| 摘要 |
<p>A pneumatic tire comprises a tread portion (1), a pair of sidewall portion (2), a pair of bead portions (3), a radial carcass (5) toroidally extending between a pair of bead cores (4) and wound around the bead core from the inside toward the outside in the radial direction, a bead filler (7), and a reinforcing rubber (8) arranged at the inside of the sidewall portion (2) in the widthwise direction of the tire, wherein at least one cord reinforcing layer (9) made from a cord(s) extending in an angle direction of approximately 90 DEG with respect to a radial line segment is arranged in a region ranging outward from the vicinity of the bead core (4) in the radial direction and has a width in the radial direction of the tire corresponding to 10-50% of a section height (SH) of the tire. <IMAGE></p> |
