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:
Feb. 03, 2004
Filed:
Jul. 15, 2002
Applicant:
Inventors:
Kai K. O. Bär, Bruchmühl, DE;
Rainer Gaus, Bruchmühl, DE;
Frank Weckenmann, Hohenwart, DE;
Assignee:
Advanced Photonics Technologies AG, Bruckmuhl-Heufeld, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 1/12 ;
U.S. Cl.
CPC ...
B21D 1/12 ;
Abstract
Method of removing dents from sheet-metal parts, in particular from lacquered parts of an automobile body, wherein the metal part ( ) in the region of a dent (B) is warmed locally in a substantially non-contact manner, in such a way that a mechanical tension gradient produced by the local warming causes the dent to spring back so as to restore the original shape of the metal part.