20100083537 | SUB-ASSEMBLY FOR INCORPORATION INTO A SHOE HAVING AN ADJUSTABLE HEEL - A sub-assembly for incorporation into a shoe, in particular a ladies shoe, comprises a base having at least an arch portion and a heel portion, and a heel, which is adjustable between a first, relatively low position and a second, relatively high position. The heel is at least partially detachable from the base and, once at least partially detached, is freely rotatable or rotatable about a pivot that is movable with respect to the base. | 04-08-2010 |