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US 2023/0415522 A1Published application
Pneumatic tire
AssigneeThe Yokohama Rubber Co., Ltd.
InventorKeisuke NAKAZAKI
Life of this patent
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Abstract
In a pneumatic tire including belt layers on an outer circumferential side of a carcass layer in a tread portion and a sealant layer made of an adhesive sealant provided on an inner surface of the tread portion, a width SW of the sealant layer, a width BW1 of an inner belt layer disposed adjacent to the carcass layer of the belt layers, and an actual ground contact width CW satisfy a relationship CW≤SW≤BW1.
Claims31
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A pneumatic tire, comprising:
- a tread portion extending in a tire circumferential direction and having an annular shape;
- a pair of sidewall portions respectively disposed on both sides of the tread portion;
- a pair of bead portions each disposed on an inner side of the pair of sidewall portions in a tire radial direction;
- a carcass layer mounted between the pair of bead portions;
- at least one belt layer comprising an inner belt layer disposed adjacent to an outer circumferential side of the carcass layer in the tread portion;
- and
- a sealant layer made of an adhesive sealant provided on at least an inner surface of the tread portion;
- a width SW of the sealant layer, a width BW1 of the inner belt layer, and an actual ground contact width CW satisfying a relationship CW≤SW≤BW1.
5 more elements
Dependencies are inferred from the claim text.