Patent ID: 8240407
Filing Date: 2012-08-14
Classification: B60B,B62H,B62K

Abstract:
1. A vehicle, comprising: a vehicle body; an annular driven road wheel having a circular cross section and adapted to engage a road or floor surface at a ground contact point; a drive assembly for driving the driven road wheel; and a ground contact member provided on the vehicle body and configured to contact the road or floor surface; wherein the driven road wheel is rotatable around a central axial line (B) thereof and around an annular cross sectional center line (C) passing through a center of the circular cross section thereof in such a manner that the vehicle is enabled to travel in a fore-and-aft direction as the driven road wheel is driven around the central axial line (B) thereof and in a lateral direction as the driven road wheel is driven around the annular cross sectional center line (C).