| 摘要 |
A pneumatic tire (1) comprises a tread portion (2), a pair of sidewall portions (3), a pair of bead portions (4), a carcass (5) of one or more rubberized plies, a belt (6) and a bead filler rubber (8), wherein the bead filler rubber in an assembly of the tire (1) and an approved rim (10) has a height (8h) lower than a height (FH) of a rim flange (10F), and a turnup portion (5t) of the carcass has a height (5tH) corresponding to not less than 0.5 times a section height (SHc) of the carcass (5) from a rim size line (RL) and extends over a maximum width position (A) of the carcass and in parallel to a main body (5b) of the carcass outward from a taper end of the bead filler rubber (8), and a pair of sidewall reinforcing layers (11) are arranged along an outside of the turnup portion (5t) so as to extend from a position near to the taper end of the bead filler rubber (8) up to at least a position near to an end of the belt (6). <IMAGE> |
