Patent ID: 7252202

Claim:
A recessed structural beam for use with a storage unit comprising: a horizontal return flange on the base of said recessed structural beam extending the full length of said recessed structural beam, a rib strategically positioned between said recessed structural beam's base and top, which extends the full length of said recessed structural beam, a recessed flange at top of said recessed structural beam taking the form of “L” shape where the base of said “L” is parallel to the horizontal return flange located at the base of said recessed structural beam, the recessed flange is chamfered at both ends of said recessed structural beam enabling said recessed structural beams to create a corner fit, and a variable number of fingers formed from the ends of said recessed structural beams proportionately located near the base and top in a combination that can enable the assembly of said recessed structural beams to said vertical posts.