| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pneumatic tire can enhance rim assembling performance and rim-off resistance with favorable balance without degrading the motion performance of a tire. Ž<P>SOLUTION: A cross-sectional contour line of a bead core 7 is formed into a substantially parallelogram, a corner 7bi of a core inner-peripheral surface 7b which includes an obtuse angle of an oblique side to a base of parallelogram is positioned on a bead toe 2t side and a corner 7bo of the core inner-peripheral surface 7b which includes an acute angle of the oblique side to the base is positioned on a bead heel 2h side. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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