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:
Nov. 06, 2012
Filed:
May. 22, 2007
Applicant:
Mario Hermann, Wiesloch, DE;
Inventor:
Mario Hermann, Wiesloch, DE;
Assignee:
ThyssenKrupp Drauz Nothelfer GmbH, Heilbronn, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
According to the invention, folding a sheet edge at high folding speed with no faults may be achieved, wherein a conically contoured folding roller is used with an inclined attitude to the direction of movement thereof, firstly engaging the edge of the sheet for folding with the front region of the largest diameter thereof and then continuously folding the edge of the sheet until contact is made with the limiting part of the sheet component continuously over the conical region until the region of the smallest diameter thereof is reached.