Pneumatic tire having carcass cords which depart from the radial plane in the tread region

摘要

A pneumatic tire of a modified radial type. The tire has carcass cords which depart from the radial plane in the tread region and has at least one breaker ply continuously extending from shoulder to shoulder and having a cord angle averaged over a region extending a substantial distance on each side of the equator of the tire in the range of 12 DEG to less than 20 DEG with respect to the equator. The tire has long tread life and low power consumption.