Patent · US Active

Method and device for forming a semi-finished product

US11192162B2 · kind B2 · utility

0Cited by

12References

10Claims

0Family size

Assignees

ThyssenKrupp Steel Europe AG · DE
thyssenkrupp AG · DE

Inventors

Michael Brüggenbrock · Rosendahl, DE
Thomas Flehmig · Ratingen, DE
Lothar Hömig · Voerde, DE

Key dates

Filing date	Mar 30, 2017
Grant date	Dec 7, 2021
Priority date	—
Expiry date	Aug 28, 2037

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB21D22/26
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A method for forming a semi-finished product is disclosed, wherein the semi-finished product is provided in a provision step and, in a solid-stock forming step, a forming region of the semi-finished product is formed such that a thickness of the deformed forming region increases continuously toward one margin of the semi-finished product.

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