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US 2022/0063345 A1Published application
Tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorsNatsumi FUNASE, Kozo YOSHIMURA
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Abstract
A tire has a tread portion provided with three or four circumferential grooves including a shoulder circumferential groove to form a shoulder land region and a middle land region. The middle land region is provided with a middle circumferential sipe and middle lateral sipes. The shoulder land region is provided with shoulder lateral grooves extending from the shoulder circumferential groove to a tread edge, and shoulder lateral sipes extending from the shoulder circumferential groove and terminated without reaching the tread edge.
Claims19
A tire comprising:
- a tread portion having a first tread edge and a second tread edge, and provided with three or four circumferential grooves continuously extending in the tire circumferential direction to axially divide the tread portion into a plurality of land regions,
- wherein
- the plurality of land regions include a shoulder land region including the first tread edge, and a middle land region adjacent to the shoulder land region,
- the circumferential grooves include a shoulder circumferential groove between the shoulder land region and the middle land region,
- the middle land region is provided with a middle circumferential sipe extending continuously in the tire circumferential direction, and
- a plurality of middle lateral sipes extending across the entire axial width of the middle land region,
- the shoulder land region is provided with a plurality of shoulder lateral grooves extending from the shoulder circumferential groove to the first tread edge, and a plurality of shoulder lateral sipes extending from the shoulder circumferential groove and terminated within the shoulder land region without reaching the first tread edge.
4 more elements
Dependencies are inferred from the claim text.