Patent ID: 6883273

Claim:
An overhead door assembly for a building having an opening to be closed by a door, the door assembly having a vertical closed position and a horizontal open position and the door assembly having dimensions that are substantially equal to the building opening, comprising: a frame, comprising a horizontal support member and first and second vertical members fixedly mounted to either end of the horizontal member, the vertical members fixedly mounted to a ground portion; a one-piece door member having a thickness including top and bottom horizontal ends and first and second vertical sides, the top horizontal end of the door member pivotally mountable to the horizontal member of the frame and the door member movable from the closed position to the open position about the pivot point; a hydraulic cylinder comprising a first end and a second end, the first end pivotally mountable to a portion of either one of the first and second vertical members, and the second end pivotally mountable to the door member, the hydraulic cylinder having a ram movably disposed within the hydraulic cylinder communicating an opening force and a closing force to the door member, and a load bearing truss externally mounted to an outside face of the bottom horizontal end of the door member with respect to the building and providing sufficient support to the door member wherein structural integrity of the door is maintained when the door member is in the open position.