发明名称 |
Pneumatic tire with high turnup, locked bead construction |
摘要 |
A pneumatic radial ply tire for heavier load conditions having a reduced weight, high durability bead area. The pneumatic tire includes a tire bead and a carcass ply folded about the bead to define a main body portion and a turnup portion. The turnup portion is folded around the bead and located adjacent the main body portion radially outward of the bead. The turnup portion has a turnup height of approximately 35-45% of the total section height. A thin rubber strip associated with the bead is disposed between the main body portion and the turnup portion and has an insert height of approximately 25% of the total section height. The pneumatic tire further includes a chafer having a maximum chafer gauge of not more than approximately 1.5 times the thickness of the tire side wall.
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申请公布号 |
US7523774(B2) |
申请公布日期 |
2009.04.28 |
申请号 |
US20050038606 |
申请日期 |
2005.01.19 |
申请人 |
THE GOODYEAR TIRE & RUBBER COMPANY |
发明人 |
LAHURE JEAN-CLAUDE;DE BARSY OLIVIER;BENOLT FRAIPONT XAVIER SEBASTIEN |
分类号 |
B60C15/00;B60C15/04;B60C15/06 |
主分类号 |
B60C15/00 |
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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