Patent ID: 6588483
Filing Date: 2003-07-08
Classification: E05B,E06B,Y10S

Abstract:
A roll-up door comprising:a pair of rails; a first door panel having an aperture formed therein; a second door panel pivotally mounted to the first door panel so that the first door panel and the second door panel move as a unit with respect to the pair of rails; a hinge mechanism comprising: a first hinge plate attached to the first door; a second hinge plate attached to the second door; and a hinge pin pivotally attaching the first hinge plate to the second hinge plate; a bearing assembly removably attached to the hinge pin, wherein the bearing assembly engages one of the rails to slidably mount the first door panel, the second door panel and the hinge mechanism with respect to the rail; and a locking system adapted to at least partially seat in the aperture, wherein the locking system extends through the hinge pin and selectively engages at least one of the rails to lock the roll-up door in a closed position.