| 摘要 |
PURPOSE: A vacuum packaging device is provided to increase the vacuum efficiency of a plastic bag by closing an upper chamber and a lower chamber. CONSTITUTION: A vacuum packaging device comprises a base member(110), a lower panel(117), a cover member, and an upper panel. The lower panel is coupled to the upper part of the base member. A lower chamber upwardly opened is formed on the top of the lower panel. A closed curve form of a lower gasket is mounted on the lower chamber. The cover member is hinge-coupled to the base member on the rear part through a hinge coupling point. The upper panel is coupled to the lower part of the cover member. An upper chamber downwardly opened to face the lower chamber is formed on the bottom of the upper panel.
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