BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is a left side elevational view of a preferred embodiment of the invention showing the cart in its raised position.
FIG. 2 is a left side elevational view of a preferred embodiment of the invention showing the cart in its lowered position.
FIG. 3 is a top view of the embodiment shown in FIG. 1 showing the cart in the raised position.
FIG. 4 is a top view of the embodiment shown in FIG. 1 showing the cart in the lowered position.