| 摘要 |
PROBLEM TO BE SOLVED: To make it unnecessary to separate by type in disposing. SOLUTION: This container cover comprises a screw cover 1 screwed on a container opening 3 detachably, a packing 7 provided with a hollow part 10 and fitted on the top part 5 of the screw cover 1, and an outer cover 13 which touches the container opening 3 through the packing 7 and is fitted to the outside of the screw cover 1. The screw cover 1, the outer cover 13 and the packing 7 are made of metal, and the packing 7 is mounted integrally between the outer cover 13 and the screw cover 1. |
