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US 2016/0355062 A1Published application
Pneumatic tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorShinichi MIYAZAKI
Life of this patent
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Abstract
Provided is a pneumatic tire by which productivity and handling stability are improved. A pneumatic tire comprises: a carcass that spans from a tread section, through a side wall section, and to a bead core of a bead section; a bead apex rubber that has a roughly triangular cross-sectional shape and extends in a tapered shape from the bead core toward the tire radial outer side; and a bead reinforcement material that is wound in a spiral shape around the bead apex rubber or a composite of the bead apex rubber and the bead core.
Claims8
A pneumatic tire comprising:
- a carcass extending from a tread portion to a bead core of a bead portion through a sidewall portion;
- a substantially triangular cross-sectional bead apex rubber extending radially outwardly from the bead core in a tapered manner;
- and
- a bead reinforcing member wound spirally around the bead apex rubber or an assembly of the bead apex rubber and the bead core.
1 more element
Dependencies are inferred from the claim text.