TIRE FOR LARGE VEHICLE

摘要

PROBLEM TO BE SOLVED: To restrict the generation and growth of cracking at the end of a lug groove. SOLUTION: A lug groove 12 is provided on a tread 11, extending from a shoulder to a central side. The shape of the lug groove 12 in the direction of the cross section of a tire ranging from a ground point at the end thereof to the bottom of the groove is a secondary curve or a curve approximated thereto with the lug groove end as a contact on the tread surface, ranging from at least the tread surface to a half of a groove depth GD.