Patent ID: 7357430

Claim:
A bumper beam for a vehicle in the form of a hat beam adapted to be mounted with its opening facing outwards from the vehicle, characterized in that the webs of the beam in reduced portions ( 25 , 26 ) between a central portion ( 24 ) and fastening portions ( 18 , 19 ) on both sides of the central portion have a reduced height as compared with both the central portion and the fastening portions, in that the height of the webs in the reduced portions is at most ¾ of the height of the webs at the central portion ( 24 ), and in that said bumper beam includes transition portions ( 27 , 28 ) between the central portion ( 24 ) and the reduced portions ( 25 , 26 ), each of the transition portions having a length that is at most 1/10 of the total length of the beam.