US Patent 10293771 Cast bumper assembly and method of manufacturing same
Patent 10293771 was granted and assigned to Magna International on May, 2019 by the United States Patent and Trademark Office.
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A vehicle bumper assembly includes a bumper beam and a crash box. At least one of the bumper beam or the crash box is cast from metal, such as aluminum or magnesium, to reduce weight, reduce manufacturing process steps, and improve performance characteristics of the bumper assembly. In an embodiment, both of the bumper beam and the crash box are cast from metal to establish an integral connection therebetween. One of the bumper beam or the crash box can be open along a top and bottom portion of the bumper assembly and include at least one reinforcing rib cast integral therewith. In an embodiment, both of the bumper beam and the crash box can be open along a top and bottom portion of the bumper assembly and each include at least one reinforcing rib cast integral therewith.
US Patent 10293771 Cast bumper assembly and method of manufacturing same
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