| 摘要 |
PROBLEM TO BE SOLVED: To form a PET bottle cap which facilitates opening/closing, keeps carbonated beverages for a long time and is formed in such a shape that a customer wishes to drink by an appearance. SOLUTION: The cap is equipped with a slope 1, a tab 2 and a straw 3, so that it is formed in such a shape that a customer wishes to drink by an appearance. |
