Patent · US Active

High-strength motor-vehicle frame part with targeted crash

US8202376B2 · kind B2 · utility

3Cited by

3References

4Claims

0Family size

Assignee

BENTELER AUTOMOBILTECHNIK GMBH · DE

Inventors

Ludger Gehringhoff · Paderborn, DE
Dirk Kröger · Lichtenau, DE
Elisabeth Danger · Paderborn, DE

Key dates

Filing date	Nov 14, 2006
Grant date	Jun 19, 2012
Priority date	—
Expiry date	Aug 30, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC23C10/02
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A structural motor-vehicle element is made by hot-shaping and press-hardening a steel workpiece into the element and thereafter heating the hot-shaped and press-hardened workpiece to between 320° C. and 400° C. The steel workpiece constitutes in weight percent,the rest iron including impurities caused by the smelting process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.