Motor driven door mechanism for curved path sectional door in garage

摘要

The door mechanism has a sliding shoe (2) moved along a track (4) by a motor. The shoe is attached to the sectional door by a connecting rod (3) which acts as an angled strut between the shoe and the door. The track is straight and the shoe moved by an endless chain (5) or a toothed rack drive. Part of the travel path of the door can be parallel and offset to the shoe track.