Invention Grant
US09067550B2 Polymer, energy absorber rail extension, methods of making and vehicles using the same 有权
聚合物,能量吸收器轨道延伸,制造方法和使用它们的车辆

Polymer, energy absorber rail extension, methods of making and vehicles using the same
Abstract:
In one embodiment, a rail extension comprises: an energy absorber comprising a polymer body, and vehicle attachment tabs extending from one end of the energy absorber and configured to attach to a vehicle rail, and an attachment tab extending from another end of the energy absorber and configured to attach to a bumper beam. The energy absorber can comprise cells formed by cell walls extending a length of the energy absorber and forming cavities therethrough; and open channels formed on each side of the energy absorber, wherein the channels are defined by walls of adjacent cells. A vehicle can comprise: a bumper beam; a vehicle rail; and the rail extensions.
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