TRUCK TIRE WITH CONTENTION ARMATURE OVERLAP

A heavy truck tire is provided that includes a tread and a casing. The casing has a bead with a bead core having padding gum and a rod with a perimeter. A contention armature surrounds the bead core and has an overlap, a majority of which is located outward in the radial direction from the rod. The padding gum is arranged in relation to the rod such that an outer area, inner area, and an axially outer area of the padding gum have areas that are greater than or equal to 20% of the area of the perimeter of the rod. An axially inner area of the padding gum is greater than or equal to 10% of the area of the perimeter of the rod. 提供了一种包含胎面和外胎的重型卡车轮胎。所述外胎具有带有胎圈芯的胎圈，所述胎圈芯具有填充胶和带有周边的杆条。冲撞防护件包围所述胎圈芯并具有重叠部分，大部分重叠部分在径向方向上位于所述杆条朝外侧。所述填充胶相对于所述杆条布置成使得所述填充胶的外部区域、内部区域和轴向外部区域具有大于或等于所述杆条的所述周边区域的20％的区域。所述填充胶的轴向内部区域大于或等于所述杆条的所述周边区域的10％。