发明名称 Package bag expanding device
摘要 A package bag expanding device includes a box and a pivotable cover which has a hole defined therethrough. A frame includes two first rods and a second rod respectively extending laterally therefrom. At least one package bag has two holes defined therethrough, a recess defined in an upper edge thereof and an opening defined therein below the holes. The two first rods extend through the two holes and the second rod is received in the recess. A pressing mechanism is fixedly disposed to one of two side walls of the box and includes an arm pivotally connected thereto which has a distal end rested on a periphery defining the opening of the package bag.
申请公布号 US5765338(A) 申请公布日期 1998.06.16
申请号 US19970906099 申请日期 1997.08.05
申请人 TSAI, HUNG-WEN 发明人 TSAI, HUNG-WEN
分类号 B65B43/14;(IPC1-7):B65B43/14 主分类号 B65B43/14
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