Patent ID: 8327908

Claim:
A sectional folding garage door comprising: an even number of panels connected by hinges; a plurality of external roller mechanisms, each external roller mechanism placed on the top lateral side of each odd-numbered panel, each comprising an external cable roller, an external rail roller, and a lateral fork hinge, mounted coaxially to each other along a horizontal axis; a frame comprising two vertical guides and a horizontal sector, said vertical guides comprising an external rail and a plurality of axial branches protruding horizontally from the vertical guides, the number of said axial branches equal to the number of panels, the topmost axial branch being the longest and each successive axial branch being shorter, and an internal rail, said internal rail comprising at least one curved sector with a radius of curvature equal to the vertical dimension of a panel, and said horizontal sector comprising a rotary frame; a plurality of lateral fork hinges, each lateral fork hinge corresponding to an axial branch, wherein each lateral fork hinge revolves around its corresponding axial branch during folding; a power mechanism comprising at least one cable, a cable winding drum, and a plurality of rollers situated on at least one of the panels.