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:
Jan. 03, 2023
Filed:
Feb. 19, 2020
Syntegon Technology Gmbh, Waiblingen, DE;
Ulrich Wieduwilt, Schwaebisch Gmuend, DE;
Syntegon Technology GmbH, Waiblingen, DE;
Abstract
The present invention relates to a method for joining paper material () in a first joining region () and a second joining region (), comprising the steps of: roughening the first joining region () and/or the second joining region (), moistening the first joining region () and/or the second joining region (), and joining the first and second joining region () between a sonotrode () and an anvil () of an ultrasonic friction welding apparatus () by means of ultrasonic friction welding, wherein a vibration direction (A) of the sonotrode () is not parallel to a joining force direction (B) of a joining force of the anvil ().