Patent ID: 8851147

Claim:
An overhead roll-up door assembly for a vertically moving door to permit and prohibit access to an opening, the door assembly comprising: a door panel having two faces and opposing marginal and lateral edges, the door panel having at least two wind locks attached proximate each marginal edge wherein each of the at least two wind locks attached proximate each marginal edge extend away from one face of the door panel in a direction substantially perpendicular thereto, are spaced apart vertically from each other proximate each respective marginal edge of the door panel, and are constructed using materials having at least two different durometers a drum for winding and unwinding the door panel to permit and prohibit access to the opening; and, a pair of opposing substantially parallel side columns aligned and spaced apart such that at least a portion of each of the opposing marginal edges engage one of the opposing substantially parallel side columns in a manner in which at least a portion of each of the opposing substantially parallel side columns guide vertical travel of the door panel as the door opens and closes, wherein each of the at least two wind locks positioned proximate each respective marginal edge of the door panel is configured so that a portion having a higher durometer of the at least two different durometers of each of the at least two wind locks engages a portion of the opposing substantially parallel side columns when a wind load is applied to the door panel.