| 摘要 |
A pneumatic tire, comprising a bead part ( 4 ) having a bead reinforcement layer ( 10 ) continuously extending from the inside part ( 10 a) of a bead core ( 5 ) positioned on the axial inside of the tire to the outside part ( 10 c) thereof on the axial outside of the tire through a bottom part ( 10 b) passing the radial inside of the tire, the bead reinforcement layer ( 10 ) further comprising reinforcement cords ( 11 ) arranged at an angle of 20 to 60° relative to the circumferential direction of the tire, the outside part ( 10 c) further comprising a main part (C 1 ) extending to an area (Y) adjacent to a bead apex rubber ( 8 ) and a folded part (C 2 ) folded up at the radial outer end (Ce) thereof, wherein the folded part (C 2 ) terminates on the radial inside of the radial outer surface ( 5 s) of the bead core ( 5 ).
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