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:
Apr. 03, 2007
Filed:
Dec. 29, 2005
Alf Birkenstock, Heiligenhaus, DE;
Alf Birkenstock, Heiligenhaus, DE;
WKW Erbsloh Automotive GmbH, Wuppertal, DE;
Abstract
The invention relates to a method for producing a plurality of bent extruded profiles () from a light metal or light metal alloy, which is characterized by the following steps: simultaneously extruding at least two extruded profiles () that are mirror-symmetric with respect to their cross-sectional shape while using an extrusion device (), said extrusion device comprising an extrusion die () with an extrusion matrix forming the at least two extruded profiles (); at the same time bending the at least two extruded profiles (), while bending, when viewing the direction of extrusion and in a horizontal plane of viewing including the direction of extrusion, at least one of the extruded profiles () or the projection thereof into the plane of viewing with a curvature that has a sign opposite the sign of the curvature with which at least one additional extrusion profile () or the projection thereof into the plane of viewing is bent.