发明名称 PNEUMATIC TIRES
摘要 A pneumatic tire comprises plural circumferential main grooves, a circumferential fine groove formed between the circumferential main grooves, plural lateral grooves dividing a land portion defined by these circumferential grooves into a plurality of blocks, and at least one sipe formed in each of the blocks, in which two corner portions of each of the blocks adjacent to the circumferential fine groove are chamfered in at least one of block rows located on both sides of the circumferential fine groove so as to gradually decrease a height of the block toward a tip of each of the corner portions.
申请公布号 CA2256914(A1) 申请公布日期 1999.06.25
申请号 CA19982256914 申请日期 1998.12.23
申请人 BRIDGESTONE CORPORATION 发明人 AOKI, NAMITO
分类号 B60C11/11;B60C11/12;B60C11/13;(IPC1-7):B60C11/11 主分类号 B60C11/11
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