Patent ID: 7249620
Filing Date: 2007-07-31
Classification: B60C,Y10T

Abstract:
1. A tire having a tire tread having a non-skid depth d, the tread comprising tread elements separated by a tread groove and a circumferential or lateral groove in at least one of the tread elements, wherein a separately cured, wearable filler is located in the radially outermost portion of the circumferential or lateral groove or a portion of the circumferential or lateral groove, the wearable filler being chemically bonded or mechanically secured in the groove or groove portion to the interior surface of the groove or groove portion such that the radially outer surface of the wearable filler is substantially flush and continuous with the ground contacting surface of the at least one tread element, the wearable filler covering the groove or groove portion with a groove void being created radially inward of the wearable filler, the groove void being exposed upon wear of the tread, each of the tread groove and circumferential or lateral groove having the non-skid depth d.