APPARATUS AND METHOD FOR FLUTING CORRUGATED BOARD OR SOLID BOARD
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United States of America Patent
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Issued Date -
Mar 12, 2015
app pub date -
Sep 4, 2014
filing date -
Sep 9, 2013
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Abstract
Apparatus for fluting corrugated board or solid board includes a first sonotrode and an anvil or a second sonotrode disposed opposition to the first sonotrode. A local zone of the solid board or layers of the corrugated board is compressed between the first sonotrode and the anvil or second sonotrode, and then subjected to ultrasound to form a flute line or crease in the corrugated board or solid board.
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