Patent ID: 7854661
Filing Date: 2010-12-21
Classification: A63G,F16C

Abstract:
1. A structure of a giant wheel, comprising: a plurality of ring steel tracks, assembled to form a circular structure, comprising a crossed base and stoppers positioned vertically and inwardly at four corners of said crossed base, wherein said stopper and said base are positioned to form an inner groove and an outer groove with openings; a plurality of motors, positioned at an inner side and an outer side of said ring steel track, comprising latches to fit through said openings, wherein said latch comprises a plurality of rollers positioned in said groove; an inner wheel, comprising a plurality of bars at two outer sides connecting to said motor positioned at an inner side of said ring steel track, and an outer wheel, comprising a plurality of pillars having joint portions at a distal end positioned towards said motor, wherein said joint portions of said plurality of pillars are connected to said motor positioned at an outer side of said ring steel track.