发明名称 Jaws for a bag former
摘要 In a bagmaker, two pairs of opposed jaws to draw a web of material about a former and seal the web to form separate bags, each set of jaws are cantilevered on a support and have electromagnetic assist to provide pressure during sealing.
申请公布号 US4743337(A) 申请公布日期 1988.05.10
申请号 US19860915281 申请日期 1986.10.03
申请人 USM CORPORATION 发明人 MORAN, MICHAEL J.;SUTTLE, JAMES M.
分类号 B29C65/00;B29C65/18;B29C65/74;B65B51/30;(IPC1-7):B30B15/34 主分类号 B29C65/00
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