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发明授权
CN105437877B 充气轮胎 有权

充气轮胎
摘要：
一种充气轮胎，其具备：在胎圈芯的周围从内侧向外侧卷起的帘布层片；和在所述胎圈芯的周围从外侧卷向内侧的胎圈包布；及配置于所述帘布层片的内侧的内衬层橡胶，其中：在所述帘布层片和所述内衬层橡胶之间且比所述胎圈包布更靠近所述内衬层橡胶的一侧，设置有弹性模量高于所述内衬层橡胶的夹层胶，所述夹层胶具备：厚壁部，其以覆盖所述胎圈包布的内侧卷起端的方式配置，并且其厚度大于所述内衬层橡胶的厚度；和薄壁部，其分别配置于所述厚壁部的轮胎径向的内侧及外侧，并且其厚度小于所述内衬层橡胶的厚度。
摘要（英）：

A pneumatic tire includes a carcass ply wound up from an inner side to an outer side around bead cores, chafers wound up from an outer side to an inner side around the bead cores, and an inner liner rubber which is arranged in an inner side of the carcass ply, wherein a squeegee rubber having a higher modulus than the inner liner rubber is provided closer to the inner liner rubber side than the chafers between the carcass ply and the inner liner rubber, and the squeegee rubber is arranged so as to cover inside wound-up ends of the chafers, and is provided with a thick portion which is thicker than the inner liner rubber, and thin portions which are arranged respectively in an inner side and an outer side in the tire diametrical direction of the thick portion and are thinner than the inner liner rubber.

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