Patent ID: 8789567

Claim:
A pneumatic tire comprising a tire tread, the tread having circumferential grooves formed continuously in the circumferential direction thereof and lateral grooves extending from a circumferential groove such that one end of each lateral groove is connected to the circumferential groove, wherein each of the lateral grooves includes a one-directional groove extending in one direction from the circumferential groove toward a side edge of the tire, a turned-back groove extending from a point at which a leading end of the one-directional groove terminates, the turned-back groove extending toward the circumferential groove and having a dead end, and an another-directional groove extending in another direction from the circumferential groove toward the side edge of the tire, wherein a root section, which is close to the circumferential groove, of the one-directional groove and a root section, which is close to the circumferential groove, of the another-directional groove are formed by a common groove, wherein a leading part of the one-directional groove and a leading part of the another-directional groove are branching away from each other from a leading end of the common groove, wherein the plurality of lateral grooves are independently arranged side by side, wherein the lateral groove has two ends, only one end of each lateral groove opens to the circumferential groove and another end of each lateral groove is the dead end, and each lateral groove is arranged along with the circumferential direction.