Gearing drive unit for adjusting a moving part on a motor vehicle has gearing with a gearing wheel and an electric motor with an inner rotor

摘要

An inner rotor has a laminated armature core (20) fitted on a rotor shaft (18) with an outer circumference (21), on which there are external gear teeth (39,40) to engage in corresponding toothed gearing (32) on a gearwheel (34). The external gear teeth fasten on-axis on the laminated armature core with a positive or non-positive fit, secured against rotation.