Patent ID: 8684065
Filing Date: 2014-04-01
Classification: E05D,E05Y,Y10T

Abstract:
1. An overhead door track assembly adapted for use with an overhead door to cover an opening of an enclosure, the overhead door track assembly comprising: a horizontal track having a first axial end and an oppositely disposed second axial end; a transition track having a first end and a second end, the first end being engaged to the second axial end of the horizontal track, wherein the transition track is curved; and a substantially vertical track, the substantially vertical track: (a) extending between a first end portion and a second end portion and defining a central longitudinal axis, the first end portion being engaged to the second end of the transition track, the substantially vertical track having a first edge, a second edge, and a side edge extending between the first and second edges; (b) the first edge, the second edge, and the side edge cooperatively defining a single continuous channel configured to receive a plurality of rollers mounted to an overhead door; (c) at least the first edge being shaped to define a plurality of alternately disposed straight guide portions and curved jog portions, the jog portions being axially aligned in parallel to the central longitudinal axis of the substantially vertical track, the single continuous channel being arranged and configured to receive a plurality of rollers mounted to the overhead door, the plurality of jog portions being offset from the plurality of guide portions, the plurality of jog portions offsetting the channel such that the overhead door is offset when the plurality of rollers are located in the plurality of jog portions, wherein the continuous channel is configured such that a roller of the plurality of rollers passes entirely through one or more guide portions of the plurality of guide portions and entirely through one or more jog portions of the plurality of jog portions when the overhead door is advanced between open and closed positions.