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US 10,118,645 B2Granted
Longitudinal beam made of multi-layer steel
AssigneeBenteler Automobiltechnik GmbH
InventorsHenning Von Watzdorf, Georg Frost, Martin Schroeter
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AssigneeBenteler Automobiltechnik GmbH
InventorsHenning Von Watzdorf, Georg Frost, Martin Schroeter
Estimating the term…
The present invention relates to a longitudinal beam for a motor vehicle, having a body, of hollow cross section and extending in the longitudinal direction, with a front connection for a cross-member and a rear connection to a motor vehicle body, said longitudinal beam being characterized in that the longitudinal beam is produced from a multi-layer steel having a homogeneous wall thickness as a hot-formed and press-hardened component and has at least one reinforcement patch, wherein the multi-layer steel has a central layer and at least one outer layer made of a ferritic stainless steel alloy.
A longitudinal beam for a motor vehicle, said motor vehicle having a body, said longitudinal beam having a hollow cross section and extending in the longitudinal direction, with a front connection for a cross-member and a rear connection to a motor vehicle body, wherein the longitudinal beam is produced from a multi-layer steel having a homogeneous wall thickness as a hot-formed and press-hardened component, wherein the longitudinal beam includes at least one reinforcement patch, and wherein the multi-layer steel has a central layer and also at least one outer layer made of a ferritic stainless steel alloy.
Dependencies are inferred from the claim text.