| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire furnished with a plurality of carcass layers capable of restraining rupture of a carcass cord on a buttless part even in using it harshly. SOLUTION: Rubber reinforcing layers 9, 9 are arranged to straddle over both end parts 8a, 8a of an extreme outer layer 8 of the belt layers 7, 8 in the tire cross direction between an extreme inner layer 5 of the carcass layers 5, 6 and an outside layer adjacent to it on the pneumatic tire 1 furnished with a plurality of the carcass layers 5, 6 and a plurality of the belt layers 7, 8. COPYRIGHT: (C)2008,JPO&INPIT
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