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:
Jul. 28, 2020
Filed:
Dec. 02, 2014
Robert Bosch Gmbh, Stuttgart, DE;
Ulrich Wieduwilt, Schwaebisch Gmuend, DE;
Bernhard Vaihinger, Weinstadt, DE;
Roland Czuday, Neftenbach, CH;
Andreas Baechle, Rickenbach, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a method for producing packaging () from paper material (), in particular paper, cardboard or paperboard, said method comprising the following steps: forming packaging () from a blank () made of paper material (), which paper material overlaps at at least one joining site (); positioning the at least one joining site () between a sonotrode () and an anvil (); applying the joining site () with a joining force in a joining force direction (); and making the sonotrode () ultrasonically vibrate in order to ultrasonically weld the paper material () at the joining site (), which method is characterised in that the paper material () is moistened, preferably on the inner sides of the joining sites (), before forming the packaging () and/or while forming the packaging () and/or after forming the packaging () and/or during the ultrasonic welding.