Patent ID: 6695023
Filing Date: 2004-02-24
Classification: B60C,Y02T,Y10S

Abstract:
A pneumatic tire comprising a tread which comprises a plurality of main grooves extending in a circumferential direction of the tire and a plurality of land portions separated by the plurality of main grooves, at least one land portion of said plurality of land portions comprising a row of a plurality of blocks divided in the circumferential direction of the tire by a plurality of transverse grooves which are open to main grooves at both sides in an axial direction of the tire,wherein each block has a closed sipe which is disposed at an approximately central portion of the block and whose both longitudinal direction end portions are located inside the block, the transverse grooves are disposed so as to be inclined in one direction with respect to the axial direction of the tire in one land portion, the closed sipe is disposed so as to be inclined in a direction opposite to the direction of the transverse grooves with respect to the axial direction of the tire or is disposed parallel to the axial direction of the tire, and the width of each transverse groove is in a range of 0.5 to 1.5 mm.