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US 2024/0375448 A1Published application
Tire
AssigneeThe Yokohama Rubber Co., Ltd.
InventorsHiraku KODA, Masayuki FUJISHIRO, Haruka TATENO
Life of this patent
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Abstract
A tire includes a pair of bead cores, a carcass layer extended across the bead cores, a belt layer disposed on an outer side of the carcass layer in a radial direction, and a tread portion. A tire outer diameter OD (mm) is in a range 200≤OD≤660. A total tire width SW (mm) is in a range 100≤SW≤400. A groove area ratio Aa of the tread portion is in a range 0.008≤Aa/OD≤0.150. A groove area ratio Ace of a center region of the tread portion and a groove area ratio Ash of a shoulder region of the tread portion have a relationship Ace/Ash>1.
Claims21
1-11. (canceled)
A tire, comprising:
- a pair of bead cores;
- a carcass layer extended across the bead cores;
- a belt layer disposed on an outer side of the carcass layer in a radial direction;
- and
- a tread portion;
- a tire outer diameter OD (mm) being in a range 200≤OD≤660,
- a total tire width SW (mm) being in a range 100≤SW≤400,
- a groove area ratio Aa of the tread portion being in a range 0.008≤Aa/OD≤0.150, and
- a groove area ratio Ace of a center region of the tread portion and a groove area ratio Ash of a shoulder region of the tread portion have a relationship Ace/Ash>1.
6 more elements
Dependencies are inferred from the claim text.