An aerosol-generating article is provided for producing an inhalable aerosol upon heating, the article including: a rod of aerosol-generating substrate; a downstream section at a location downstream of the rod and including: a support element located immediately downstream of the rod and being in longitudinal alignment with the rod and including a first hollow tubular segment having an internal diameter (D.sub.FTS), and an aerosol cooling element positioned immediately downstream of the support element and in longitudinal alignment with the support element and the rod and including a second hollow tubular segment having an internal diameter (D.sub.STS); and a ventilation zone at a location along the second segment, in which the D.sub.STS of the second segment is greater than the D.sub.FTS of the first segment, a ratio between the D.sub.STS of the second segment and the D.sub.FTS of the first segment being at least about 1.25.

An article for use as or as part of a non-combustible aerosol provision system includes an aerosol generating material having at least one aerosol forming material, a first hollow tubular body disposed downstream of the aerosol generating material, the first hollow tubular body having a wall thickness greater than about 0.5 mm, a second hollow tubular body with a wall thickness greater than about 0.5 mm and a cylindrical body disposed between the first hollow tubular body and the second hollow tubular body. Also described is an article including a hollow tubular member formed from cellulosic material and disposed immediately downstream of the aerosol generating material, where the length of the hollow tubular member is between about 5 mm and about 18 mm. A system and a method of manufacturing an article are also described.

An aerosol-generating device to receive an aerosol-generating article is provided, the device including: distal and mouth ends; a housing including a peripheral wall defining a device cavity to removably receive the article at the mouth end; and a heater to heat the article when the article is received within the device cavity, the housing including a ventilation chamber defined within the peripheral wall, the chamber configured to be in fluid communication with an exterior of the device and the article received within the device cavity, and with the exterior of the device through a chamber inlet defined within a thickness of the peripheral wall, the chamber inlet having a cross-sectional area smaller than a cross-sectional area of the chamber and extending between the chamber and the mouth end, and in which a length of the chamber is less than or equal to 8 mm.

The present disclosure relates to an article (1) for use in a non-combustible aerosol provision system, the article comprising: an aerosol generating material (3), and a downstream portion (6) located downstream of the aerosol generating material, wherein the downstream portion comprises a body of material having a volume of at least 115 mm3 and wherein said body of material comprises cellulose. The present disclosure also relates to an article for use in aerosol provision system, the article comprising: an aerosol generating material, and a downstream portion located downstream of the aerosol generating material, wherein the downstream portion N comprises a body of material and a tubular element (20) located within the body of material, the tubular element comprising a cavity. The present disclosure also relates to an article for use in aerosol provision system, the article comprising: an aerosol generating material, and a downstream portion located downstream of the aerosol generating material, wherein the downstream portion comprises a body of material comprising cellulose, and wherein the downstream portion further comprises at least one aerosol modifying agent release component incorporated within the body of material.

A component (2) for an article (1) for use in a non-combustible aerosol provision system includes a mouth end section (4), a first tubular section (6a) defining a first cavity (7a) upstream of the mouth end section, a second tubular section (6b) defining a second cavity (7b) upstream of the first tubular section and a body (5) disposed between the first tubular section and the second tubular section. Also described are a non-combustible aerosol provision system including an article and a non-combustible aerosol provision device for use with the article, and a method of manufacturing a component for an article for use in a non-combustible aerosol provision system.

An article for use in a non-combustible aerosol provision system includes a first aerosol generating material and a component downstream of the first aerosol generating material, wherein the component comprises a tubular portion and wherein the tubular portion comprises a wall comprising a second aerosol generating material. An article is also described including a first aerosol generating material, and a component downstream of the first aerosol generating material, wherein the component comprises a body of material and wherein the body of material comprises a second aerosol generating material. Methods for forming an article and a system are also described.

An article for insertion into an apparatus for heating an aerosol generating material to aerosolize at least one component of the aerosol generating material includes an aerosol generating material and a downstream portion downstream of the aerosol generating material. The downstream portion has at least one ventilation area and a first air flow path is defined in which air drawn through the article at its downstream end passes through the aerosol generating material, and a second air flow path is defined in which air drawn through the article at its downstream end is drawn into the article through the at least one ventilation area in the downstream portion. The resistance to draw of the second air flow path is greater than the resistance to draw of the first air flow path. An article is also provided in which an aerosol generating material is wrapped by a wrapper having a level of permeability greater than about 2000 Coresta Units. An article is also described having a ventilation level of between 40% and 60% ventilation. A system and a method for forming an article are also described.

An article for use in a non-combustible aerosol provision system includes a source of aerosol-generating material and/or a cavity for receiving a source of aerosol generating material, and a downstream section, the downstream section including a capsule at a location between about 28 mm and about 38 mm from a distal end of the source of aerosol-generating material and/or said cavity. There is also described a non-combustible aerosol provision system including the article.

A filter component for an aerosol-generating article includes a core including filtration material wrapped around by a first wrapper, wherein the first wrapper is air impermeable and includes a plurality of corrugations of sinusoidal waveform extending longitudinally along a sinuous air flow path from and/or to a longitudinal end of the filter component at least.

A cooling assembly for the aerosol-generating article according to an embodiment may include a cooling rod for cooling an aerosol generated by the aerosol-generating article; a perforation formed in the cooling rod and through which air passes; and an air volume regulator disposed on the outside of the cooling rod to cover the perforation, and regulating an amount of air passing through the perforation as the air volume regulator moves from one position to another.