首页> 外国专利> Pneumatic tires, tire vulcanization dies, and methods for manufacturing pneumatic tires using tire vulcanization dies.

Pneumatic tires, tire vulcanization dies, and methods for manufacturing pneumatic tires using tire vulcanization dies.

机译:充气轮胎,轮胎硫化模具以及使用轮胎硫化模具制造充气轮胎的方法。

摘要

PROBLEM TO BE SOLVED: To provide a pneumatic tire, a tire vulcanization mold, and a method for manufacturing a pneumatic tire using the tire vulcanization mold, which can improve noise performance while suppressing deterioration of wet braking performance. A pneumatic tire 1 having a tread portion 2. The land portion 4 of the tread portion 2 has a plurality of sipes 8 having a width of less than 1.5 mm on the ground plane 4a and a plurality of groove-shaped portions having a width of 1.5 mm or more on the ground plane 4a. 9 and are provided. The length of the groove-shaped portion 9 provided on the land portion 4 in the tire axial direction is 15% or less of the maximum width of the ground contact surface 4a of the land portion 4 in the tire axial direction. At least one of the sipes 8 communicates with the grooved portion 9. [Selection diagram] Fig. 1
机译:解决的问题:提供一种充气轮胎,轮胎硫化模具以及使用该轮胎硫化模具制造充气轮胎的方法,其可以在抑制湿制动性能劣化的同时提高噪声性能。具有胎面部2的充气轮胎1。胎面部2的陆部4在接地面4a上具有宽度小于1.5mm的多个刀槽花纹8和宽度为0.5mm的多个槽状部。在接地面4a上1.5mm以上。 9和提供。设置在陆部4上的槽状部9在轮胎轴向上的长度为陆部4的接地面4a在轮胎轴向上的最大宽度的15%以下。刀槽花纹8中的至少一个与带凹槽的部分9连通。[选择图]图1

著录项

  • 公开/公告号JP2020131871A

    专利类型

  • 公开/公告日2020-08-31

    原文格式PDF

  • 申请/专利权人 住友ゴム工業株式会社;

    申请/专利号JP20190026713

  • 发明设计人 小林 達矢;

    申请日2019-02-18

  • 分类号B60C11/12;B60C11/03;B29C33/02;B60C11/01;

  • 国家 JP

  • 入库时间 2022-08-21 11:37:33

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