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. 22, 2020
Filed:
Aug. 12, 2015
Thyssenkrupp Steel Europe Ag, Duisburg, DE;
Azeddine Chergui, Dortmund, DE;
THYSSENKRUPP STEEL EUROPE AG, Duisburg, DE;
Abstract
The invention relates to a method for joining at least one sandwich sheet to at least one functional element made of metal, wherein the at least one sandwich sheet has two metallic outer layers and a thermoplastic layer arranged between the metallic outer layers, wherein at least the region to be joined of the at least one sandwich sheet is heated in such a manner that the thermoplastic layer softens, the plastic layer is pushed out of the joining region by the outer layers being pressed together, and the outer layers of the at least one sandwich sheet are joined, in particular welded, to the functional element by an electric current flow between a first and a second electrode.