发明名称 |
Tyre with bead core with hexagonal section |
摘要 |
A tyre for vehicle wheels comprises: a carcass with ends associated with a pair of bead cores, each of said bead cores (110) being incorporated in a respective bead (109) comprising a bead filler (111); a tread band (105) radially external carcass; a pair of axially distanced sidewalls (106), each placed between the respective bead (109) and the tread band (105). Each bead core (110) comprises a plurality of windings of a single wire, axially arranged side by side in a plurality of radially superimposed layers in such a way as to define a transverse hexagonal section, and having the axial width of the radially innermost layer (1101) greater than the axial width of the radially outermost layer (1102). |
申请公布号 |
AU3020001(A) |
申请公布日期 |
2001.08.07 |
申请号 |
AU20010030200 |
申请日期 |
2001.01.22 |
申请人 |
PIRELLI PNEUMATICI S.P.A. |
发明人 |
FRANCO TONEZZER;PIERO LOSI |
分类号 |
B60C3/04;B60C9/18;B60C9/22;B60C15/04;B60C15/06 |
主分类号 |
B60C3/04 |
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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