| 摘要 |
PURPOSE: A disposable paper cup having a groove is provided to easily open the disposable paper cup by forming a groove in one side of the paper cup. CONSTITUTION: A disposable paper cup having a groove comprises: a first groove(A) formed in the top end portion; and a second groove(B) formed to be different from the first groove in the length. The paper cup can be easily opened by pulling one side of the cup while holding the paper cup. Two grooves have different length. The second groove is made only in one side. |
