发明名称 |
TIRE FOR VEHICLE WHEELS PROVIDED WITH TREAD BAND SHOWING IMPROVED FATIGUE RESISTANCE |
摘要 |
<p>A tire for vehicle wheels comprises a tread band including a first elastomeric material having a first elastic modulus (Et) and comprising a plurality of circumferential grooves formed in said tread band, each of said circumferential grooves being defined by a couple of lateral walls separated by a bottom, at least one of said grooves including a lining structure superimposed on the tread band in at least the groove bottom, said lining structure comprises, at least one radially internal layer superimposed on the tread and having a second elastic modulus (E2) and at least one external layer joined to the internal layer and having a third elastic modulus (E3), lower than that of the second elastic modulus (E2).</p> |
申请公布号 |
WO2010072235(A1) |
申请公布日期 |
2010.07.01 |
申请号 |
WO2008EP11061 |
申请日期 |
2008.12.23 |
申请人 |
PIRELLI TYRE S.P.A;MINOLI, CLAUDIO;MARTIN, MARIO;RESMINI, EMILIANO |
发明人 |
MINOLI, CLAUDIO;MARTIN, MARIO;RESMINI, EMILIANO |
分类号 |
B60C11/04 |
主分类号 |
B60C11/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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