The roll-over protective structures(ROPS) must have enough lateral rigidity to prevent deformation and assimilate a little energy when vehicle rolls over.

• 车辆驾驶室在翻车时受到巨大的冲击载荷,其翻车保护结构应具有足够的侧向刚度来阻止其变形,同时又要能够吸收一定的能量。