| 摘要 |
<P>PROBLEM TO BE SOLVED: To easily and surely dispose of the remnant 7 of a plastic bag in manufacturing the plastic bag 1 of a prescribed shape. <P>SOLUTION: A plastic film 2 is fed intermittently by an intermittent feeding mechanism 3. Each time when the plastic film is fed intermittently, a blanking edge 4 is pressed on the film and the plastic bag is blanked out therefrom by the edge. The remnant of the bag is maintained in a continuous state and after the plastic bag is blanked out, the remnant is wound by a winding mechanism 8 to be recovered. <P>COPYRIGHT: (C)2004,JPO |
