Cup

Abstract

A cup in this present invention comprises a cup and a lid on top of the cup. The lid has an anti-leaking ring inside of the lid and an annular groove in arc shape used to place a ball inside of the annular groove. A positioning member above the lid has a buffering edge in arc shape at upper portion of the positioning member to block the ball as to prevent ball from lo dropping out of the annular groove. Therefore the ball can be rolled and spun randomly on the lid in order to have more fun while using.

What is claimed is: 
     
         1 . A cup comprises a cup and a lid on top of the cup, in characterized that a ball is placed on an annular groove in arc shape defined on top of the lid and a buffering edge is located at upper portion of a positioning member above the lid which means the buffering edge can block the ball on annular groove in order to prevent the ball from dropping out of the lid. 
     
     
         2 . The cup as claimed in  claim 1 , wherein, plural positioning protrusions located at bottom of the positioning member are plugged into a first hole defined on middle of the lid and engaged at bottom of the lid and a straw is inserted into a second hole set on middle of the positioning member and protruded inside of the cup.