BUMPER ASSEMBLY FOR A VEHICLE USING FOAMING ALUMINUM, CAPABLE OF MINIMIZING THE DAMAGE TO A VEHICLE BODY BY EFFECTIVELY ABSORBING EXTERNAL SHOCK USING A BUFFER BOX

摘要

PURPOSE: A bumper assembly for a vehicle using foaming aluminum is provided to enhance the durability of a vehicle since the housing and the inner foam of the buffer box are formed from an aluminum material so that galvanic corrosion is prevented.;CONSTITUTION: A bumper assembly for a vehicle using foaming aluminum comprises a bumper beam(30) and a buffer box(50). The bumper beam is installed on at least one of the front and the rear of the vehicle. The buffer box is installed between the bumper beam and the side member(25) of the vehicle. The bumper beam comprises a housing and inner foam. The housing is formed from an aluminum alloy material. The inner foam is inserted into the inner space of the housing. The inner foam is formed from a foaming aluminum material with a density of 0.2~0.5g / cm^3.;COPYRIGHT KIPO 2011