| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of improving wet performance and silence in a well-balanced state. <P>SOLUTION: The pneumatic tire includes a tread 1, a sidewall 2 and a bead 3. The tread 1 is provided with at least a set of groove unit 10 constituted of a main groove 11 extending in the tire circumferential direction and an auxiliary groove 12 extending in the tire circumferential direction in a width narrower than that of the main groove 11, at least one of the main groove 11 and the auxiliary groove 12 meanders in a wave shape or a zigzag shape, the main groove 11 and the auxiliary groove 12 cross each other so as to be entangled with each other, and a rib 13 extending in the tire circumferential direction is arranged adjacent along the groove unit 10 constituted of the main groove 11 and auxiliary groove 12. <P>COPYRIGHT: (C)2013,JPO&INPIT |
