Actuator for active chassis frame of motor vehicle, has hydraulic or pneumatic adjustable cylinder that is connected in series to body spring and vibration damper, where damper is arranged parallel to body spring

摘要

The actuator (2) has a body spring (5), and a vibration damper (4) that is arranged parallel to the body spring. A hydraulic or pneumatic adjustable cylinder (3) is connected in series to the body spring and the vibration damper. The adjustable cylinder is attached to damping valves such that a damping force is adjustable by the damping valves. A check valve is arranged parallel to each damping valve, and a gas spring is arranged before the damping and check valves.