| 摘要 |
PURPOSE: An airtight container cover is provided to hygienically wash a packing and a fitting groove rim after easily separating the packing from the cover. CONSTITUTION: An airtight container cover capable of easily replacing a packing includes a lid(10), a fitting groove rim, an opening(14), and a packing(20). The lid includes a folding wing(12) on the outer surface with a locking unit(11). The fitting groove rim is formed on the inner surface of the edge of the lid toward the lower direction. The opening is formed on partition walls(15,15a) forming the fitting groove rim. A protrusion(21) is formed on the packing for fitting the packing to the opening.
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