| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire wherein sinking is prevented simultaneously with improvement possible of also a traction property. SOLUTION: In a pneumatic tire having a block part 3 surrounded by a groove part in a peripheral surface of a tire tread part, in a side peripheral surface of the block part 3, a gear-shaped part 4, having a plurality of terrace parts 4a formed in an outer side from a bottom surface of the groove part and protruded parts 4a protruded to an outer side from a terrace part 4b further with a tip end part positioned in an inner side from a surface of the block part 3, is provided. Preferably, the terrace part 4a of this gear-shaped part 4 is formed in an about 1/3 position to a block surface from a bottom surface of the groove part, and a tip end part of the protruded part 4b is formed in an about 2/3 position. |
