Sumitomo Rubber Industries Limited

Naoki Ishida

Masayuki Fujita

Koichi Nakajima

Yuta Sakakibara

Takahiro Kawanoue

Yoshihiro Yamada

Yuya Meguru

A tyre includes a tread portion including a tread surface which is provided with grooves. At least one of the grooves includes a widening-width portion at least partially. The widening-width portion includes a first groove portion extending inwardly in a tyre radial direction from the tread surface, and a second groove portion located inwardly in the tyre radial direction of the first groove portion and having a groove width greater than that of the first groove portion.

Tyre

A pneumatic tire has a pair of sidewall portion. An outer surface of at least one of the pair of sidewall portionsincludes a decorative regionextending in a tire circumferential direction. In the decorative region, a plurality of pattern elementsare arranged, whereby the decorative regionincludes a plurality of circumferential pattern linesin each of which the pattern elementsare aligned in the tire circumferential direction, and a plurality of radial pattern linesin each of which the pattern elementsare aligned in a tire radial direction. In each circumferential pattern line, lengths in the tire circumferential direction of the pattern elementsare changed in the tire circumferential direction. In each radial pattern line, lengths in the tire radial direction of the pattern elementsare changed in the tire radial direction.

Pneumatic tire

Growing community of inventors

Kobe, Japan

Naoki Ishida