| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of lowering its tire temperature owing to projections disposed on its surface. SOLUTION: The pneumatic tire has a number of projections 17 provided on the tire surface 15, each of which is 0.3 to 5 mm in height H and 70 to 110 degrees in angleθ1 between the tire surface 15 and a front wall surface 17a into which airflow runs. COPYRIGHT: (C)2009,JPO&INPIT
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