Electric motor drive unit for difference shaft of differential gear for motor vehicle, has drive shaft that is aligned concentric to drive rotation axis, and sprocket that is operatively connected with sum shaft via geared connection

摘要

The unit (1) has an electromotive drive (2) comprising a drive shaft (7), and a rotatably driven sum shaft (23), where the drive shaft and the sum shaft are drivingly connected by a transmission (3). The drive shaft is aligned concentric to a drive rotation axis (17). A sprocket (22) is operatively connected with the sum shaft via a geared connection. The drive shaft and the sum shaft are coaxial and are rotatable relative to each other.