Patent ID: 7834499
Filing Date: 2010-11-16
Classification: E05F,E05Y,F16H,H02K,Y10T

Abstract:
1. A motor assembly comprising: a permanent magnet DC motor having a shaft mounted for rotation, a face gear pinion associated with the shaft, a jack shaft and clutch assembly associated with the face gear pinion and constructed and arranged to prevent back drive of the motor, the jack shaft and clutch assembly comprising a face gear operatively associated with the face gear pinion such that during a normal operating condition, movement of the face gear pinion rotates the face gear, one of a spur or helical pinion operatively associated with the jack shaft and clutch assembly, a drive member operatively associated with the spur or helical pinion such that movement of the shaft and face gear pinion moves the spur or helical pinion to drive the drive member, and housing structure defined by an upper housing joined with a lower housing, the motor, the face gear pinion, the jack shaft and clutch assembly, the spur or helical pinion and the drive member being housed within the housing structure, wherein only one of the upper or lower housings includes mounting structure constructed and arranged to mount the motor assembly to another object.