A tire with tire tread elements chamfered to modify either rcf or rsat or both rcf and rsat

摘要

A tire 12 having a tread 10 with lateral grooves 27 and circumferential grooves 28 wherein at least some tread elements 22 defined by said lateral grooves 27 and circumferential grooves 28 have a chamfer 46 on at least one side thereof on at least a portion thereof in a shoulder region of the tread 10. The placement of the chamfers 46 being determined by the RSAT or RCF requirements of the tire. Preferably the chamfer 46 is about 2mm x 2mm or less, more preferably about 1mm x 1mm and extend inclined laterally a distance of greater than 30% to 100% of the lateral extent of the tread element.