| 摘要 |
<p>A crash can 3 with a cross-shaped cross section is provided between a side frame 1 and a bumper beam 2. The crash can connects to an end portion of the side frame in a state where its four projecting portions 3a, 3b, 3c, 3d are directed respectively in upper, lower, right and left directions. The bumper beam 2 comprises a protruding portion 33 which extends in the vehicle width direction. The right and left projecting portions 3b, 3b are joined to a top face 32a of the protruding portion 33 and that the upper and lower projecting portions 3a, 3a are joined to upper and lower faces 32b, 32b of the protruding portion 33 respectively. Plural beads 56 are formed at the crash can 3 at positions which avoid spot-joint positions S. Accordingly, the impact energy can absorbed effectively by the crash can.</p> |
