发明名称 |
Run-flat tire with tread reinforcing layer |
摘要 |
A run-flat tire comprises a tread portion, a pair of bead portions, a pair of sidewall portions, a carcass comprising at least one carcass ply extending between the bead portions, a belt disposed radially outside the carcass in the tread portion, and a tread reinforcing layer disposed between carcass plies or alternatively between the carcass and belt, the tread reinforcing layer made of a high elastic modulus rubber compound having a complex elastic modulus E* of from 10 to 30 MPa, a thickness t of from 0.8 to 2.5 mm, and an axial width WA of 0.7 to 1.0 times the tread width TW of the tire. |
申请公布号 |
US6142204(A) |
申请公布日期 |
2000.11.07 |
申请号 |
US19980175579 |
申请日期 |
1998.10.20 |
申请人 |
SUMITOMO RUBBER INDUSTRIES, LTD. |
发明人 |
OMOTEDA, MASANORI;YOSHIOKA, TETSUHIKO;TAGASHIRA, KENJI |
分类号 |
B60C9/14;B60C9/18;B60C13/00;B60C15/00;B60C17/00;B60C17/08;(IPC1-7):B60C9/02;B60C9/20 |
主分类号 |
B60C9/14 |
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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