| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a bottle cap improved in mountability to a liquid container and water-tightness to a water server. <P>SOLUTION: The bottle cap 1 mounted to a cylindrical opening 2 of the liquid container for the water server includes an outer member 3 formed with an outer cylindrical part 30 abutting on the outer peripheral side of the cylindrical opening 2, and an inner member 4 projected into the cylindrical opening 2 and formed with an inner cylindrical part 40 through which a water supply shaft 5 of the water server is inserted. The outer member 3 and the inner member 4 are separately formed and assembled to each other. <P>COPYRIGHT: (C)2013,JPO&INPIT |
