Device for absorbing energy during impact, comprising a plurality of hollow impact-absorbing elements having a first base, a side surface and an end base, each absorbing element having a crushing resistance in the direction of a working axis. According to the invention, the device comprises two base...http://www.google.com/patents/US20020113459?utm_source=gb-gplus-sharePatent US20020113459 - Device for absorbing energy during impact, and motor vehicle door comprising such a device
