Patent ID: 7708661
Filing Date: 2010-05-04
Classification: F16F,F16H

Abstract:
1. A drive wheel arrangement for an auxiliary unit of an internal combustion engine, comprising: a belt pulley operatively connected to a flexible drive element and a shaft, a damping device is arranged between the shaft and the belt pulley and includes at least one spring energy-storing element, wherein the belt pulley is connected in a form-fitting manner to two bearings and an outer damper cage which is connected via the spring energy-storing element to an inner damper cage, the inner damper cage being rotatable on the shaft and having at least one sidewall that partially surrounds the spring energy storing element and an external face of the outer damper cage, one of the two bearings is a sliding bearing which is fixed between the belt pulley and the external face of the inner damper cage and the other of the two bearings is fixed at the opposite end of the drive wheel, between the belt pulley and the shaft.