Motor vehicle wheel suspension has a swivel unit to attach the torsion spring to the chassis and a rotary unit to put the spring under tension

摘要

In the wheel suspension (1), for a motor vehicle, the torsion spring (3) is attached to the vehicle chassis (4) by a swivel unit (6) with a manual or automatic control. The spring is placed under tension by an electric or hydraulic rotary drive (7). sliding along the longitudinal axis (8) of the spring.