| 摘要 |
PROBLEM TO BE SOLVED: To provide a safe and hygienic food-stuffing can provided with a vacuum sealing device such as an easily detachable and unbendable metallic cap, which is formed to seal the can with the cap owing to the vacuum action. SOLUTION: A cord 2 wound up outward at the upper end of the cylindrical can body 1 is arranged. A contracted part remarkably lessened in the diameter is formed at the upper end of the cylindrical body where the cord 2 wound up outward is arranged. And the part is tilted inward so that the outer edge of the side of cord is vertically flush with the external face of the side wall of the cylindrical body of the can. The inside face of the flange or the skirt 6 of the easily detachably and metallic cap is retained in a contact state with the external face of the side wall of the cylindrical body, when the cap is held in the closed state. The can is sealed by the easily detachable metallic cap provided with an unbendable seal gasket 5. |
