The invention provides a tire of a port machine, and relates to the technical field of tires. The port machine tire comprises a tire crown, a tire shoulder, a tire side and a port machine crack-proof pattern, the port machine crack-proof pattern comprises a transverse pattern groove distributed in the circumferential direction of the tire crown, the head of the pattern groove is close to the center line of the tire crown, the tail of the pattern groove penetrates through the tire shoulder to the tire side, the pattern groove comprises a groove bottom, a first groove wall and a second groove wall, and the first groove wall and the second groove wall are located on the two sides of the groove bottom respectively. The width between the first groove wall and the second groove wall is gradually increased in the direction away from the groove bottom along the normal of the groove bottom, a wavy joint curve is formed at the joint of at least one of the first groove wall and the second groove wall and the groove bottom, and the joint curve is provided with a convex arc part protruding in the width direction of the groove bottom; and raised pattern reinforcing ribs are correspondingly formed on the first groove wall or the second groove wall by the convex arc part. The anti-cracking patterns in the port machine tire are high in damage resistance, the pattern grooves are prevented from being damaged and cracked in the using process, and the service life is prolonged.

    本申请提供了一种港机轮胎,涉及轮胎技术领域。港机轮胎包括胎冠、胎肩、胎侧及港机防裂花纹,港机防裂花纹包括沿胎冠周向布设的横向的花纹沟,花纹沟的头部靠近胎冠的中心线,花纹沟的尾部贯穿胎肩至胎侧,花纹沟包括沟底及分别位于沟底两侧的第一沟壁和第二沟壁,沿沟底的法线且远离沟底的方向第一沟壁和第二沟壁之间的宽度逐渐增大,其中,第一沟壁和第二沟壁中的至少之一与沟底相接处形成波浪形的接合曲线,接合曲线具有向沟底宽度方向凸出的凸弧部,凸弧部对应在第一沟壁或第二沟壁上形成有隆起的花纹加强筋。本申请提供的港机轮胎中的港机防裂花纹,抗破坏能力强,避免花纹沟在使用过程中被破坏开裂,延长使用寿命。


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    Title :

    Port machine tire


    Additional title:

    一种港机轮胎


    Contributors:
    JIANG ZHONGKAI (author) / DONG DAIQIANG (author) / HONG YU (author) / LUO CHENG (author) / LI ZHENGJIANG (author) / HU LONG (author) / LONG SHENGZHONG (author) / LONG ZHAOLI (author)

    Publication date :

    2021-12-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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