发明名称 |
PROCESS AND APPARATUS FOR MANUFACTURING A TYRE FOR VEHICLE WHEELS |
摘要 |
<p>A process for manufacturing a tyre for vehicle wheels comprises: laying at least one carcass ply (2) on a forming support (50) having a rotation axis (X-X); bringing an annular anchoring structure (10) in contact position with an end edge (2a) of the carcass ply (2); holding, through a positioning device (118), the annular anchoring structure (10) in contact position with said end edge (2a) while an air chamber (141) is partially inflated to carry out a first part of turning up said end edge (2a) around the annular anchoring structure (10); moving the positioning device (118) away from the annular anchoring structure (10); completing the inflation of the air chamber (141) to carry out the remaining part of turning up said end edge (2a) around the annular anchoring structure (10), so as to form a turned up end portion of the carcass ply (2) including the annular anchoring structure (10).</p> |
申请公布号 |
WO2012042359(A1) |
申请公布日期 |
2012.04.05 |
申请号 |
WO2011IB02277 |
申请日期 |
2011.09.26 |
申请人 |
PIRELLI TYRE S.P.A.;MARCHINI, MAURIZIO;MANCINI, GIANNI |
发明人 |
MARCHINI, MAURIZIO;MANCINI, GIANNI |
分类号 |
B29D30/32 |
主分类号 |
B29D30/32 |
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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