PROBLEM TO BE SOLVED: To provide a bumper reinforcement having high intensity and in which processing of a long hole, an opening, a recess strip part, or a flange is facilitated.SOLUTION: A bumper reinforcement comprises: a long bumper reinforcement body 11 which is formed into an almost rectangular shape in cross section so as to have a hollow part 13 in inside with a first vertical wall part 11a and a second vertical wall part 11b which have a gap therebetween and face each other, a top wall part 11c which connects upper ends of the first vertical wall part 11a and the second vertical wall part 11b integrally, and a lower wall part 11d for connecting lower ends of the first vertical wall part 11a and the second vertical wall part 11b integrally, and in which an opening part 14 is formed on the second vertical wall part 11b for dividing the vertical wall part 11b vertically, and the long bumper reinforcement body being press molded so as to extend in a vehicle width direction; and a rib plate 12 whose one end 12a is fastened to the opening part 14, the other end 12b is jointed to a facing part 15 of the opening part 14 on the first vertical wall part 11a.SELECTED DRAWING: Figure 2
【課題】長孔、開口部、凹条部、フランジ等の加工が容易で、かつ高強度のバンパーレインフォースメントを提供する。【解決手段】間隔を有して互いに対向する第1縦壁部11a及び第2縦壁部11bと、該第1縦壁部11a及び第2縦壁部11bの上端同士を互いに一体に連結する上壁部11cと、前記第1縦壁部11a及び第2縦壁部11bの下端同士を互いに一体に連結する下壁部11dとで内部に中空部13を有するように断面略矩形状に形成するとともに前記第2縦壁部11bに該縦壁部11bを上下に分断するように開口部14が形成されて車幅方向に延びるようにプレス成形された長尺状のバンパーレインフォースメント本体11と、前記開口部14に一端12aが固着され、他端12bが前記第1縦壁部11aにおける前記開口部14の対向部15に接合されたリブプレート12とで構成されている。【選択図】図2
AUTOMOBILE BUMPER REINFORCEMENT
自動車のバンパーレインフォースメント
2018-04-19
Patent
Electronic Resource
Japanese
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |