Vehicle body reinforcing memberUsing as a vehicle body reinforcing member a bent tube with mixed bends of inward and outward projection makes it possible, during a vehicle body collision, to absorb more energy than and exhibit bett…DRIVE·Mar 28·1 min readFollowB21D7/08SUMITOMO METAL IND [JP]
Vehicle body reinforcing memberUsing as a vehicle body reinforcing member any one of a bent tube with a partial bend of radius R, a tube with a plurality of portions that are bent at radius R, and a bent tube with mixed bends of in…DRIVE·Nov 23·2 min readFollowB21D7/08SUMITOMO METAL IND [JP]
