Patent ID: 7913781
Filing Date: 2011-03-29
Classification: B62D,B66F

Abstract:
1. In a service vehicle ( 10 ) including an omni-directional vehicle ( 8 ) characterized by having first and second independently powered drive wheels ( 12 R, 12 L) notably disposed along a horizontal axis ( 18 ) and designed and arranged to revolve 360 degrees about a central vertical axis ( 16 ) which intersects said horizontal axis between said first and second drive wheels, the improvement comprising: a ring ( said plurality of engaging elements including a plurality of vertical rollers, said plurality of vertical rollers disposed between said ring and said omni-directional vehicle and generally circuminterspersed about the circumference of said omni-directional vehicle, and a plurality of horizontal rollers; and a tool mounted to said ring; whereby the generally circuminterspersed position between said omni-directional vehicle and said ring of said plurality of vertical rollers provides a ring loading that is generally evenly distributed about the perimeter of said omni-directional vehicle.