Sumitomo Rubber Industries Limited

Hiroshi Jo

Yohei Maeda

A tyrefor a motorcycle comprises a tread portionand a pair of sidewall portionsconnected with both ends of the tread portionand extending inwardly in a tyre radial direction. A connecting portionof the tread portionand at least one of the pair of the sidewall portionsis provided with a plurality of protruding portionseach protruding outwardly in a tyre axial direction. The plurality of the protruding portionsis arranged in a tyre circumferential direction with a spacebetween each other.

Tyre for a motorcycle

A motorcycle tire includes a tread portion including a central region and a pair of shoulder regions. In a cross-sectional view of the tire under a standard condition, the central region has an outer profile protruding radially outwardly and having a first radius of curvature R, and each shoulder region having an outer profile protruding radially outwardly and having a second radius of curvature Rsmaller than the first radius of curvature R. The tread portion is provided with a zigzag central main groove in the central region with zigzag corners, a plurality of shoulder lateral grooves each extending axially outwardly from each zigzag corner to one of the shoulder regions, and a plurality of shoulder sub groove each disposed between a pair of circumferentially adjacent shoulder lateral grooves and each extending axially outwardly from the central region to the shoulder region.

Growing community of inventors

Kobe, Japan

Hiroshi Jo