| 摘要 |
PURPOSE: A pneumatic tire for a vehicle is provided to secure the strength of a sidewall with a bead bundle without a bead filler by covering the top of the bead bundle with a rim cushion rubber after forming a carcass on the center of the outer surface of a bead bundle. CONSTITUTION: A pneumatic tire for a vehicle is composed of a tread part, a sidewall(2), and a bead part(3). The bead part comprises a bead bundle(31), a carcass(4), and a rim cushion rubber(32). The carcass covers the bead bundle and is formed on the center of the outer surface of the bead bundle. The ratio of the height about the width average of the cross section of a bead bundle is within 1:5~3:7.
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