发明名称 Method and device for providing a sealing gasket to closure strips for reclosable plastic bags
摘要 A continuous method of providing a gasket to a reclosable fastener strip having reclosable closure strips with interlocking profiles. The fastener strip is moved longitudinally, the profiles are disengaged and the closure strips are separated by approximately 90 DEG from one another. A membrane is conveyed, independently of the fastener strip, along a path that brings it parallel to one of the closure strips. Thereafter, the separated closure strips are brought back together to sandwich the membrane between their respective profiles and the profiles are re-engaged.
申请公布号 US6110090(A) 申请公布日期 2000.08.29
申请号 US19980207247 申请日期 1998.12.08
申请人 ILLINOIS TOOL WORKS INC. 发明人 AUSNIT, STEVEN
分类号 A44B19/16;B31B19/90;B65D33/25;(IPC1-7):B65B1/90 主分类号 A44B19/16
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