Hydropneumatic spring for vehicle, especially tracked vehicle

摘要

The spring unit has two pneumatic springs, where one of the springs is operative between a fully spring deflected condition and a static condition of the unit. The spring is dimensioned such that it is released up to the static condition under static load. The other spring is operative between the static condition and a fully released condition and dimensioned such that it is not released beyond the static condition. The spring is disconnected by a blocking unit with exceedence of the static condition.