Patent ID: 6291988
Filing Date: 2001-09-18
Classification: B60G,F16F,G01B,G01D

Abstract:
A vibration damper for a motor vehicle, the vibration damper comprising:a damping cylinder;a damping piston having a hollow piston rod movable in the damping cylinder, the damping piston having a damping piston cover over the hollow piston rod;a housing within the damping piston cover;a sensor device having a sensor element and an electronic circuit, the sensor element being operable for generating a position signal indicative of the position of the piston rod with respect to the damping cylinder, the electronic circuit being electrically connected to the sensor element for receiving the position signal, wherein the sensor element and the electronic circuit are located within the housing between the hollow piston rod and the damping piston cover;a seal lying between the hollow piston rod and the damping piston cover and being associated with the housing to seal the electronic circuit within the housing;a plate located within the housing and being electrically connected to the electronic circuit at a first end and running through the seal at a second end; anda connector electrically connected to the second end of the plate to electrically connect with the electronic circuit for electrically connecting the sensor device to a control device located remote from the vibration damper to provide the control device with the position signal.