Support mechanism for bifold door

Details Support mechanism for bifold door Support mechanism for bifold door

E - Fixed Constructions

05

D

160/5

E05D 15/26 (2006.01)

Patent

CA 1266822

ABSTRACT OVERHEAD DOOR An overhead door including an upper door panel which is hingedly mounted to a horizontal header of a doorway and to a lower door panel. The door is movable between a first closed positioned wherein the door panels are vertically aligned and cooperate to close the doorway and a second, open position wherein the door panels are in a folded, generally horizontal, and parallel relation. Brace members are provided pivotally mounted to the upper door panel and adapted to engage the vertical door jambs when the door is in its second, open position to provide an angular support therebetween. The brace members are held by cables extending from the lower door panel allowing rollers located at the bottom edge of the lower door panel to engage and roll upon the vertical door jambs when the door is moved between its open position and adjacent to its closed position. In its most pre- ferred form, the door is movable by a winch mounted to the lower door panel, with the winch having a cable extending to a location vertically above the doorway 509620 (2) for vertically raising and lowering the bottom edge of the lower door panel.

509620

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