| 摘要 |
PURPOSE: An automatic bottle cap is provided to automatically open or close the cap based on the gradient of a container. CONSTITUTION: An automatic bottle cap comprises an inner cap(2) and outer cap(3). The inner cap is fixed at the outer circumference of the bottle(1) opening. The outer cap is formed in one body with an operation part(7) and is supported to rotate to the fixation shaft. A ball(6) is built-in to operate the operation part.
|
