Drive unit for cable-type window lifter in motor vehicle, has securing device for engaging worm gear with gear receptacle

摘要

A securing device is provided for securing a worm gear against axial displacement beyond a fixed axial position. The securing device includes at least one locking element on a gear receptacle (1-3) or on the worm gear, for engaging the worm gear with the gear receptacle. The locking element is formed as an element that surrounds the circumference of the gear receptacle.