Patent ID: 8002293

Claim:
A material handling apparatus, comprising: a material handling portion; and a support portion attached to the material handling portion, the support portion comprising: a U-shaped beam, a wheel disposed on one side of the beam, and a U-shaped wheel bracket disposed on an opposing side of the beam such that an open end of the U-shape of the bracket is oriented facing an open end of the U-shape of the beam, the U-shaped wheel bracket having two legs and a yoke therebetween and being disposed nested within the U-shape of the beam with the legs against the beam and a gap between the beam and the yoke, the two legs extending perpendicular from the yoke; wherein the beam and the wheel bracket each comprise a defined pattern of identically arranged holes, the defined pattern comprising a first set arranged on a square pattern, a second set arranged on a rectangular non-square pattern, and a third set arranged on a rectangular pattern similar to that of the second set but oriented ninety degrees to the second set, the beam comprising one or more of the defined pattern of holes; wherein the wheel bracket is disposed having its defined pattern of holes aligned with a respective one of the defined pattern of holes in the beam; and wherein the wheel, the beam, and the wheel bracket are attached by fasteners passing through one of the three sets of holes and completely traversing the gap, coupling the yoke of the wheel bracket to a yoke portion of the beam.