The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 31, 2017
Filed:
Jul. 08, 2015
Applicant:
Benteler Automobiltechnik Gmbh, Paderborn, DE;
Inventors:
Dieter Friesen, Paderborn, DE;
Paul Kaupmann, Anroechte, DE;
Jan Krull, Schlangen, DE;
Norbert Niggemeyer, Paderborn, DE;
Eugen Seibel, Paderborn, DE;
Assignee:
BENTELER AUTOMOBILTECHNIK GMBH, Paderborn, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 7/00 (2006.01); B21D 22/02 (2006.01); B21D 53/88 (2006.01);
U.S. Cl.
CPC ...
B21D 7/00 (2013.01); B21D 22/025 (2013.01); B21D 53/88 (2013.01);
Abstract
The invention relates to a method for producing a torsional profile from a blank. The torsional profile has torsionally rigid tubular end sections, a torsionally flexible U-shaped middle longitudinal section and, between the middle longitudinal section and the end sections, transition sections which change from the U-shaped cross section to the tubular cross section.