Abstract: The aerosol-generating article for use with an aerosol-generating device, the aerosol-generating article comprises an aerosol-forming substrate, and a surface area comprising a three dimensional code. The invention also relates to an aerosol-generating system comprising an aerosol-generating device and an aerosol-generating article.

Abstract: The aerosol-generating article for use with an aerosol-generating device, the aerosol-generating article comprises an aerosol-forming substrate, and a surface area comprising a three dimensional code. The invention also relates to an aerosol-generating system comprising an aerosol-generating device and an aerosol-generating article.

Abstract: A combustible heat source (4) for an aerosol-generating article (2) comprises carbon and calcium peroxide. The calcium peroxide has a purity of greater than or equal to about 90 percent. A method of producing a combustible heat source for an aerosol-generating article, the method comprising the steps of: mixing a carbon material and calcium peroxide having a purity of greater than or equal to about 90 percent; forming the mixture of the carbon material and the calcium peroxide into an elongate rod; and drying the elongate rod.

Abstract: The aerosol-generating article for use with an aerosol-generating device, the aerosol-generating article comprises an aerosol-forming substrate, and a surface area comprising a three dimensional code. The invention also relates to an aerosol-generating system comprising an aerosol-generating device and an aerosol-generating article.

Abstract: An aerosol-generating device for use in an aerosol-generating system is provided, the aerosol-generating device including a cavity configured to receive an aerosol-generating article; a heat exchanger having a first portion proximate to the cavity and a second portion distal to the cavity for capturing heat from a lighter; and a retractable cover, wherein the retractable cover is movable from a first position in which the retractable cover covers the second portion of the heat-exchanger to a second position in which the second portion of the heat exchanger is exposed for heating by a lighter and wherein the retractable cover is configured to automatically return from the second position to the first position when the second portion of the heat exchanger reaches a threshold temperature.

Abstract: A cartridge for housing an aerosol-forming substrate includes a body with one or more walls and a wall opening in at least one of the one or more walls; a cavity in the body in fluid communication with the at least one wall opening; and a cap rotatably connected to the body, where the cap is movable between a first position, in which the wall opening is open, and a second position, in which the wall opening is closed by the cap.

Abstract: An aerosol-generating system is provided, including an aerosol-generating article and an aerosol-generating device. The aerosol-generating article includes a first compartment having a first one of a volatile delivery enhancing compound source and a medicament source; and a second compartment having a second one of the volatile delivery enhancing compound source and the medicament source. The aerosol-generating device includes a cavity configured to receive the first compartment and the second compartment; and an external heater positioned about a perimeter of the cavity. The aerosol-generating device is configured to heat the first compartment and the second compartment so that the first compartment has a lower temperature than the second compartment.

Abstract: A heating assembly for heating an aerosol-forming substrate is provided, the assembly including a cup-shaped heating chamber to receive the substrate to be heated, the chamber being formed at least by a sleeve portion and a bottom portion that is disposed at a distal end of the chamber opposite to an open proximal end of the chamber; a first electrical heater including at least one first heating element circumferentially arranged around the sleeve portion and being configured to heat the sleeve portion at least to a first temperature; and a second electrical heater including at least one second heating element arranged at an outer end face of the bottom portion and being configured to heat the bottom portion at least to a second temperature. An electrically heated aerosol-generating device and an aerosol-generating system including the heating assembly are also provided.

Abstract: An aerosol-generating article for an aerosol-generating device having a heating element is provided, the article including: a rod of aerosol-generating substrate; and a wrapper at least partially circumscribing the rod, the wrapper including a heat control element on at least one surface of the wrapper, the heat control element including one or more circumferential bands of a heat-shrinkable material, configured such that upon heating of the heat-shrinkable material to a temperature above a shrink temperature thereof, an internal radius of each of the one of more circumferential bands of the heat-shrinkable material is reduced by at least 20 percent compared to an internal radius of the respective circumferential band prior to heating, whereby a portion of the substrate underlying the heat control element is deformed such that a resistance to draw (RTD) of the article is increased, and the shrink temperature is between about 180° C. and about 300° C.

Abstract: An aerosol-generating device configured to heat an aerosol-forming substrate is provided, including a power supply, a heater, a controller configured to control a supply of power from the power supply to the heater, and a combustion gas detector, wherein the controller is connected to the combustion detector and is configured to monitor a level of combustion gas based on signals from the combustion gas detector.

Abstract: An electrically heated aerosol-generating device and system are provided, the device including an outer housing having a cavity configured to receive an aerosol-generating substrate; an electrical heater including at least one heating element configured to heat the aerosol-generating substrate in the cavity to generate an aerosol; at least one air inlet, at least one air outlet; an airflow pathway extending from the at least one air inlet, through the cavity, to the at least one air outlet; means for determining the resistance-to-draw of the airflow pathway; and means for adjusting the resistance-to-draw of the airflow pathway in dependence on the determined resistance-to-draw. The system comprises an electrically heated aerosol-generating device and an aerosol-forming substrate comprising tobacco.

Abstract: A smoking article having a proximal end and a distal end is provided, including a combustible heat source disposed at the distal end; an aerosol-forming substrate downstream of the combustible heat source; a mouthpiece downstream of the aerosol-forming substrate and disposed at the proximal end; and a tubular element, which is slideable from a first position towards the distal end to a second position. In the second position, the tubular element at least partially extends over the combustible heat source and is configured to reduce the air supply to the combustible heat source. The tubular element is configured to modify a heat output of the combustible heat source, and to control a resistance-to-draw of the smoking article by selectively covering air inlets.

Abstract: An electrically heated aerosol-generating device and ststem are provided, the device including an outer housing having a cavity configured to receive an aerosol-generating substrate; an electrical heater including at least one heating element configured to heat the aerosol-generating substrate in the cavity to generate an aerosol; at least one air inlet, at least one air outlet; an airflow pathway extending from the at least one air inlet, through the cavity, to the at least one air outlet; means for determining the resistance-to-draw of the airflow pathway; and means for adjusting the resistance-to-draw of the airflow pathway in dependence on the determined resistance-to-draw. The system comprises an electrically heated aerosol-generating device and an aerosol-forming substrate comprising tobacco.

Abstract: A smoking article having a proximal end and a distal end is provided, including a combustible heat source disposed at the distal end; an aerosol-forming substrate downstream of the combustible heat source; a mouthpiece downstream of the aerosol-forming substrate and disposed at the proximal end; and a tubular element slideable from a first position towards the distal end to a second position. In the second position, the slideable element at least partially extends over the combustible heat source and is configured to reduce the air supply to the combustible heat source. The tubular element is configured to modify a heat output of the combustible heat source, and to control a resistance-to-draw of the smoking article by selectively covering air inlets.

Abstract: An aerosol-generating device configured to heat an aerosol-forming substrate is provided, including a power supply, a heater, a controller configured to control a supply of power from the power supply to the heater, and a combustion gas detector, wherein the controller is connected to the combustion detector and is configured to monitor a level of combustion gas based on signals from the combustion gas detector.

Abstract: A combustible heat source (4) for a smoking article (2) comprises carbon and at least one ignition aid, wherein the ignition aid is present in an amount of at least 20 percent by dry weight of the combustible heat source. The combustible heat source (4) has a first portion and an opposed second portion. At least part (4b) of the combustible heat source (4) between the first portion and the second portion is wrapped in a combustion resistant wrapper (22) that is one or both of heat conducting and substantially oxygen impermeable. Upon ignition of the first portion of the combustible heat source (4), the second portion of the combustible heat source increases in temperature to a first temperature. During subsequent combustion of the combustible heat source (4), the second portion of the combustible heat source (4) maintains a second temperature lower than the first temperature.

Abstract: An aerosol-generating device for use in an aerosol-generating system is provided, the aerosol-generating device including a cavity configured to receive an aerosol-generating article; a heat exchanger having a first portion proximate to the cavity and a second portion distal to the cavity for capturing heat from a lighter; and a retractable cover, wherein the retractable cover is movable from a first position in which the retractable cover covers the second portion of the heat-exchanger to a second position in which the second portion of the heat exchanger is exposed for heating by a lighter and wherein the retractable cover is configured to automatically return from the second position to the first position when the second portion of the heat exchanger reaches a threshold temperature.

Abstract: An aerosol-generating system is provided, including an aerosol-generating article and an aerosol-generating device. The aerosol-generating article includes a first compartment having a first one of a volatile delivery enhancing compound source and a medicament source; and a second compartment having a second one of the volatile delivery enhancing compound source and the medicament source. The aerosol-generating device includes a cavity configured to receive the first compartment and the second compartment; and an external heater positioned about a perimeter of the cavity. The aerosol-generating device is configured to heat the first compartment and the second compartment so that the first compartment has a lower temperature than the second compartment.

Abstract: A combustible heat source (4) for a smoking article (2) comprises carbon and at least one ignition aid, wherein the ignition aid is present in an amount of at least 20 percent by dry weight of the combustible heat source. The combustible heat source (4) has a first portion and an opposed second portion. At least part (4b) of the combustible heat source (4) between the first portion and the second portion is wrapped in a combustion resistant wrapper (22) that is one or both of heat conducting and substantially oxygen impermeable. Upon ignition of the first portion of the combustible heat source (4), the second portion of the combustible heat source increases in temperature to a first temperature. During subsequent combustion of the combustible heat source (4), the second portion of the combustible heat source (4) maintains a second temperature lower than the first temperature.