PROBLEM TO BE SOLVED: To provide a pneumatic tire that can improve drainage performance of a lug groove.SOLUTION: The pneumatic tire includes the lug groove 42 extending in a tire width direction. The lug groove 42 has a wall surface 51 of a concave part in a groove wall. The wall surface 51 has a shape along a part of a curve surface of a solid having the curve surface. The lug groove 42 has a bottom surface 53 where a groove bottom is engraved into a curve surface shape in a tire radial direction, where the wall surface 51 and the bottom surface 53 are continued to each other.SELECTED DRAWING: Figure 3
【課題】ラグ溝の排水性を高めることのできる、空気入りタイヤを提供する。【解決手段】空気入りタイヤは、タイヤ幅方向に延びるラグ溝42を有し、ラグ溝42は、溝壁に凹部の壁面51を有し、壁面51の形状は、曲面を有する立体の該曲面の一部に沿った形状であり、ラグ溝42は、溝底が曲面形状にタイヤ径方向に削られた底面53を有し、壁面51と底面53とが連続している。【選択図】図3
PNEUMATIC TIRE
空気入りタイヤ
2017-10-26
Patent
Elektronische Ressource
Japanisch
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |
PNEUMATIC TIRE INNER LINER, PNEUMATIC TIRE, AND PNEUMATIC TIRE PRODUCTION METHOD
Europäisches Patentamt | 2017
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