Crash box for passenger car, has longitudinal carrier provided in connecting area, actuator for transferring crash box from normal condition to pre-crash condition, and locking device for locking crash box in pre-crash condition

摘要

The crash box (22) has a longitudinal carrier (14) provided in a connecting area (12). An actuator (28) e.g. mechanical actuator, is provided for transferring the crash box from a normal condition to a pre-crash condition. The connecting area is connected with another connecting area (16) that is provided with a cross beam (18) of a motor vehicle. Distance between the connecting areas is larger in the normal condition. A locking device is provided for locking the crash box in the pre-crash condition. A control unit is provided for controlling the actuator.