US Patent 7300116 Center lock wheel cover

A center lock for a wheel cover of a wheel assembly that includes a wheel cover and a wheel. The wheel includes a recessed hub area that is surrounded by an annular wall having a protrusion formed therein. The wheel cover is configured to engage the protrusion and thereby lock the center of the wheel cover onto the wheel. The wheel assembly may also include a rim lock by providing a recess in the outer periphery of the wheel and a lip in the outer periphery of the wheel cover that is configured to engage the recess in the outer periphery of the wheel. The wheel assembly can include a central cap that includes clasp elements which engage the protrusion formed in the annular wall of the wheel.