| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire improved in anti-flat spot property.SOLUTION: A pneumatic tire comprises: a belt layer 7 having cords arrayed at an inclination relative to a tire circumferential direction on the outer circumference side of a carcass layer 4 in a tread part 3; and a belt reinforcement layer 9 having organic fiber cords arrayed in the tire circumferential direction on the outer circumference side of said belt layer. Yarns of aliphatic polyamide having a glass-transition temperature of 90 to 170°C are used as the organic fiber cords constituting the belt reinforcement layer.SELECTED DRAWING: Figure 1 |
