| abstract |
In one embodiment, a vehicle energy absorber system, comprises: blow molded crush lobes that are open on one side, wherein the energy absorber comprises fillets having a fillet radius of less than 20 mm and a thickness of less than or equal to 1.5 mm; a bumper beam adjacent the open side; and a fascia, wherein the energy absorber is located between the fascia and the bumper beam. In one embodiment, a method for making a blow molded energy absorber comprises: introducing a molten plastic to a first mold cavity; introducing gas into the plastic to conform the plastic to the interior of the first mold cavity and form a first preform; and separating the first preform along a centerline thereof to form open, first preform portions having first crush lobes. |