| 摘要 |
<p>The present invention relates to a water bottle cap which comprises: a cap body wherein a bottom surface is opened; a guide hole formed at a constant curvature in an opposite position of the cap body; and a handle rotationally fixated in the cap body. A water bottle cap and a water bottle can be separated or coupled by only rotation of the handle for the water bottle to be easily transferred. A protrusion formed on the handle is simply supported in an inlet of the water bottle for the water bottle to be stably transferred.</p> |
