发明名称 |
Method and apparatus for forming reclosable bags |
摘要 |
<p>A method is disclosed for forming reclosable packages at a form, fill and seal (FFS) apparatus (20) by advancing a film of package making material longitudinally to form a tube while guiding opposite longitudinal edges of the film into a fin (36). A zipper (38) having interlocking members (42,44) and an attached flange (46) is fed into the fin by capturing external surfaces of the interlocking members within a first guide member (50) positioned adjacent to said fin (36) and feeding the flanges along opposite sides of a second guide member (54) positioned within said fin. An apparatus for performing the method is also disclosed. <IMAGE></p> |
申请公布号 |
EP1253081(A1) |
申请公布日期 |
2002.10.30 |
申请号 |
EP20020252638 |
申请日期 |
2002.04.15 |
申请人 |
ILLINOIS TOOL WORKS INC. |
发明人 |
MALIN, ART;PIOTROWSKI, STANLEY;MCMAHON, MICHAEL |
分类号 |
B31B1/40;B31B1/90;B65B9/20;B65B9/213;B65D33/25;(IPC1-7):B65B9/20 |
主分类号 |
B31B1/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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