| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tire sectioning a block by an outside inclined groove part and an inside inclined groove part and improved in traction performance by improving cornering performance without lowering straight advancing performance on a snow road. <P>SOLUTION: In this tire, an inside groove ratio is larger than an outside groove ratio, a middle angle ratio of the outside inclined groove part is 1/5 or less of a high angle ratio of the outside inclined groove part, a low angle ratio of the outside inclined groove part is 1/2 or less of the middle angle ratio of the outside inclined groove part, and the sum of a low angle ratio of the inside inclined groove part and a middle angle ratio of the inside inclined groove part is larger than a high angle ratio of the inside inclined groove part. <P>COPYRIGHT: (C)2012,JPO&INPIT |
