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:
Mar. 08, 2005
Filed:
Dec. 11, 2002
Applicants:
Klaus Lempenauer, Ulm, DE;
Detlef Nowotni, Grabenstetten, DE;
Volkmar Schuler, Ulm, DE;
Inventors:
Assignee:
DaimlerChrysler AG, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23Q017/00 ; B21D026/02 ;
U.S. Cl.
CPC ...
Abstract
The present invention is directed to a method and a device for clinching metal sheets disposed one over the other in planar fashion. A joining tool, composed of a punch and a die having an anvil, is used to jointly displace metal sheets, profiles, or multi-sheet connections, out of the sheet-metal plane, under the action of forming energy introduced by ultrasound, compressing and integrally connecting the same.