Patent ID: 7866769

Claim:
A storage system comprising: a shell including: a plurality of walls coupled to one another to form a storage chamber therebetween and to define a plurality of intersection edges, each of the plurality of intersection edges being formed at a corresponding boundary of two adjacent ones of the plurality of walls; and a plurality of rails, each of the plurality of rails extending outwardly from a corresponding one of the plurality of intersection edges with an angled orientation relative to each of the two adjacent ones of the plurality of walls, wherein: a cross-sectional thickness of each of the plurality of rails increases as each of the plurality of rails extends away from one of the plurality of intersection edges, each of the plurality of rails is formed as a single piece of material and defines a free end opposite the corresponding one of the plurality of intersection edges, and the free end of one of the plurality of rails has a cross-sectional thickness that is larger than a cross-sectional thickness of any other portion of the one of the plurality of rails.