Patent attributes
One embodiment of the invention provides kit that can be used for closing off the volume between the top and bottom trays of a hand cart for more secure storage of items on the bottom tray. The kit comprises a first wall section, a second wall section, and a third wall section. The first wall section is generally flat. The second wall section has a first generally flat section and a second generally flat section connected by a corner section. The third wall section has a first generally flat section and a second generally flat section connected by a corner section, and a generally flat door section connected to the second generally flat section by a hinge. The kit preferably comprises a plurality of fastener pairs for attaching the wall sections to the angle-stock legs. Preferably, each fastener pair comprises a bolt and a nut, and the kit further comprises a bushing for each fastener pair.