| 摘要 |
PURPOSE: A lock for airtight container is provided to seal a container perfectly from a non-authorized personnel and keep the inside materials or liquors safely. CONSTITUTION: The lock for airtight container includes a main container, a cap, a press button(140), a upper cover(100), a bottom cover(200) and a combining part. The upper cover(100) has a press button(140) and a hook projection(150) and a locking assembly. The upper part has a ratchet groove around a circumference line and a aperture part in the center. When the bottom cover moves, the aperture comes out from the hole. The locking assembly prevents the cap from opening by an outside factor and keep a freshness for a long time.
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