发明授权
US07490877B2 Vehicle bumper structure 失效
车辆保险杠结构

Vehicle bumper structure
摘要:
A bumper reinforcement (10) of a vehicle bumper structure (1) includes a beam member (20), a plate member (30), a plurality of upper end joints (40) by which upper ends of the beam member (20) and the plate member (30) are joined at plural points arranged widthwise, and a plurality of lower end joints (45) by which lower ends of the beam member (20) and the plate member (30) are joined at plural points arranged widthwise. The plate member (30) has a plurality of openings (35) formed therein at properly determined intervals widthwise across the vehicle body as well as a plurality of bead portions (36), each of the bead portions (36) passing between two adjacent openings (35) and bridging one of the upper end joints (40) to the corresponding one of the lower end joints (45).
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