Patent ID: 6247708
Filing Date: 2001-06-19
Classification: A63C

Abstract:
An article of footwear comprising:a main body;a sole engaged to a bottom of said main body and provided in an underside thereof with a plurality of cells;a wheel set disposed in each of said cells having a wheel seat, a first and second swivel arm, a wheel, an adjustment member and a locating member;said wheel seat being fixed to a top of each of said cells;said first and second swivel arm each being rotatable together on pivots respectively extending through two opposite side walls of said wheel seat;said wheel being rotatable between said first and second swivel arm on an axle;said adjustment member being fastened to the pivot on the first swivel arm and said locating member threadingly fastened to the pivot on the second swivel arm to releasably fasten the second swivel arm to the corresponding side wall of the two opposite side walls of the wheel seat;wherein when said locating member is turned to unfasten the second swivel arm from the corresponding side wall of the wheel seat, the adjustment member can be turned to rotate the wheel into and out of the corresponding cell of said cells and thereafter fixed in a selected position by refastening the locating member.