| 摘要 |
PROBLEM TO BE SOLVED: To provide a device for well drying an inner plug of a water bottle, a packing in particular, which is made using a screw mouth of a commercially available PET bottle. SOLUTION: A screw mouth (3) of a commercially available PET bottle is cut, and a portion of it is further cut off. A device (4) thus obtained is mounted between a packing (1) of the inner plug of the water bottle and a lower portion (2) of the inner plug. |
