Patent ID: 8602422
Filing Date: 2013-12-10
Classification: A63C,B62K

Abstract:
1. A suspension for a vehicle, the suspension comprising: a base mountable to a frame of the vehicle, the base having at least three semi-circularly shaped grooves within first common plane, the at least three semi-circularly shaped grooves having a first center point, the at least three semi-circularly shaped grooves defining a pivot axis perpendicular to the first common plane and located at the first center point; a hanger for mounting wheels so that the vehicle can roll on a surface, the hanger having at least three mounting recesses within a second common plane, the at least three mounting recesses defining a second center point, the second common plane of the hanger being disposed parallel to the first common plane of the base, the second center point positioned on the pivot axis; and at least three ball bearings seated within the mounting recesses and traversable along the at least three semi-circularly shaped grooves when the hanger rotates about the pivot axis.