Bumper apparatus for vehicles, has bumper reinforcement having interim rib that is 1.2 to 2 times thicker than upper and lower ribs

摘要

A bumper reinforcement (2) has a cross-section in the shape of two conjoined squares, and has an interim rib (8) that is 1.2 to 2 times the thickness of the upper and lower ribs (7,9).