| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of enhancing the driveability and riding comfort in good balance. SOLUTION: The pneumatic tire is structured so that a bead core 5 is embedded in a bead part, wherein the bead core 5 consists of a winding 10 of a rubber-coated wire 9 formed by covering a bead wire 11 with coating rubber 12, and the coating rubber 12 is composed of an inner rubber part 12i arranged in contact with the bead wire 11 and an outer rubber part 12o arranged on the outside of the inner rubber part 12i and having a different level of hardness therefrom. COPYRIGHT: (C)2007,JPO&INPIT
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