Patent ID: 8695655
Filing Date: 2014-04-15
Classification: B29D,B60C,Y10T

Abstract:
1. A tire tread for a radial passenger or light truck tire, the tread having a plurality of tread elements extending radially outwardly from a tread base to a radially outer surface, each tread element being defined by adjacent grooves, the tread comprising: the adjacent grooves comprising a plurality of inclined grooves, the inclined grooves extend from a central region of the tread curving to laterally extending groove portions to the lateral edges of the tread, on each side of the tread the inclined grooves are connected to each other at the central region to form a circumferential groove; a plurality of tread elements being elongated rib like structures, each having reduced chamfer at an end submerged between the intersection of two of the inclined grooves; a continuous tread rib in the central region defined by two of the circumferential grooves formed by the inclined grooves, the continuous tread rib having reduced chamfer surfaces adjacent sides of the rib; and wherein a tread wear indicator is positioned in a large void volume on a reduced chamfer at the end of at least one of the elongated rib like structures and a tread wear indicator is positioned in a large void volume on a reduced chamfer surface of the tread rib; and wherein each tread wear indicator has a first molded geometric pattern at an outer surface and a second molded geometric pattern underlying the first molded pattern below the outer surface wherein the second geometric pattern when exposed indicates the tire should be removed.