Patent ID: 7812492

Claim:
A motor drive assembly, comprising: a motor housing having a gear chamber; a gear mounted in the gear chamber for rotation about an axis; an electric motor enclosed in the motor housing, the electric motor having a rotating armature shaft operatively connected to the gear, the armature shaft having a sensor element mounted thereon, wherein the electric motor defines a first plane perpendicular to the axis; a drum housing having an interior side and an exterior side, the interior side forming a drum chamber in communication with the gear chamber, the drum housing including a cable guide ( 38 ) communicating with the drum chamber; an electronic control unit mounted to the exterior side of the drum housing for controlling energization of the electric motor, the electronic control unit including a printed circuit board (PCB) mounted in a second plane substantially parallel to and overlapping the first plane; wherein the motor housing includes a first aperture exposing the sensor element and the portion of the drum housing that mounts the electronic control unit includes a second aperture in registration with the first aperture on the motor housing, thereby providing communication between the electronic control unit and the electric motor.