发明名称 Method of making reclosable flexible containers having fastener profiles affixed to exterior of bag walls
摘要 A method for manufacturing a reclosable pouch having front and back walls and an opening along its upper edge. A double web of plastic material is advanced which comprises a front wall and a back wall. First and second fastener profiles are advanced simultaneously therewith. The first fastener profile is sealed on its ends to the exterior of the front wall of the pouch. The fastener profile extends longitudinally near the pouch opening. The second fastener profile is sealed on its ends to the exterior of the back wall of the pouch. The fastener profiles are adapted for interlocking with the front and back walls of the pouch being interposed therebetween.
申请公布号 US4892512(A) 申请公布日期 1990.01.09
申请号 US19870084310 申请日期 1987.08.11
申请人 KCL CORPORATION 发明人 BRANSON, MARK
分类号 A44B19/16;B29C37/00;B29C65/00;B29C65/08;B31B19/90;B65D33/24;B65D33/25 主分类号 A44B19/16
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