Pneumatic tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorTadashi ITO
Life of this patent
Estimating the term…
Abstract
A pneumatic tire in which a tread part is provided with a pair of central main grooves extending continuously around the circumference of the tire on both sides of a tire equator C, and central thin grooves extending continuously around the circumference of the tire on the tire-axially inner sides of the central main grooves and having less groove width than the central main grooves. The central thin grooves include a linear first central thin groove running along the tire circumference, and zigzagging second central thin grooves. The first central thin groove is provided on the tire-axially inner sides of the second central thin grooves.
Claims7
A pneumatic tire comprising:
- a tread portion being provided with a pair of circumferentially and continuously extending central main grooves on both sides of a tire equator and a circumferentially and continuously extending central narrow groove disposed axially inward of the central main grooves and having a groove width smaller than those of the central main grooves;
- the central narrow groove comprising a first central narrow groove extending in a straight shape along a circumferential direction of the tire and a second central narrow groove extending in a zigzag shape;
- and
- the first central narrow groove being disposed axially inward of the second central narrow groove.
Dependencies are inferred from the claim text.