发明名称 |
Heavy duty pneumatic radial tire |
摘要 |
Disclosed herein is a heavy duty pneumatic radial tire in which a tread portion of the tire is reinforced by superimposing a belt composed of plural rubberized cord layers upon the outer periphery of a radial structure carcass composed of one or more rubberized cord layers containing cords each arranged in a radial plane of the tire or in a plane deviating at a small angle therefrom; the belt has a substantially lower flexural rigidity at central region than at side regions; and the tread portion has such a tread pattern that has a substantially higher negative ratio at central region than at side regions.
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申请公布号 |
US4633926(A) |
申请公布日期 |
1987.01.06 |
申请号 |
US19840687310 |
申请日期 |
1984.12.28 |
申请人 |
BRIDGESTONE CORPORATION |
发明人 |
TAMURA, AKIRA |
分类号 |
B60C9/18;B60C9/20;B60C9/28;B60C11/00;B60C11/04;B60C11/11;(IPC1-7):B60C11/00 |
主分类号 |
B60C9/18 |
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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