Patent ID: 6874586

Claim:
An all-terrain vehicle comprising at least two track assemblies to support the all-terrain vehicle onto a ground surface, each one of said at least two track assemblies comprising: a longitudinal endless track belt provided with an inner surface provided with a plurality of inner lugs and an outer surface provided with a plurality of external lugs; a track driving wheel having a peripheral portion, said track driving wheel being operatively engaged with said endless track belt to drive said endless track belt; at least one inside idler wheel and at least one idler outside wheel, each having a peripheral portion in contact with said endless track belt, said endless track belt being wounded around said track driving wheel, said at least one inside idler wheel, and said at least one outside idler wheel; and a mounting structure to mount said track driving wheel, said at least one inside idler wheel, and said at least one outside idler wheel to said vehicle, said mounting structure has an interconnecting arm between said track driving wheel and said idler wheels, said interconnecting arms includes an angled connecting element provided with a short arm having a free end to which said at least one inside idler wheel is rotatably mounted and a long arm having a free end to which said outside idler wheel is rotatably mounted, the peripheral portion of said track driving wheel in contact with the lower portion of said endless track belt being below the lower peripheral portion of said idler wheels in contact with said endless track belt; whereby, when said vehicle is disposed on a flat surface only a portion of said endless track belt under said track driving wheel is in contact with said flat surface.