BUMPER BEAM FOR MOTOR VEHICLES

摘要

The invention concerns a bumper beam for motor vehicles, characterised in that it comprises vertical front base plate (11a), rear base plate (11b) made of a metallic material, at least a core (15a, 15b) made of metallic material and arranged between the two base plates and, at each end of said core, an energy absorber formed by a hollow body in metallic material and connected at least to said front base plate (11a) or to said core (15a, 15b), the metallic materials of said core and hollow body having a yield strength/tensile strength ratio less than that of the metallic material of said base plates and less than 0.9.