Collision detection device, particularly vehicle bumper for motor vehicle, has bumper reinforcement and chamber element which is arranged on front side of bumper reinforcement in travel direction of vehicle

摘要

The collision detection device has a bumper reinforcement (4) and a chamber element (7-1) which is arranged on a front side of the bumper reinforcement in travel direction of the vehicle. The chamber element contains a chamber space and a rear wall section. The rear wall section is formed in a non-planar form. An absorber (6) is arranged below or above the chamber element in vertical direction of the vehicle and is configured to absorb an impact at the time of the collision of the object with a vehicle bumper (2-1).