Disposable cup lid

Abstract

A disposable cup lid of the present invention includes an engaging portion, a hump portion, a lid surface, and a connection opening. The engaging portion is used for engaging with a cup. At least part of the hump portion is formed annularly inside of the engaging portion. The lid surface is connected to the hump portion. The connection opening is defined on the lid surface, and said connection opening is used to communicate with an interior of the cup. The hump portion is adjacent to the hump portion. A top of the hump portion is higher than the connection opening, and a vertical distance from the top of the hump portion to the connection opening is between 4 to 30 millimeters.

1 . A disposable cup lid, comprising:
 an engaging portion, adapted to engage with a cup;   a hump portion, at least part of the hump portion being formed annularly inside of the engaging portion;   a lid surface, being connected to the hump portion;   a connection opening, being defined on the lid surface, the connection opening being adapted to communicate with an interior of the cup, the connection opening being adjacent to the hump portion, a top of the hump portion is higher than the connection opening, a vertical distance from the top of the hump portion to the connection opening being between 4 to 30 millimeters.   
     
     
         2 . The disposable cup lid of  claim 1 , wherein the lid surface is slanted, and the connection opening approximately locates at bottom of the lid surface. 
     
     
         3 . The disposable cup lid of  claim 1 , wherein the disposable cup lid further comprises an addition opening, and the addition opening is higher than the connection opening. 
     
     
         4 . The disposable cup lid of  claim 1 , wherein the disposable cup lid further comprises a blocking plate, the blocking plate locates between the lid surface and the hump portion, the blocking plate has a horizontal position corresponding to the connection opening, and there is a height difference between the connection opening and the blocking plate. 
     
     
         5 . The disposable cup lid of  claim 1 , wherein the disposable cup lid further comprises a covering plate, the covering plate fixed on the lid surface is swayable, and the covering plate is adapted to selectively cover the connection opening.