Sealing stopper for manual removal and reinsertion

Abstract

Cork stopper comprising an upper member ( 1 ) or head and a lower member ( 2 ) or body which are integral into a single piece, wherein said head ( 1 ) has an height of at least about 8 mm and the body ( 2 ) is cylindrical and has a length of about 10 a 30 mm and diameter of about 21 to 26 mm. The head diameter must be larger than body diameter by at least about 3 mm. Said stopper, which may be chamfered and has at least one cork disk in any end thereof, may be used with wine and beverage containers and is able to be reused manually only.

1 . A cork stopper comprising:
 an upper member or head and a lower member or body;   where the head has a height (a′, a″) of at least about 8 mm; and   where the body is cylindrical and has a diameter (d′, d″) of about 21 to 26 mm and length (c′, c″) of about 10 to 30 mm.   
     
     
         2 . The cork stopper according to  claim 1 , where the head has a diameter (da′, da″) that is larger than the diameter (d′, d″) of the body by at least about 3 mm 
     
     
         3 . The cork stopper according to  claim 1 , where the head has a shape selected from the group consisting of cylindrical, cubical, parallelepipedic, and conical. 
     
     
         4 . The cork stopper according to  claim 1 , where the stopper comprises a material selected from the group consisting of natural cork, clogged natural cork, agglomerated cork and combinations thereof. 
     
     
         5 . The cork stopper according to  claim 1 , where the head comprises at least one disk of natural cork, or the body comprises at least one disk of natural cork, or both the head and the body comprise at least one disk of natural cork. 
     
     
         6 . The cork stopper according to  claim 1 , where the head has a chamfer of about 2 to 4 mm, or the body has a chamfer of about 2 to 4 mm, or both the head and the body have a chamfer of about 2 to 4 mm 
     
     
         7 . The cork stopper according to  claim 1 , where the head has a diameter (da′, da″) of 30 mm and a height (a′, a″) of 20 mm, and the body has a diameter (d′, d″) of 23 mm and length (c′, c″) of 25 mm. 
     
     
         8 . The cork stopper according to  claim 1 , where the head has a diameter (da′, da″) of 30 mm and a height (a′, a″) of 20 mm, the body has a diameter (d′, d″) of 23 mm and a length (c′, c″) of 27 mm, and the body is chamfered with a chamfer of 2 mm. 
     
     
         9 . The cork stopper according to  claim 1 , where the head has a diameter (da′, da″) of 30 mm and a height (a′, a″) of 15 mm, the body has a diameter (d′, d″) of 24 mm and a length (c′, c″) of 27 mm, and the body is chamfered with a chamfer of 4 mm. 
     
     
         10 . The cork stopper, according to  claim 1 , where the head has a diameter (da′, da″) of 30 mm and a height (a′, a″) of 20 mm, the head comprising one disk with a height (ad″) of 15 mm, the body has a diameter (d′, d″) of 23 mm, and a length (c′, c″) of 25 mm, and the body is chamfered with a chamfer of 4 mm. 
     
     
         11 . The cork stopper according to  claim 1 , where the head has a diameter (da″) of 30 mm and a height (a″) of 20 mm, the head comprises one disk with a height (ad″) of 15 mm, the body has a diameter (d″) of 21 mm, and a length (c″) of 25 mm, and the body is chamfered with a chamfer of 4 mm. 
     
     
         12 . A method of using the cork stopper according to  claim 1 , the method comprising plugging containers with the cork stopper, where the containers have a beverage selected from the group consisting of wine, beer, spirit drinks, water, and refrigerants.