APPARATUS FOR ULTRASONIC WELDING OF POLYMERS AND POLYMERIC COMPOSITES
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United States of America Patent
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Issued Date -
Mar 25, 2021
app pub date -
Sep 24, 2019
filing date -
Sep 24, 2019
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Abstract
Apparatus are provided for ultrasonic welding of a workpiece of one or more components. The apparatus includes a horn configured to contact the workpiece and to transmit energy to the workpiece. The horn includes a shank and a tip disposed at an end of the shank facing the workpiece. The tip has a face that has a tip radius forming a curved surface at the face. A knurl is formed on the face across the curved surface.
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