Patent ID: 6634222
Filing Date: 2003-10-21
Classification: B60C,Y10T

Abstract:
A method of implementing safety on public roadways in a region of control wherein a control body controls the structure of tires mounted on vehicles driven on public roadways in said region of control, said method comprising:said control body adopting a standard for determining end-of-life tire wear condition that applies to all vehicle tires regardless of tire size and type which tires are to be used on public roadways within the region of control; determining tread wear depth for each vehicle tire size and type to be used on the public roadways in the region of control whereat each of said tires is individually determined to be at said end-of-life; said control body requiring that all vehicle tires to be used on the public roadway in the region of control include a common visual indicator in the tire tread at said determined tread wear depth whereby casual observation of said tires will visually determine a condition of end-of-life; and generating public awareness that exposure of said visual indicator indicates a tire's worn condition.