发明名称 |
RUN-FLAT TIRE |
摘要 |
<p>Disclosed is a run-flat tire having greatly increased run-flat endurance. The disclosed run-flat tire is provided with: a carcass (6) extending from a tread section (2) through a sidewall portion (3) to a bead core (5) of a bead portion (4); and a side-reinforcement rubber layer (9) that has a crescent-shaped cross-section and is disposed inside the carcass (6) in the sidewall portion (3). A heat-conducting rubber (11) having a coefficient of thermal conductivity of not less than 0.3 W/(m · K) is disposed on the inner cavity surface (12) of the tire. At least part of said heat-conducti ng rubber (11) is disposed in a side-rei nforcement rubber layer projecti on area (T) where the side-reinforcement rubber layer (9) is projected onto the inner cavity surface (12) of the tire.</p> |
申请公布号 |
EP2468539(A4) |
申请公布日期 |
2014.01.22 |
申请号 |
EP20100809811 |
申请日期 |
2010.07.21 |
申请人 |
SUMITOMO RUBBER INDUSTRIES, LTD. |
发明人 |
HINO HIDEHIKO;HANYA MASAHIRO |
分类号 |
B60C17/00;B60C1/00;B60C9/14;B60C13/02 |
主分类号 |
B60C17/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|