Method and device for quality control of the joint on sheets or strips butt-welded by means of a laser
CA 2390873 A1 · Owner: Stegemann-Auhage, Thomas · Inventors: Stegemann-Auhage, Thomas; Koch, Martin; Esser, Gregor
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for the quality control of the joint on sheets or strips butt-welded by laser, on which a number of sensor measurements are taken, by at least two sensors arranged around the welded region. The sensor data is fed as input parameters to a combining and correlating measured-data processor for quality evaluation of the welded joint. In order to achieve a real-time quality control of the welded joint which permits an analysis of the weld result which is true to the actual result, the stored data is fed as input parameters to at least one trainable artificial neuronal network with an essentially hierarchical structure which , comprises at least two …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed November 10, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 10, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 10, 2022.
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Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.