| 摘要 |
The lug type antinoise tire having lateral groove(1) in the tire tread comprises as the followings : the tangential line(PL) of arbitrary inflection point(P) on the side wall(11) of progressive direction and the radial direction line(PL) has the angle(Q2) forming opposite direction against the grounded progressive direction, the tangential line(CL) of the grounded curve(C) to pass by the inflection point(P) and the radial direction line(RL) has less than the angle(Q1) forming opposite direction against the grounded progressive direction in the group (1) tire.
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