发明名称 TIRE
摘要 A tire 1 includes plural land portions 40 formed on a tread portion 10. The plural land portions 40 are segmented by a circumferential direction groove 30 extending in a tire circumferential direction L and a width direction groove 20, or segmented by an end portion 10E of the tread portion 10 in the tire width direction W and the width direction groove 20. A length of the width direction groove 20 in the tire width direction W is not less than 30% of a length of the tread portion 10 in the tire width direction W. The width direction groove 20 has at least one angled portion 50A/50B configured to be bent toward an opposite direction to a tire rotational direction R on at least one side of a tire equator line CL.
申请公布号 US2015107741(A1) 申请公布日期 2015.04.23
申请号 US201314391342 申请日期 2013.04.16
申请人 BRIDGESTONE CORPORATION 发明人 Hasegawa Tomoo;Nomura Fumihiro;Mori Yosuke
分类号 B60C11/03;B60C11/12 主分类号 B60C11/03
代理机构 代理人
主权项 1. A tire comprising: a plurality of land portions formed on a tread portion, wherein the plurality of land portions is segmented by a circumferential direction groove extending in a tire circumferential direction and a width direction groove extending in a tire width direction, or segmented by an end portion of the tread portion in the tire width direction and the width direction groove, a length of the width direction groove in the tire width direction is not less than 30% of a length of the tread portion in the tire width direction, and the width direction groove has at least one angled portion configured to be bent toward an opposite direction to a tire rotational direction on at least one side of a tire equator line.
地址 Chuo-ku, Tokyo JP