| 摘要 |
<p>A pneumatic tire comprises a tread portion (1), a pair of sidewall portions (2), a pair of bead portions (3), and at least one carcass ply (5,6) toroidally extending between a pair of bead cores (4) and wound around the bead core to form a turnup portion, in which a reinforcing rubber (8) having substantially a crescent shape at its lateral section is disposed at an inside of the sidewall portion (2) and a cord reinforcing layer (9) containing cord(s) extending in a direction of approximately 90 DEG with respect to a radial line segment is disposed in at least a bead portion (3). <IMAGE></p> |
