US Patent 9538841 Versatile racks and related assemblies and methods

A rack includes a base resting on a horizontal surface, a top and four elongated legs. Each leg includes a bottom portion pivotally connected to the base and a top portion pivotally connected to the top. The rack is movable between a flat position, wherein the legs are substantially parallel to the horizontal surface, and an upright position, wherein the legs are substantially perpendicular to the horizontal surface.