Cap for a Receptacle and Receptacle, in Particular Tube, in Particular Flexible Tube for a Cosmetic Product, Provided with Said Cap

Abstract

The invention relates to a cap for a receptacle, in particular a tube, in particular a flexible tube for a cosmetic product, said receptacle comprising a neck ( 3 ) and a solid insert ( 8 ) forming a seal that closes off one end of the neck ( 3 ) that leads into an internal volume ( 4 ) of the receptacle, said cap ( 1 ) comprising a punch ( 14 ) designed to cut and/or pierce the seal, said cap ( 1 ) being designed to be positioned on said neck ( 3 ) in a standby position in which the punch ( 14 ) is in the neck ( 3 ), leaving the seal intact, and in a use position in which the seal has been cut and/or pierced by said punch ( 14 ), said punch ( 14 ) comprising a body ( 30 ) in the form of a stem that is configured to cut and/or pierce said seal.

1 . Cap for a receptacle, in particular a tube, more particularly a flexible tube for a cosmetic product, said receptacle comprising a neck and a solid insert that forms an inner seal closing an end of the neck that opens into an internal volume of the receptacle, said cap comprising a punch that is suitable for cutting and/or piercing the inner seal, said cap being suitable for being positioned on said neck in a stand-by position in which the punch is in the neck while the inner seal remains unbroken and in an in-use position in which the inner seal has been cut and/or pierced by said punch, said punch comprising a barrel-shaped body that is designed to cut and/or pierce said inner seal. 
     
     
         2 . Cap according to  claim 1 , wherein said barrel has a distal end that is provided with cutting means. 
     
     
         3 . Cap according to  claim 2 , wherein said cutting means comprise at least one cutting tooth and/or at least one cutting slit. 
     
     
         4 . Cap according to  claim 3 , wherein said cutting tooth/teeth and/or the cutting slit(s) are evenly distributed over the entire circumference of the barrel. 
     
     
         5 . Cap according to  claim 3 , wherein said cutting tooth/teeth has/have a height hd and said barrel has an external diameter De such that the ratio hd/De is less than 1/3. 
     
     
         6 . Cap according to  claim 3 , wherein said cutting tooth/teeth has/have a height hd and said punch comprises an external part having a height hp such that the ratio hd/hp is less than 1/3. 
     
     
         7 . Cap according to  claim 3 , wherein said cutting slit(s) has/have a height he and said barrel has an external diameter De such that the ratio he/De is less than 1/3. 
     
     
         8 . Cap according to  claim 3 , wherein said cutting slit(s) has/have a height he and said punch comprises an external part having a height hp such that the ratio he/hp is less than 1/3. 
     
     
         9 . Cap according to  claim 1 , wherein said cutting means comprise a bevel from said distal end. 
     
     
         10 . Cap according to the  claim 9 , the wherein said bevel extends over the entire circumference of the barrel. 
     
     
         11 . Cap according to  claim 1 , wherein said punch comprises a transverse partition separating it into two cavities. 
     
     
         12 . Cap according to  claim 11 , wherein said partition is located in an upper half of the punch. 
     
     
         13 . Receptacle said receptacle comprising a neck and a solid insert that forms an inner seal closing an end of the neck that opens into an internal volume of the receptacle and a cap according to  claim 1 . 
     
     
         14 . Cap according to  claim 4 , wherein said cutting tooth/teeth has/have a height hd and said barrel has an external diameter De such that the ratio hd/De is less than 1/3. 
     
     
         15 . Cap according to  claim 4 , wherein said cutting tooth/teeth has/have a height hd and said punch comprises an external part having a height hp such that the ratio hd/hp is less than 1/3. 
     
     
         16 . Cap according to  claim 4 , wherein said cutting slit(s) has/have a height he and said barrel has an external diameter De such that the ratio he/De is less than 1/3. 
     
     
         17 . Cap according to  claim 4 , wherein said cutting slit(s) has/have a height he and said punch comprises an external part having a height hp such that the ratio he/hp is less than 1/3. 
     
     
         18 . A receptacle of  claim 13  wherein the receptacle is a tube.