发明名称 |
Form, fill and seal method and apparatus for forming reclosable bags |
摘要 |
A method is disclosed for forming reclosable packages at a form, fill and seal (FFS) apparatus by advancing a film of package making material longitudinally to form a tube while guiding opposite longitudinal edges of the film into a fin. A zipper having interlocking members and an attached flange is fed into the fin by capturing external surfaces of the interlocking members within a first guide member positioned adjacent to said fin and feeding the flanges along opposite sides of a second guide member positioned within said fin. An apparatus for performing the method is also disclosed.
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申请公布号 |
US6715262(B2) |
申请公布日期 |
2004.04.06 |
申请号 |
US20010844617 |
申请日期 |
2001.04.27 |
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;B65D33/25;(IPC1-7):B65B61/18;B65B9/06 |
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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