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:
Sep. 11, 2001
Filed:
Apr. 11, 2000
Applicant:
Inventors:
Martin Koch, Neukirchen-Vluyn, DE;
Thomas Stegemann-Auhage, Dinslaken, DE;
Hermann Bies, Duisburg, DE;
Assignee:
Thyssen Krupp Stahl AG, Dusseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 2/600 ;
U.S. Cl.
CPC ...
B23K 2/600 ;
Abstract
The invention relates to a welding device operating by laser for two workpieces (,) to be connected to one another via a self-contained, continuously extending weld seam (N). The welding device comprises a focusing optical system (,) having a seam follow-up sensor (,) and is borne by a pivoting arm (,), so that the focussing optical system (,) describes a circular path in relation to the workpieces (,). The positioning of the focusing optical system (,) on the pivoting arm (,) is corrected by means of a drive (,) in dependence on the measuring result of the seam follow-up sensor (,).