| 摘要 |
PURPOSE:To produce a container cap having a pilferproof property (that is, a property for preventing unfair deeds such as replacing of contents), by letting a cap for a container have a special structure, the container having a mouth neck section with a male thread on the outer circumferential surface and anchoring hooks positioned below the male thread. CONSTITUTION:A container cap molded body 2 is molded by injection molding or compression molding. The structure of the molded body 2 includes a top wall 4 and a cylindrical skirt wall 6 depending from the periphery thereof, the skirt wall includes a main section 8, a pilferproof skirt section 10 extending from the lower end thereof via a thin connecting section 12 located circumferentially and bridging sections 18 extending from the lower inner surface of the main section, the inner circumferential surface of the main section is formed with a male thread, the inner circumferential surface of the pilferproof skirt section is formed with anchoring ridges 28, and said skirt section is formed with a plurality of notches 24 arranged circumferentially. Then the upper end inner circumferential surface of the pilferproof skirt section and the bridging sections 18 are connected. |
