| 摘要 |
The pneumatic tire (1) comprises a spike (4), which is placed in a road contacting surface of a tread portion. The spike has a shaft (41), a flange section (43) formed at the shaft and a convex section (44), which is formed in an edge section of the flange section. The axial direction of the spike is a vertical direction. The height of a section is formed from the flange section and the convex section. |
