| 摘要 |
PURPOSE: To provide a structure for a container mouth stopper that heightens sealability on the mouth and the cap of a tubular container while keeping such sealability even in the case of repetitious mounting and dismounting for squeezing out contents and in the case where the structure requires instantaneous mounting and dismounting. CONSTITUTION: In a structure for a container mouth stopper with which the container mouth 4 is closed with a cap 6 that is detachably fastened tight to the container mouth 4, a part with which the top of the container mouth 4 contacts on the inner surface of the top 27 of the cap 6 is formed conically. |
