| 摘要 |
A crash box in a vehicle is disclosed. According to an embodiment of the present invention, the crash box in a vehicle comprises: a front tube joined to a bumper beam; a rear tube which forms a joint in the rear side of the front tube to be joined to the front tube; a mounting bracket fixated to the rear end of the rear tube. The joint comprises: an expanded bellows tube as an expanded tube at the front end of the rear tube in a bellows shape; and a contracted bellows tube as a contracted tube at the rear end of the front tube in a bellows shape in order to be tightly fitted to the inside of the expanded bellows tube in an overlapping manner. |
