A component for an article

Abstract

The present invention relates to a component ( 3 ) for a non-combustible aerosol provision article, and a method of forming the component. The component comprises: a core section ( 26 ) extending longitudinally: and an outer section ( 27 ) extending longitudinally comprising an aerosol-generating substrate which surrounds the core section and is configured to generate aerosol when heated. The core section comprises a first material configured to receive a heating element. The method comprises: providing an assembly comprising a sheet of aerosol-generating substrate and a first material: and arranging the sheet of aerosol-generating substrate and the first material into a component such that the sheet of aerosol generating substrate forms an outer section, which surrounds a core section formed by the first material.

1 . A component for a non-combustible aerosol provision article for use in a non-combustible aerosol provision system, the component comprising:
 a core section extending longitudinally; and   an outer section extending longitudinally comprising an aerosol-generating substrate which surrounds the core section and is configured to generate aerosol when heated;   wherein the core section comprises a first material configured to receive a heating element.   
     
     
         2 . The component according to  claim 1 , wherein the core section and the outer section are formed coaxially. 
     
     
         3 . The component according to  claim 1 or claim 2 , wherein the core section comprises a tube having a cavity, the cavity being configured to receive a heating element. 
     
     
         4 . The component according to  claim 3 , wherein the cavity extends the full length of the core section. 
     
     
         5 . The component according to  claim 3 or claim 4 , wherein the tube is configured to maintain a gap from a heating element, when a heating element is inserted into the tube. 
     
     
         6 . The component according to any one of  claim 3 to claim 5 , wherein an inner surface of the tube is embossed, the embossed portion being configured to minimise contact with a heating element when a heating element is inserted into the tube. 
     
     
         7 . The component according to any one of  claim 3 to claim 6 , wherein the tube has a hardness in the range of about 50% to about 98%. 
     
     
         8 . The component according to  anyone of the preceding claims , wherein the first material forming the core section is paper. 
     
     
         9 . The component according to  claim 1 or claim 2 , wherein the core section comprises a loose gathered sheet. 
     
     
         10 . The component according to  claim 9 , wherein the loose sheet is gathered to form a central column of material. 
     
     
         11 . The component according to  claim 9 or claim 10 , wherein the first material forming the loose sheet is at least one of a paper material, bandcast tobacco, paper reconstituted tobacco, or an amorphous solid material. 
     
     
         12 . The component according to  claim 11 , wherein the first material is a paper material which is porous. 
     
     
         13 . The component according to  claim 12 , wherein the porosity of the first material is the range of about 50 Coresta units to about 10000 Coresta units. 
     
     
         14 . The component according to  any one of the preceding claims , wherein the first material comprises at least one active substance, and/or aerosol modifying substance, and/or flavour. 
     
     
         15 . The component according to  claim 14 , wherein the first material comprises a coating configured to provide an aerosol. 
     
     
         16 . The component according to  any one of the preceding claims , wherein the aerosol-generating substrate comprises a plurality of elongate strips extending substantially parallel to one another in the longitudinal direction. 
     
     
         17 . The component according to  any one of the preceding claims , wherein the aerosol-generating substrate is crimped, optionally to a depth in the range of about 20 um to about 1 mm. 
     
     
         18 . The component according to  any one of the preceding claims , wherein the component is an aerosol-generating component of a non-combustible aerosol provision system. 
     
     
         19 . An article comprising a component according to  any one of the preceding claims . 
     
     
         20 . A method of forming a component for a non-combustible aerosol provision article, the method comprising:
 providing an assembly comprising a sheet of aerosol-generating substrate and a first material;   arranging the sheet of aerosol-generating substrate and the first material into a component such that the sheet of aerosol generating substrate forms an outer section, which surrounds a core section formed by the first material.   
     
     
         21 . The method according to  claim 20 , wherein the first material and the aerosol-generating substrate are formed coaxially. 
     
     
         22 . The method according to any one of  claim 20 or claim 21 , further comprising the step of gathering the aerosol-generating material around the first material to form a coaxial rod. 
     
     
         23 . The method according to  claim 22 , wherein the step of gathering comprises providing a stream of aerosol-generating material to a gatherer, and gathering the stream of aerosol-generating material around the first material. 
     
     
         24 . The method according to  claim 23 , wherein the step of gathering comprises providing a plurality of streams of aerosol-generating material to a gatherer, the plurality of streams of aerosol-generating material being located at various positions around the first material. 
     
     
         25 . The method according to any one of  claim 20 to claim 24 , wherein providing the assembly comprises the step of providing a pre-formed tube of first material. 
     
     
         26 . The method according to any one of  claim 20 to claim 24 , wherein providing the assembly comprises the step of providing a sheet of first material, and forming a tube from the sheet of first material. 
     
     
         27 . The method according to  claim 26 , wherein providing the assembly comprises the step of providing adhesive on the sheet of first material, and drying the adhesive before gathering the aerosol-generating substrate around the first material. 
     
     
         28 . The method according to any one of  claim 20 to claim 24 , wherein providing the assembly comprises the step of providing a sheet of first material and gathering the sheet material together with the sheet of aerosol-generating material to form a coaxial rod.