发明名称 |
WULSTRING MIT RILLEN FUER REIFEN, VERFAHREN ZUR HERSTELLUNG UND REIFEN MIT DIESEM WULSTRING. |
摘要 |
A bead ring for reinforcing a bead of a pneumatic tire having a carcass ply comprises, on the bead ring surface, ribs made of a material whose secant modulus in extension, measured at 10% elongation and at 160 DEG 0 C., is equal to at least 70 MPa. Pneumatic tires have such a bead ring, the carcass ply being in contact with the ribs. |
申请公布号 |
DE3772478(D1) |
申请公布日期 |
1991.10.02 |
申请号 |
DE19873772478 |
申请日期 |
1987.07.01 |
申请人 |
MICHELIN & CIE. (COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN), CLERMONT-FERRAND, FR |
发明人 |
LACOUR, JEAN-CHARLES, F-63000 CLERMONT-FERRAND, FR |
分类号 |
B29D30/50;B29D30/48;B60C15/04;(IPC1-7):B60C15/04 |
主分类号 |
B29D30/50 |
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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