发明名称 PNEUMATIC TIRE
摘要 PROBLEM TO BE SOLVED: To provide a pneumatic tire having a conventional protruding crown part, excellent in uneven abrasion resistance. SOLUTION: This pneumatic tire comprises two or more circumferential direction main grooves and one or more circumferential direction ribs partitioned by two of the side-by-side circumferential direction main grooves on inner regions of both shoulder regions. The circumferential direction rib has at least two circumferential direction narrow grooves in the same rib.
申请公布号 JP2001121927(A) 申请公布日期 2001.05.08
申请号 JP19990303583 申请日期 1999.10.26
申请人 BRIDGESTONE CORP 发明人 MATSUMOTO HIROYUKI;MASAOKA MASARU;SHIMIZU AKIYOSHI
分类号 B60C11/04;B60C11/11;B60C11/12;B60C11/13;(IPC1-7):B60C11/12 主分类号 B60C11/04
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