Patent ID: 7041023
Filing Date: 2006-05-09
Classification: B60K,F16H,H02K

Abstract:
1. A motor-driven axle for a motor vehicle, comprising: an axle housing including an intermediate casing which can contain a lubricant and in which a reduction gear unit, coupled to a differential, is mounted, two drive-shafts coupled to the differential, and a rotary electric drive motor having a shaft, a first end of said shaft extends into the casing where said shaft is engaged in the tubular hub of an input sprocket of the reduction unit and is supported for rotation by no more than two bearings, the input sprocket of the reduction unit being supported for rotation in the casing by means of a first bearing which is keyed to an axial portion of the hub of the sprocket, which axial portion extends on the side of the teeth of the sprocket remote from the motor, and the shaft of the electric motor being cantilevered by means of a second bearing which is keyed to the end of the shaft remote from the first end.