| 发明名称 |
PNEUMATIC RADIAL TIRES |
| 摘要 |
<p>A pneumatic radial tire comprising a carcass of a radial structure and a belt superimposed about a crown portion of the carcass is disclosed. The belt is composed of at least one open-twisted steel cord layer formed by embedding open-twisted steel cords, each cord being composed of 4-5 steel filaments and having an elongation of 0.2-0.7% under a load of 5 kg/cord and a twisting pitch of 8-16 mm, in a coating rubber having a 100% modulus of 30-70 kg/cm2.</p> |
| 申请公布号 |
CA1119086(A) |
申请公布日期 |
1982.03.02 |
| 申请号 |
CA19800359724 |
申请日期 |
1980.09.04 |
| 申请人 |
BRIDGESTONE TIRE COMPANY LIMITED |
发明人 |
KUSAKABE, NOBORU;MORIMOTO, MASAAKI;KOYAMA, EIICHI;KOJIMA, KOICHI |
| 分类号 |
B60C9/00;B60C9/20;D07B1/06;(IPC1-7):B60C9/16 |
主分类号 |
B60C9/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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