Patent ID: 7354370
Filing Date: 2008-04-08
Classification: E05F,E05Y,H02K

Abstract:
1. A drive system for regulating a device in motor vehicles comprising a housing in which a drive element of the regulating device, a disc armature motor with an armature disc and a planet wheel transmission are arranged, the planet wheel transmission having a hollow wheel with internal toothing fixed on the housing, an output internal geared hollow wheel connected to the drive element of the regulating device, and a radially flexible ring whose external toothing meshes partially with the internal toothing of the hollow wheel fixed on the housing and meshes partially with the output wheel, wherein an inner sleeve face of the radially flexible ring rolls on rollers which are mounted on a drive hub connected to the armature disc, wherein a journal of the output internal geared wheel extending over a significant part of the length of a fixed drive axle is centered between the fixed drive axle and a drive hub cylinder of the drive hub.