is positioned along an axial direction and centered along a radial direction when the valve body assembly rotates in a front cover, an oil path which is positioned between the front cover and the valve body assembly adopts a combined way of sealing, so the problem of internal leakage can be solved, and friction among moving pieces are reduced. Because of the structure, the utility model has the advantages that the structure is compact, the size is small, the weight is light, the tightness is favorable, the hand power is light, the returnability is good, and the utility model is suitable for various wheeled vehicles with front axles loads less than 8 tons.