US Patent 11629466 Road safety rail systems and parts and fittings therefor

A moving energy absorbing component includes an impact head including a base and upright projection. The base includes an axial orifice extending from a downstream entry point to an upstream exit point, through which an upstream terminus of an FTE rail is passed before the FTE rail is directly or indirectly connected to a releasable connection point coupled to a ground anchor. The impact head is connected via at least one beam to a post detacher element located downstream of the impact head a pre-determined distance therefrom.