| 摘要 |
<p>The present invention relates to a closing and opening device especially for sealed box-like containers, the device being characterized in that it comprises, in monolithic form, a base plate fixed to the box-like container, which plate has a hole in the region of the opening of the container, with at least one stopper whose cross section corresponds in practice to the abovementioned hole. The above device also includes means of articulation connecting the stopper to the base plate. Also, the stopper has a plastic or metal tip at its free end. <IMAGE></p> |
