US Patent 7584777 Panel assemblies for variable shading and ventilation

A variable panel assembly is herein disclosed which is comprised of a plurality of panels and a plurality of links where by rotating one or more links, the assembly shifts between a largely uncovered configuration to a covered configuration, where in the first configuration the panel profiles are essentially aligned, and in the second configuration the panel profiles are offset relative to one another. Further disclosed herein are methods to control the movement of the assembly, both manual and motorized.