Method of producing an ultrasonically bonded lap seam
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United States of America Patent
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May 20, 2008
Grant Date -
Oct 20, 2005
app pub date -
Apr 7, 2005
filing date -
Apr 19, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of forming a lap seam for a disposable undergarment is disclosed. The method involves the steps of providing a continuous web of material, folding the material, cutting the material into individual undergarment blanks, folding the edges of the individual blanks, and sealing the edges. The method preferably employs undergarment blanks that are asymmetrical in shape.
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