| 摘要 |
PROBLEM TO BE SOLVED: To well hold moistureproof properties even if an inner lid is not used in a can for packaging toasted laver, tea or the like. SOLUTION: The moistureproof can consists of a can main body 1 and a can lid 2, and the can main body 1 has several threading parts provided along the outer periphery of the upper part thereof at an equal interval in a protruded state while the can lid 4 is formed so that the peripheral wall 5 thereof is fitted to the outer periphery of the upper part of the can main body 1 in a close contact state, an outwardly turned stepped part 6 is provided to the lower part of the peripheral wall 5, an outwardly or inwardly turned edge seam part is formed to the peripheral wall 5 on the underside of the stepped part, the threading part 8 engaged with the threading parts 4 of the can main body 1 is formed to the inner periphery of the edge seam part and the recessed groove 9 in which the threading parts 4 of the can main body 1 are fitted is provided between the threading part 8 and the stepped part 6. The upper end of the mouth of the can is brought into close contact with the inner surface of the upper side 10 of the can lid 2 simultaneously with the engagement of the threading parts 4 and 8. Further, a string issuing part is provided to the outer periphery under the threading parts of the can main body 1 and the inner periphery of the lower end part of the can lid 2 is brought into close contact with the upper side surface of the string issuing part 3 simultaneously with the engagement of the threading parts. |
