| 摘要 |
A locking device for a packing container (14), involving at least one primary covering unit (11, 11') in an opening in the packing container, as well as an attachable rim part (12, 15) surrounding the said unit which is connected to the opening.The rim part has a double layer design preferably displaying a substantial frustum-type surface sheathing which is designed for mutual pressure and for pressing against the rim of the opening.<IMAGE> |
