CRASH BOX OF A VEHICLE BUMPER TO EFFECTIVELY ABSORB COLLISION ENERGY THROUGH UPPER AND LOWER MEMBERS IN A REAR-END COLLISION

摘要

PURPOSE: A crash box of a vehicle bumper is provided to effectively absorb energy in a vehicle collision because first and second beads respectively enclose upper and lower members. ;CONSTITUTION: A crash box of a vehicle bumper, which is installed between a bumper cover(1) and a vehicle body frame, comprises an upper member(12) and a lower member(14). The upper member has first and second beads(11,13) corresponding to the shape of the bumper cover. The upper and lower members are press-molded and welded together, wherein one of the upper and lower members is tapered to absorb impact energy in a vehicle collision.;COPYRIGHT KIPO 2011