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. 16, 2023
Filed:
Apr. 03, 2018
Fronius International Gmbh, Pettenbach, AT;
Fronius International GmbH, Pettenbach, AT;
Abstract
Method and device for marking a workpiece surface (A) of a metal workpiece (), in which a welding torch () comprising a welding wire electrode () is guided along the workpiece surface (A) to be marked and meanwhile a wire end (A) of the welding wire electrode () is moved towards and away from the work-piece surface (A) to be marked, wherein an electric voltage (U) present at the welding wire electrode () and/or an electric current (I) flowing through the welding wire electrode () bring about electric sparks, which bring about material removal and/or material alteration at the workpiece surface (A) of the metal workpiece () to mark the workpiece surface (A).