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:
May. 10, 2011
Filed:
Jun. 28, 2005
Applicants:
Dirk Hessberger, Aachen, DE;
Thomas Cmiel, Aachen, DE;
Heiner Kudrus, Eupen, BE;
Inventors:
Assignee:
SMS Schumag GmbH & Co. KG, Aachen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21C 1/30 (2006.01); B65H 20/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for the drawing of a longitudinal workpiece wherein drawing forces required for the drawing are applied by means of at least a sprocket chain comprising link plates wherein the drawing forces are introduced from the workpiece via the link plates into the sprocket chain as a result of which the latter can be constructed lighter and apply greater drawing forces.