发明名称 Method of preforming a tire body ply and a bead portion
摘要 <p>A tire having a tread including first and second reinforcement plies disposed between at least one carcass ply and the tread and at least one of the sidewalls of the tire. A method for making a tire body ply is also described. The method includes delivering a first rubber coating, at least one insert, a body fabric, and a second rubber coating to a bite formed by at least two calendering rollers. The method further includes pressing the first rubber coating, the body fabric, the at least one insert, and the second rubber coating through the bite and then between the at least two calendering rollers to form a tire body ply. In another embodiment, the method includes spacing a first insert from a center of the tire body ply by a first distance and a second insert from the center of the tire body ply by a second distance.</p>
申请公布号 EP2488357(A2) 申请公布日期 2012.08.22
申请号 EP20100823937 申请日期 2010.10.12
申请人 BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC 发明人 JIN, JIE;CRANO, MICHAEL
分类号 B29D30/32;B29D30/08;B60C9/00 主分类号 B29D30/32
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