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US 2018/0001709 A1Published application
Pneumatic tire
AssigneeToyo Tire & Rubber Co., Ltd.
InventorTsuyoshi Fujioka
Life of this patent
Estimating the term…
Abstract
In a pneumatic tire having main grooves extending in a tire circumferential direction and land portions partitioned by the main grooves in a tread portion, a plurality of protrusions are disposed at a groove bottom of the main groove at intervals in a groove length direction, and a side surface portion of the protrusion is connected to a side surface portion of the land portion via a connecting portion having a height equal to or less than a height of the protrusion and a width narrower than a width of the protrusion.
Claims6
A pneumatic tire comprising:
- a tread portion including a main groove extending in a tire circumferential direction;
- and a land portion partitioned by the main groove,
- wherein a plurality of protrusions are disposed at a groove bottom of the main groove at intervals in a groove length direction, and a side surface portion of at least one protrusions is connected to a side surface portion of the land portion via a connecting portion having a height equal to or less than a height of the protrusion and a width narrower than a width of the protrusion.
Dependencies are inferred from the claim text.