| 摘要 |
<p>Disclosed herein is a vacuum packing bag having a zipper. The vacuum packing bag includes two sheets which are connected to each other via vertical joining parts provided on both side ends of the packing bag, each of the sheets made by combining an inner heat sealable film with an outer gas impermeable film. An opening is provided on an upper end of the packing bag, a zipper is provided on a lower end of the packing bag, and a horizontal joining part is provided under the zipper and is spaced apart from the zipper by a predetermined interval. Such a con¬ struction prevents air from flowing through the zipper into or out of the vacuum packing bag when an article is put through the opening into the bag and the bag is exhausted using a vacuum packing apparatus.</p> |
