Patent ID: 9145032
Filing Date: 2015-09-29
Classification: B60C

Abstract:
1. A tire comprising at least a land portion formed by a main groove extending in a tire circumferential direction, the land portion including: a first land portion having a first groove wall forming the main groove; and a second land portion having a second groove wall forming the main groove, wherein the first groove wall and the second groove wall meander in the tire circumferential direction in a tread surface view, a groove width of the main groove in a tread width direction changes at a predetermined repetition cycle in the tire circumferential direction, the main groove includes: a relationship of θ wherein the first groove wall and the second groove wall are symmetric to each other in the tread surface view with a center line being an axis of symmetry, the center line passing through a center of the main groove in the tread width direction.