Technologically, the prick resisting tyre features that a thin-wall metal cylinder is installed at the largest diameter part between the inner tube and the outer cover.
本发明是防刺轮胎，属于一种轮胎，主要技术特征为：在轮胎的内胎最大直径处的面上与外胎之间，安装一个金属的圆柱形薄壁圆筒。
A plurality of helical blades are arranged on the outer surface of the cylinder-shaped cyclone cover.
所述旋风盖为圆筒状，外表面设置有螺旋叶片。
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