Closing device for containers

Abstract

A package-sealing device that includes a sealing element provided with an outlet, the walls of the outlet being in contact with each other, making it close. The package-sealing device includes a closing element, and the sealing element is made up of a flexible sheet, said sealing element being partially attached to the closing element, such that the sealing element deforms when the closing element is removed, thus defining an outlet and closing it when the walls of the outlet are in contact with each other.

1 . A package-sealing device, comprising a sealing element provided with an outlet, the walls of the outlet being in contact with each other, making it close. 
     
     
         2 . The package-sealing device according to  claim 1 , further comprising a closing element, the sealing element being made up of a flexible sheet, being said sealing element partially attached to the closing element, such that the sealing element deforms when the closing element is removed, thus defining an outlet and making it close when the walls of the outlet are in contact with each other. 
     
     
         3 . The package-sealing device according to  claim 2 , wherein said sealing element is attached to the closing element in a central area of said sealing element. 
     
     
         4 . The package-sealing device according to  claim 1 , wherein said sealing element is a sheet of plastic material. 
     
     
         5 . The package-sealing device according to  claim 4 , wherein said sealing element is a sheet of polyethylene. 
     
     
         6 . The package-sealing device according to  claim 2 , wherein said closing element is a tab. 
     
     
         7 . The package-sealing device according to  claim 2 , wherein said closing element is positioned over said sealing element. 
     
     
         8 . The package sealing device according to  claim 2 , further comprising at least one restraint flap which retains the outlet formed by said sealing element. 
     
     
         9 . The package-sealing device according to  claim 8 , wherein said restraint flap or flaps are resilient. 
     
     
         10 . The package-sealing device according  claim 1 , further comprising a lid, which in its closed position is placed over said closing element and said sealing element. 
     
     
         11 . The package-sealing device according to  claim 10 , wherein said lid is articulated with regard to a frame that can be attached to a package. 
     
     
         12 . The package-sealing device according to  claim 1 , wherein the outlet of said sealing element is made of an elastomer. 
     
     
         13 . The package-sealing device according to  claim 1 , wherein the outlet of said sealing element is made of silicone.