Pneumatic tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorMasayuki FUJITA
Life of this patent
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Abstract
A pneumatic tire includes a tread portion, a pair of sidewall portions, a pair of bead portions, a carcass extending between the bead portions through the tread portion and the sidewall portions, a belt layer disposed radially outwardly of the carcass, a band layer disposed radially outwardly of the belt layer, and a pair of belt-edge rubbers disposed between the belt layer and the band layer to cover axially outer edges of the belt layer. The band layer includes a full band and a pair of edge bands covering the axially outer edges of the belt layer. The pair of edge bands includes one or more organic fiber cords each having restraining force in a range from 5 to 35 N at radially outward locations of the outer edges of the belt layer.
Claims19
A pneumatic tire comprising:
- a tread portion;
- a pair of sidewall portions;
- a pair of bead portions;
- a carcass extending between the pair of bead portions through the tread portion and the pair of sidewall portions;
- a belt layer disposed outwardly in a tire radial direction of the carcass, the belt layer comprising at least two belt plies;
- a band layer disposed outwardly in the tire radial direction of the belt layer;
- and
- a pair of belt-edge rubbers disposed between the belt layer and the band layer to cover axially outer edges of the belt layer,
- wherein
- the band layer comprises at least one full band and a pair of edge bands covering the axially outer edges of the belt layer,
- the pair of edge bands comprises one or more organic fiber cords, and
- the organic fiber cords of the pair of edge bands each have restraining force in a range from 5 to 35 N at radially outward locations of the outer edges of the belt layer.
Dependencies are inferred from the claim text.