Easy opening closure

Abstract

A closure for receptacles such as bottles which includes an annular sealing member which is internally reinforced by a cylindrical core. The cylindrical core includes a helically or spirally shaped frangible structure along which the cylindrical core can be pulled, stripped, unwound or torn apart. The closures can be pressed into receptacles using conventional methods. To remove the closures, one pulls, strips or tears the cylindrical core apart. The remaining, unreinforced annular sealing member can be easily removed.

What is claimed  
     
         1 . A closure for receptacles which comprises: 
 a cylindrical core member which comprises a helically or spirally wound web member that can be stripped apart by pulling an end thereof.    
     
     
         2 . A closure for receptacles according to  claim 1 , wherein the cylindrical core member includes a helical or spiral frangible structure which defines the web member.  
     
     
         3 . A closure for receptacles according to  claim 2 , wherein the frangible structure comprises a groove or perforation.  
     
     
         4 . A closure for receptacles according to  claim 1 , wherein the closure further includes a closed bottom.  
     
     
         5 . A closure for receptacles according to  claim 1 , wherein the closure further includes a top.  
     
     
         6 . A method of removing a closure from a receptacle which comprises: 
 providing a receptacle which is sealed with a closure having a strippable core member; and    pulling the strippable core member apart in a helically or spiral manner to form an elongate web which is removed from the receptacle.    
     
     
         7 . A method of removing a closure from a receptacle according to  claim 6 , wherein the receptacle comprises a bottle.  
     
     
         8 . A method of removing a closure from a receptacle according to  claim 7 , wherein the receptacle is a wine bottle.