Shopping cart with removable basket assembly

1. A shopping cart comprising:

a frame supported for movement over the ground, the frame including an upright portion including a pair of arms, each arm having an upper end, a lower end and an inner surface facing toward the opposite arm, the inner surfaces tapering inwardly toward one another such that the upper ends are positioned farther apart from each other than the lower ends;

a basket assembly connected to the upright portion of the frame, the basket assembly including a pair of side walls, each side wall including a slot, each slot having an outer surface slidable along the inner surface of one of the arms from the upper end to a predetermined position at which the inward taper of the inner surfaces provides an interference engagement between the basket assembly and the upright portion; and

a handle including a first end and a second end, the first end directly secured to the upper end of one arm, the second end directly secured to the upper end of the other arm, the handle securing the basket assembly against movement relative to the frame.

2. The shopping cart of claim 1 , wherein the basket assembly is a first basket assembly and the frame is capable of supporting a plurality of basket assembly types, the first basket assembly defining a first basket assembly type and including a first mesh pattern, and the plurality of basket assembly types includes a second basket assembly type including a second mesh pattern.

3. The shopping cart of claim 1 , wherein the basket assembly is a first basket assembly and the frame is capable of supporting a plurality of basket assembly types, the first basket assembly defining a first basket assembly type and defining a first basket wall cross-section, and the plurality of basket assembly types includes a second basket assembly type defining a second basket wall cross-section.

4. The shopping cart of claim 1 , wherein the basket assembly is a first basket assembly and the frame is capable of supporting a plurality of basket assembly types, the first basket assembly defining a first basket assembly type and defining a first basket having a first size, and the plurality of basket assembly types includes a second basket assembly type defining a second basket having a second size.

5. The shopping cart of claim 1 , wherein the frame further includes a base, wherein the upright portion is capable of supporting a plurality of basket assembly types.

6. The shopping cart of claim 1 , wherein the frame is composed of plastic.

7. The shopping cart of claim 1 , wherein the frame includes a housing and also includes a base extending substantially parallel to the ground, the base defining a ridge extending away from the ground, the housing including a removable insert, wherein when the cart is nested with a second cart, the insert engages a ridge on the second cart to lift a rear portion of the base.

8. The shopping cart of claim 4 , wherein the second size is different from the first size.

9. The shopping cart of claim 7 , wherein the housing extends toward a longitudinal axis extending between a front end of the frame and a rear end of the frame.

10. The shopping cart of claim 1 , wherein the basket assembly includes a first basket slidable along the inner surface of the arms from the upper ends toward the lower ends and a second basket slidable along the inner surface of the arms from the upper ends toward the lower ends, the second basket positioned below the first basket.