Tire tread with circumferential, transverse and diagonal grooves

摘要

A tire tread is comprised of a plurality of rectangular tread block units disposed in parallel circumferential columns and transversely extending rows substantially perpendicular thereto and which include diagonal grooves extending from opposed corners and which are in axial alignment to provide a plurality of diagonally-transversely extending grooves and including a sipe extending into either end of the rectangular units from the transverse grooves.