| 摘要 |
The present invention provides a bumper reinforcement made of a hollow material, including: a rear wall facing a vehicle body; an upper wall extending forward from a top of the rear wall; a lower wall extending forward from a bottom of the rear wall; a front wall supported only by the upper wall and the lower wall; an upper reinforcing wall extending from a middle in a height direction of the rear wall up to a middle in a front-rear direction of the upper wall; and a lower reinforcing wall extending from the middle in the height direction of the rear wall up to a middle in the front-rear direction of the lower wall, wherein: the front wall is located frontward of a virtual line passing through a foremost of the upper reinforcing wall and a foremost of the lower reinforcing wall in a cross section. |
