Patent attributes
A ball transfer unit support may include a top ring, an upper portion adjacent to the top ring, a lower portion, and a shoulder located between the upper portion and the lower portion. The shoulder may be configured to support a ball transfer unit. The top ring may be in the shape of a truncated circle, and the top ring may snap into an aperture in a top skin of a ball panel. The top ring may include a retaining lip which snaps below the top skin. The truncated circle shape of the top ring may provide anti-rotation between the ball transfer unit support and the ball panel. The ball transfer unit support may transfer load on the ball transfer unit to a bottom skin of the ball panel.