发明名称 |
METHOD FOR INCREASING THE PERFORMANCES OF A TYRES FOR VEHICLE WHEELS AND TYRE FOR VEHICLE WHEELS |
摘要 |
Tyre (100) for wheels of vehicles, comprising a belt structure (106) comprising a radially outer circumferential belt layer (106c) of the belt structure comprising a plurality of hybrid reinforcement cords arranged according to a substantially zero angle with respect to the equatorial plane (X-X) of the tyre, each of said hybrid reinforcement cords being formed by two aromatic polyamide fibre yarns and by a polyester and/or aliphatic polyamide fibre yam wherein each of the aromatic polyamide fibre yarns has a linear density less than or equal to about 1500 dTex and an initial modulus equal to or greater than about 6000 cN/tex measured in accordance with the BISFA standard - Testing methods for para-aramid fibre yarns, 2002 edition. |
申请公布号 |
WO2015019214(A1) |
申请公布日期 |
2015.02.12 |
申请号 |
WO2014IB63082 |
申请日期 |
2014.07.14 |
申请人 |
PIRELLI TYRE S.P.A. |
发明人 |
RAMPANA, BARBARA;BIZZI, STEFANO;BRIVIO, FIORENZO;GRASSI, LISA |
分类号 |
B60C9/00;B60C9/22 |
主分类号 |
B60C9/00 |
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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