ROAD BLOCKAGE Russian patent published in 2021 - IPC F41H11/08 

FIELD: traffic facilities.

SUBSTANCE: invention relates to the means that prevent traffic circulation by means of a forced stop. The blockage includes a horizontal axial beam and crossed steel elements attached to it, metal plates made of steel with a hardness of 50-60 HRC are made at the ends of the steel elements at an angle of 50-130 degrees to their longitudinal axis, eyelets are made at the ends of the axial beam, reflective elements are made on the axial beam and crossed steel elements.

EFFECT: stopping effect on the approaching vehicle is achieved with the guaranteed introduction of plates into the roadbed and the exclusion of their shift and slippage relative to the roadbed.

3 cl, 1 dwg, 1 tbl