发明名称 Method of producing an ultrasonically bonded lap seam
摘要 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.
申请公布号 US7374627(B2) 申请公布日期 2008.05.20
申请号 US20050100895 申请日期 2005.04.07
申请人 CURT G. JOA, INC. 发明人 MCCABE JOHN A.
分类号 B32B37/00;A61F13/15;B29C65/00;B29C65/08;B29C65/50 主分类号 B32B37/00
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