| 摘要 |
<p>PROBLEM TO BE SOLVED: To impede generation of a crack, suppress generation of uneven wearing, and improve drainage performance at running time in a slit formed in a land part of a tire tread part. SOLUTION: In a tire tread part 1, a land part 31, 35 partitioned by a peripheral direction groove 22, 23 is provided, in the land part 31, a slit 41 with both ends blocked in the inside of a recessed part 9 formed in an inner region of the land part 31 is arranged, a plurality of edge grooves 8 extended in a tire peripheral direction to be formed in parallel to each other are formed in the periphery of the slit 41. In a groove wall of the land part 35, a slit 53 with one end opened in the peripheral direction groove 23 and the other end blocked in the inside of a recessed part 11 formed in an inner region of the land part 35 is arranged, a plurality of edge grooves 10 extended in a tire peripheral direction to be formed in parallel to each other are formed in the periphery of the slit 53.</p> |
