Ultrasonic joining method and ultrasonic joining device
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United States of America Patent
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Jul 26, 2016
Grant Date -
Jun 18, 2015
app pub date -
Dec 5, 2014
filing date -
Dec 12, 2013
priority date (Note) -
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Abstract
An ultrasonic joining method for connecting paper material (5), in particular paper, board or paperboard, comprising the following steps: introducing the paper material (5) into a gap (4) between a sonotrode (2) and an anvil (3), causing the sonotrode (2) to oscillate ultrasonically for the ultrasonic welding of the paper material (5), the paper material (5) being moistened with demineralized water (9), preferably on inner sides of joining points, before and/or during the ultrasonic welding.
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