发明名称 |
DISCONTINUOUS PLY FOR RUNFLAT TIRE CONSTRUCTION |
摘要 |
The innermost carcass ply of a runflat tire (50) having a radial carcass ply is a discontinuous ply (52) that includes two portions (52a, 52b) each disposed within one of the sidewalls (43, 45). In one embodiment, each of the two discontinuous ply portions is composed of two layers (64, 66) of cross-biased cords (65, 67) which are disposed between the two wedge inserts (58b, 59b) in each sidewall. In another embodiment, the two portions (72a, 72b) of the discontinuous ply (72) are composed of wavy metal cords. In athird embodiment, a runflat tire incorporating either embodiment of the discontinuous ply (92a, 92b) is built using the locked, tie-in construction for the carcass ply. |
申请公布号 |
WO0046048(A1) |
申请公布日期 |
2000.08.10 |
申请号 |
WO1999US02562 |
申请日期 |
1999.02.05 |
申请人 |
THE GOODYEAR TIRE & RUBBER COMPANY;KOEUNE, JEAN-MARIE;LAHURE, JEAN-CLAUDE;FRAIPONT, XAVIER |
发明人 |
KOEUNE, JEAN-MARIE;LAHURE, JEAN-CLAUDE;FRAIPONT, XAVIER |
分类号 |
B60C9/09;B60C13/00;B60C15/06;B60C17/00 |
主分类号 |
B60C9/09 |
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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