Patent ID: 8656969
Filing Date: 2014-02-25
Classification: B60C

Abstract:
1. A pneumatic tire comprising a tread portion and a pair of side portions, an agitating portion being provided on an external surface of each of the side portions, the agitating portion including a large number of dimples and pimples, the respective dimples being dented inward from the external surface, the dimples having an edge with a circular contour, the ratio of the dimple depth to its outside diameter being equal to or higher than 0.2 and being equal to or lower than 0.5, the respective pimples protruding outward from the external surface, the pimples having an edge with a circular contour, the ratio of the pimple height to its outside diameter being equal to or higher than 0.2 and being equal to or lower than 0.5, the dimples and the pimples being arranged in an orthogonal array, the dimples and the pimples being arranged alternately, the dimples and the pimples being arranged apart from each other with a flat external surface therebetween, the dimple edges being positioned in a boundary part between the dimples and the external surface; and the pimple edges being positioned in a boundary part between the pimples and the external surface.