| 摘要 |
A pneumatic tyre and a method of manufacturing the tyre are disclosed, wherein the tyre comprises a carcass ply (6) turned up around a bead core (5) in each bead portion (9), and a rubber bead filler disposed between the turnup portion (6B) and main portion (6A) of the carcass ply (6) and extending radially outwardly from the bead core (5) beyond the maximum section width point (K) of the tyre, the bead filler comprising a radially inner part (9) made of a bead apex rubber tapering radially outwardly from the bead core (5) and a radially outer part (10) made of a strip of hard rubber having a substantially constant thickness (T) and a JIS-A hardness of 75 to 95 degrees, the radially outer end (10b) of the bead apex rubber (9) being lower than the radially outer end of a flange of a standard rim. <IMAGE> |
