By increasing a gap between the covertyre and the inner tyre, sharp matters are not easy to puncture the inner tyre directly.
利用增加外胎与内胎之间的间隙，使得尖刺物质不易直接扎破内胎。
2
The invention relates to a rubber tube tyre jointly born by a tyre tube and a tyrecover.
本发明是一种内外胎联合承载的胶管轮胎。
3
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.