| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a vertical seal mechanism which suppresses the generation of a wrinkle, defective sealing, or the like on the periphery of a vertical seal part. <P>SOLUTION: In a bag making/packaging machine 1, a heater belt 16a and a heater block 16b structuring the vertical seal mechanism 15 and a hook-and-loop fastener 13c arranged on a forming mechanism 13 side are so arranged that the amount of heat per unit time which is applied to both outside areas is smaller than that applied to the vertical seal part F1 of a film F. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
