阅读说明：本技术 包括中空管状支撑元件的气溶胶生成制品 (Aerosol-generating article comprising a hollow tubular support element ) 是由 S·帕帕基里罗 于 2020-04-03 设计创作，主要内容包括：一种气溶胶生成制品(10),其具有上游端(11)和下游端(12),气溶胶生成制品(10)限定在上游端(11)与下游端(12)之间的纵向方向,气溶胶生成制品(10)包括气溶胶形成基质(13)和中空管状支撑元件(14),所述中空管状支撑元件设置在气溶胶形成基质(13)的下游并且沿着所述纵向方向延伸；其中中空管状支撑元件(14)限定开口(16),所述开口在所述纵向方向上延伸并且适于气溶胶朝向下游端(12)流动；其中气溶胶生成制品(10)在中空管状支撑元件(14)处的硬度为至少约60％,并且优选地,在约80％至约90％之间。(An aerosol-generating article (10) having an upstream end (11) and a downstream end (12), the aerosol-generating article (10) defining a longitudinal direction between the upstream end (11) and the downstream end (12), the aerosol-generating article (10) comprising an aerosol-forming substrate (13) and a hollow tubular support element (14) disposed downstream of the aerosol-forming substrate (13) and extending along the longitudinal direction; wherein the hollow tubular support element (14) defines an opening (16) extending in said longitudinal direction and adapted for the flow of aerosol towards the downstream end (12); wherein the hardness of the aerosol-generating article (10) at the hollow tubular support element (14) is at least about 60%, and preferably, between about 80% and about 90%.)

1. An aerosol-generating article having an upstream end and a downstream end, the aerosol-generating article defining a longitudinal direction between the upstream end and the downstream end, the aerosol-generating article comprising:

an aerosol-forming substrate;

a hollow tubular support element disposed downstream of the aerosol-forming substrate and extending along the longitudinal direction;

wherein the hollow tubular support element defines an opening extending in the longitudinal direction and adapted for aerosol flow towards the downstream end;

wherein the aerosol-generating article has a hardness of at least about 80% at the hollow tubular support element; and

wherein the aerosol-generating article further comprises a filter disposed downstream of the hollow tubular support element in the longitudinal direction.

2. An aerosol-generating article according to claim 1, wherein the hardness of the aerosol-generating article at the hollow tubular support element is equal to or less than about 90%.

3. An aerosol-generating article according to any preceding claim, wherein the hollow tubular support element is disposed immediately downstream of the aerosol-forming substrate.

4. An aerosol-generating article according to any preceding claim, wherein the filter is disposed immediately downstream of the hollow tubular support element in the longitudinal direction.

5. An aerosol-generating article according to any preceding claim, wherein the aerosol-forming substrate is a tobacco-containing substrate.

6. An aerosol-generating article according to any preceding claim, wherein the aerosol-forming substrate has a hollow tubular shape.

7. An aerosol-generating article according to any preceding claim, wherein the hollow tubular support element comprises:

a hollow tubular peripheral portion defining an interior volume;

a longitudinal structure extending in the longitudinal direction within the interior volume;

a radial structure extending radially within the interior volume from the hollow tubular peripheral portion to the longitudinal structure such that at least two channels are defined by the hollow tubular peripheral portion and the radial structure, the at least two channels extending in the longitudinal direction;

wherein the opening comprises the at least two channels.

8. An aerosol-generating article according to claim 7, wherein the hollow tubular peripheral portion is substantially annular.

9. An aerosol-generating article according to any of claims 7 to 8, wherein the radial structure comprises at least a first and a second flat radial wall extending radially from the longitudinal structure to the hollow tubular peripheral portion.

10. An aerosol-generating article according to any preceding claim, wherein the hollow tubular support element is substantially symmetrical in cross-section of the hollow tubular support element.

11. An aerosol-generating article according to any preceding claim, wherein the hollow tubular support element comprises a recess adapted to receive a heating element.

12. An aerosol-generating article according to any one of the preceding claims, wherein the hollow tubular support element comprises a polymer, preferably polylactic acid (PLA), Cellulose Acetate (CA), starch, Polyhydroxyalkanoates (PHA), polypropylene (PP), Polyethylene (PE), Polystyrene (PS) or a combination thereof.

13. An aerosol-generating article according to any preceding claim, wherein at least a portion of the hollow tubular support element is manufactured by additive manufacturing or injection moulding.

14. An aerosol-generating system comprising:

an aerosol-generating article according to any preceding claim, and

an aerosol-generating device comprising a heating element configured to be inserted into an aerosol-forming substrate of the aerosol-generating article.