PROBLEM TO BE SOLVED: To obtain a bumper reinforcement which can make compatible high rigidity and weight reduction.SOLUTION: A bumper reinforcement 20 comprises: an inner member 22 which is extended in a vehicle width direction at the inside of a vehicle body fore-and-aft direction, and formed into a hat shape in a cross section which becomes deeper in depth in the vehicle body fore-and-aft direction at the inside of the vehicle width direction than the outside of the vehicle width direction; an outer member 32 which is extended to the vehicle width direction at the outside of the vehicle body fore-and-aft direction, and formed into a hat shape in a cross section which becomes deeper in depth in the vehicle body fore-and-aft direction at the outside of the vehicle width direction than the inside of the vehicle width direction; and a middle plate 18 to which the inner member 22 and the outer member 32 are joined, and which forms closed cross section shape with the inner plate 22 and the outer plate 32 respectively.
【課題】高強度化と軽量化とを両立できるバンパリインフォースメントを得る。【解決手段】車体前後方向内側で車幅方向に延在されるとともに、車幅方向外側よりも車幅方向内側が車体前後方向の深さが深くなる断面ハット型形状に形成されたインナ部材22と、車体前後方向外側で車幅方向に延在されるとともに、車幅方向内側よりも車幅方向外側が車体前後方向の深さが深くなる断面ハット型形状に形成されたアウタ部材32と、インナ部材22及びアウタ部材32がそれぞれ接合され、インナ部材22及びアウタ部材32とでそれぞれ閉断面形状を構成する中板18と、を備えたバンパリインフォースメント20とする。【選択図】図1
BUMPER REINFORCEMENT AND VEHICLE BODY FRONT STRUCTURE
バンパリインフォースメント及び車体前部構造
2015-07-06
Patent
Elektronische Ressource
Japanisch
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