Embodiments include a bumper reinforcement having a length including a first section and a second section. The reinforcement includes a reinforcement body made of a steel sheet and having a cross section that is open on one side and uniform along the length of the bumper reinforcement, the cross section of the body in at least the first section of the reinforcement including a high-strength portion and a low-strength portion, the high-strength portion having a first tensile strength, and the low-strength portion having a second tensile strength that is less than the first tensile strength. In an embodiment, the reinforcement further includes a closure closing the open side of the body within the first section of the reinforcement and joined to the body at the low-strength portion in the first section.
BUMPER REINFORCEMENT
2018-05-10
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |