Beverage cup lid

Abstract

Disclosed is a beverage cup lid, in which the beverage cup lid (A) is coupled to a beverage cup (C), and is provided with a dispensing opening and a vent hole, the beverage cup lid including: a lid main body ( 10 ) including an engaging groove ( 11 ) provided at an edge of the lid main body to be engaged with an engaging protrusion ( 31 ) provided at an upper portion of the beverage cup (C), a dispensing opening ( 12 ) configured to be open upward at an upper portion of the lid main body, with a cap ( 13 ) being attached thereto, and a first vent hole ( 17 ) formed at an upper center of the lid main body to allow outside air or inside air of the beverage cup (C) to flow inside and outside the beverage cup (C), wherein the lid main body ( 10 ) is provided with a spiral groove portion ( 15 ).

1 . A beverage cup lid, in which the beverage cup lid (A) is coupled to a beverage cup (C), and is provided with a dispensing opening for allowing a user to drink a beverage and with a vent hole for smoothly discharging the beverage, the beverage cup lid comprising:
 a lid main body ( 10 ) including: an engaging groove ( 11 ) provided at an edge of the lid main body to be engaged with an engaging protrusion ( 31 ) provided at an upper portion of the beverage cup (C); a dispensing opening ( 12 ) configured to be open upward at a side of an upper portion of the lid main body, with a cap ( 13 ) being attached thereto so as to allow the user to drink the beverage; and a first vent hole ( 17 ) formed at an upper center of the lid main body to allow outside air or inside air of the beverage cup (C) to flow inside and outside the beverage cup (C),   wherein the lid main body ( 10 ) is provided at the upper portion thereof with a spiral groove portion ( 15 ) having a spiral groove.   
     
     
         2 . The beverage cup lid of  claim 1 , wherein the spiral groove portion ( 15 ) is configured such that a height thereof is gradually decreased from an outermost edge toward a center thereof so as to have an inclined shape, and a spiral groove starting point provided at the outermost edge and a spiral groove end point provided at the center are connected together by a single groove. 
     
     
         3 . The beverage cup lid of  claim 1 , wherein the spiral groove portion ( 15 ) is provided at the center thereof with a collecting portion ( 16 ) to allow the beverage leaking through the first vent hole ( 17 ) to be collected. 
     
     
         4 . The beverage cup lid of  claim 1 , further comprising:
 a cover ( 20 ) fitted to the upper portion of the lid main body ( 10 ), and configured to prevent the beverage leaking through the first vent hole ( 17 ) from leaking outside.   
     
     
         5 . The beverage cup lid of  claim 1 , wherein the cover ( 20 ) includes:
 a second vent hole ( 21 ) provided at a first side of the cover ( 20 ) to allow outside air to be introduced;   a locking protrusion ( 22 ) protrudingly provided at a side edge of the cover ( 20 ) to be engaged with a locking groove ( 18 ) provided at the upper portion of the lid main body ( 10 ); and   a knob ( 23 ) provided at a second side of the cover ( 20 ) to allow the user to easily insert and separate the cover ( 20 ) from the lid main body.   
     
     
         6 . A beverage cup lid, in which the beverage cup lid (A) is coupled to a beverage cup (C), and is provided with a dispensing opening for allowing a user to drink a beverage and with a vent hole for smoothly discharging the beverage, the beverage cup lid comprising:
 a lid main body ( 10 ) including: an engaging groove ( 11 ) provided at an edge of the lid main body to be engaged with an engaging protrusion ( 31 ) provided at an upper portion of the beverage cup (C); a dispensing opening ( 12 ) configured to be open upward at a side of an upper portion of the lid main body, with a cap ( 13 ) being attached thereto so as to allow the user to drink the beverage; and a first vent hole ( 17 ) formed at an upper center of the lid main body to allow outside air or inside air of the beverage cup (C) to flow inside and outside the beverage cup (C); and   a cover ( 20 ) fitted to the upper portion of the lid main body ( 10 ), provided with a second vent hole ( 21 ) provided at a first side thereof to allow air to pass therethrough, and configured to prevent the beverage leaking through the first vent hole ( 17 ) from leaking outside.   
     
     
         7 . The beverage cup lid of  claim 6 , wherein the cover ( 20 ) includes:
 a second vent hole ( 21 ) provided at a first side of the cover ( 20 ) to allow outside air to be introduced;   a locking protrusion ( 22 ) protrudingly provided at a side edge of the cover ( 20 ) to be engaged with a locking groove ( 18 ) provided at the upper portion of the lid main body ( 10 ); and   a knob ( 23 ) provided at a second side of the cover ( 20 ) to allow the user to easily insert and separate the cover ( 20 ) from the lid main body.