发明名称 Pneumatic tyre
摘要 <p>A pneumatic tyre comprises a carcass ply (9) extending between bead portions (4) and turned up around a bead core (5) in each bead portion to form two turnup portions (9B) and a main portion (9A) therebetween; each of the turnup portions (9B) extends radially outwardly and adjoins the main portion (9A) from a certain height (h) above the bead core (5); a space (8) surrounded by the carcass ply main portion (9A), each turnup portion (9B) and the bead core (5) is filled with a small size bead apex rubber (10) or a gas; and the bead portion (4) is provided between the carcass ply (9A) and the bead core (5) with a bead core cover (19) for preventing the carcass cords from directly contacting the bead core (5). <IMAGE></p>
申请公布号 EP0949091(B1) 申请公布日期 2005.12.07
申请号 EP19990302782 申请日期 1999.04.09
申请人 SUMITOMO RUBBER INDUSTRIES LTD. 发明人 OOHARA, YOSHIO;UEYOKO, KIYOSHI;ENDO, YUKIO;NUMATA, KAZUKI;IKEDA, IKUJI
分类号 B60C1/00;B60C15/04;B60C15/06;(IPC1-7):B60C15/04 主分类号 B60C1/00
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