Patent · US Active

Method for hot forming, in particular for press hardening

US10184158B2 · kind B2 · utility

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0References

6Claims

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Assignees

ThyssenKrupp Steel Europe AG · DE
thyssenkrupp AG · DE

Inventors

Franz-Josef Lenze · Dortmund, DE
Janko Banik · Altena, DE
Sascha Sikora · Grafenau, DE

Key dates

Filing date	Jul 2, 2015
Grant date	Jan 22, 2019
Priority date	—
Expiry date	Jun 30, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC21D2221/00
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A method for hot forming, in particular for press hardening, a component is disclosed, wherein in a local region of the component a reduced martensitic hardness is produced by locally reducing a forming pressure which is exerted on a surface of the component.

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