Closing cap for pouring holes for containers holding liquids

Abstract

Closing cap for pouring holes for containers holding liquids. It comprises: a lower ring ( 1 ) with a first sector ( 9 ) intended to be retained axially in the hooking collar and a second sector ( 10 ); articulated with respect to the first sector ( 9 ); a top lid ( 2 ), foldable; a hinging element ( 3 ) with two elastic sheets ( 13 ); and a locking device to lock the lid ( 2 ) in the folded open position, with a flexible tab ( 14 ), between the two elastic sheets ( 13 ); and a heel ( 15 ) protruding radially outwards. The second sector ( 10 ) of the ring ( 1 ) further comprises a notch ( 16 ) for housing the heel ( 15 ) when the lid ( 2 ) is in the folded open position and with an inclination with respect to the ring ( 1 ) in the range of 90° to 179°.

1 . A closing cap for pouring holes for containers holding liquids, attachable to the neck of a container having a hooking collar, for closing a pouring hole in the neck, said cap comprising:
 a lower ring ( 1 ) in turn comprising:
 a first sector ( 9 ) intended to be retained axially in the neck's hooking collar, and 
 a second sector ( 10 ); articulated with respect to the first sector ( 9 ); 
   a top lid ( 2 ), in turn comprising:
 a flat upper wall ( 4 ), and 
 an outer peripheral skirt ( 5 ), 
   
       being the lid ( 2 ) suitable to be arranged in a closing position wherein the upper wall ( 4 ) closes the neck hole and the peripheral skirt ( 5 ) surrounds said neck;
 a hinging element ( 3 ) comprising two elastic sheets ( 13 ) connecting the peripheral skirt ( 5 ) with the second sector ( 10 ), configured to allow a pivot of the lid ( 2 ) between a released position and an open folded position wherein the lid ( 2 ) is withdrawn from the hole; and 
 a locking device configured to lock the lid ( 2 ) in the folded open position, comprising:
 a flexible tab ( 14 ), arranged between the two elastic sheets ( 13 ); and 
 a heel ( 15 ) protruding radially outwards, from the peripheral skirt ( 5 ) of the lid ( 1 ); 
 
 
       being the closing cap characterized in that the second sector ( 10 ) of the ring ( 1 ) further comprises a notch ( 16 ) for housing the heel ( 15 ) when the lid ( 2 ) is in the folded open position and with an inclination with respect to the ring ( 1 ) within the range of 90° to 179°. 
     
     
         2 . The closing cap according to  claim 1 , wherein the first sector ( 9 ) and the second sector ( 10 ) are separated from each other by two thinned areas ( 11 ) in which the ring ( 1 ) presents locally a decrease in radial thickness. 
     
     
         3 . The closing cap according to  claim 1 , wherein the heel ( 15 ) and the notch ( 16 ) are located in a central area of the second sector ( 10 ). 
     
     
         4 . The closing cap according to  claim 1 , wherein the hinging element ( 3 ) is connected to the second sector ( 10 ) in a central area of the second sector ( 10 ). 
     
     
         5 . The closing cap according to  claim 1 , wherein the lower ring ( 1 ) is connected to the peripheral skirt ( 5 ) by frangible bridges ( 8 ). 
     
     
         6 . The closing cap according to  claim 1 , wherein the cap is molded in a single piece. 
     
     
         7 . The closing cap according to  claim 2 , wherein the heel ( 15 ) and the notch ( 16 ) are located in a central area of the second sector ( 10 ). 
     
     
         8 . The closing cap according to  claim 2 , wherein the hinging element ( 3 ) is connected to the second sector ( 10 ) in a central area of the second sector ( 10 ). 
     
     
         9 . The closing cap according to  claim 3 , wherein the hinging element ( 3 ) is connected to the second sector ( 10 ) in a central area of the second sector ( 10 ). 
     
     
         10 . The closing cap according to  claim 2 , wherein the lower ring ( 1 ) is connected to the peripheral skirt ( 5 ) by frangible bridges ( 8 ). 
     
     
         11 . The closing cap according to  claim 3 , wherein the lower ring ( 1 ) is connected to the peripheral skirt ( 5 ) by frangible bridges ( 8 ). 
     
     
         12 . The closing cap according to  claim 4 , wherein the lower ring ( 1 ) is connected to the peripheral skirt ( 5 ) by frangible bridges ( 8 ). 
     
     
         13 . The closing cap according to  claim 2 , wherein the cap is molded in a single piece. 
     
     
         14 . The closing cap according to  claim 3 , wherein the cap is molded in a single piece. 
     
     
         15 . The closing cap according to  claim 4 , wherein the cap is molded in a single piece. 
     
     
         16 . The closing cap according to  claim 5 , wherein the cap is molded in a single piece.