US Patent 10219621 Nesting transportable wine barrel rack

A wine barrel rack system having first and second ground level side rails oriented generally parallel to one another, each of the first and second ground level side rails fabricated from sheet metal panels, and having an upper bend forming a flange and a lower bend forming a flange, and having a plurality of upper arcuate cut outs shaped and sized for cradling a wine barrel. Connecting members join the rails to form the rack, which may have ground level configuration and an upper, stackable configuration, the latter including either elongate rails with cutouts for mounting on lower barrels and support upper barrels, or discrete arcuate barrel cradles for mounting between two lower barrels and support a single barrel.