| 摘要 |
<p>The tread reinforcement of a pneumatic tire comprises at least two plies of cords that are crossed with respect to each other and oblique with respect to the longitudinal direction. The carcass reinforcement comprises at least one principal ply extending from one bead to the other and two auxiliary plies having cords oblique with respect to the longitudinal direction and arranged one on one side and the other on the other side of the median plane of the tire. The cords of the principal ply are oblique with respect to the radial direction in the zones in which the auxiliary plies are mounted and radial in other zones.</p> |
