In one aspect, there is provided a tire comprising: a tread portion comprising at least one of a tread rib or a tread block; a sipe included in the tread rib or the tread block, where the sipe comprises a central S-shaped portion axially located between opposing laterally extending straight line portions, where the sipe comprises a plurality of key portions inclined in a first circumferential direction, wherein the sipe comprises a plurality of return portions inclined in the second circumferential direction, where the return portions connect the key portions, and where the first key portion intersects the tread surface of the tread rib or tread block. The plurality of key portions are inclined at an angle KA, the plurality of return portions are inclined at an angle RA, and the ratio of angle KA to angle RA is at least 5: 1.
在一个方面中,提供了一种轮胎,该轮胎包括:胎面部分,该胎面部分包括胎面花纹条或胎面花纹块中的至少一者;刀槽花纹,该刀槽花纹被包括在胎面花纹条或胎面花纹块中,其中该刀槽花纹包括沿轴向位于相对的横向延伸的直线部分之间的中心S形部分,其中该刀槽花纹包括沿第一周向方向倾斜的多个键部分,其中该刀槽花纹包括沿第二周向方向倾斜的多个返回部分,其中该返回部分连接该键部分,并且其中第一键部分与胎面花纹条或胎面花纹块的胎面表面相交。多个键部分以角度KA倾斜,多个返回部分以角度RA倾斜,并且角度KA与角度RA的比率为至少5:1。
Directional interlocking sipes and/or slots
定向互锁刀槽花纹和/或狭槽
14.06.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |
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