| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lid for use in a paper-made cup as a lid for a paper-made packaging container, by which a content liquid can be taken while the container and the lid are fitted with each other, the hygiene of a drinking port can be protected, sealing performance for the content liquid is high, and a cost can be reduced by mass production. <P>SOLUTION: The lid fitted over a paper-made cup container for closure has the inner diameter of a side hanging part hanging from a top plate of the lid as the same as the outer diameter of a flange at the upper end of the cup container. A recessed line with a depth and a width conforming to the diameter of the flange is formed at a position for holding the side hanging part and the flange to serve to seal and prevent a drop. The top plate of the lid includes an outlet hole for the content liquid and a vent hole, the outlet hole and the vent hole are opened and closed, and at the same time a contact surface with the lips is sealed with beverage, thereby providing the lid with a clean seal applied. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
