公开(公告)号：US10981421B2

公开(公告)日：2021-04-20

申请号：US16197476

申请日：2018-11-21

申请人： Sumitomo Rubber Industries, Ltd.

发明人： Yu Miyazaki

IPC分类号： B60C11/11 ,  B60C11/12 ,  B60C15/06 ,  B60C11/03 ,  B60C11/01 ,  B60C15/00 ,  B60C15/04

摘要： A tire comprises shoulder blocks and middle blocks having ground contacting surfaces respectively provided with narrow grooves and each including a circumferential groove portion. The tire further comprises bead apex rubbers each extending from respective one of bead cores and each of the bead apex rubbers includes an extended portion extending to a position on an inner side in a tire axial direction of a first reference line passing through the circumferential groove portion of each of the shoulder blocks.