Abstract: An aerosol-generating device is provided, including: a cavity configured to receive an aerosol-generating article including an aerosol-forming substrate; and an induction heating element including a susceptor configured to heat, the susceptor being arranged as multiple elongate elements forming a hollow tubular arrangement with gaps between individual elongate elements, the susceptor including a thermally deformable element arranged in the cavity, and the thermally deformable element being configured to thermally deform during a heating operation to contact and hold the aerosol-generating article received in the cavity during a heating operation. A system including the aerosol-generating device and an aerosol-generating article is also provided.

Abstract: A method of producing a liquid tobacco extract is provided, the method including the steps of: preparing a tobacco material; heating the tobacco material in an extraction chamber at an extraction temperature of between 120 degrees Celsius and 160 degrees Celsius for at least 90 minutes; spraying atomised water into the extraction chamber during the heating step; collecting volatile compounds released from the tobacco material during the heating step; and forming a liquid tobacco extract comprising the collected volatile compounds. A liquid tobacco extract produced by the method is also provided.

Abstract: An aerosol-generating device is provided for alternative use with at least a first type and a second type of inductively heatable aerosol-generating articles including a susceptor arrangement, the device including: a receptacle to removably receive at least a portion of the first or the second type of article; an inductive heating arrangement to generate an alternating magnetic field for inductively heating the susceptor arrangement when the article is received by the receptacle; and a controller operatively connected to the heating arrangement and being configured to: determine a first value and a second value of an electrical property of the susceptor arrangement being reached during heating of the susceptor arrangement in use of the device when the article is received by the receptacle, determine the difference between the first and the second values, and identify an article type of the article received by the receptacle based on the determined difference.

Abstract: A cartridge for an aerosol-generating system is provided, the cartridge including: a liquid storage portion configured to hold a liquid aerosol-forming substrate; and a heater assembly including an electrical heating element configured to heat the liquid aerosol-forming substrate to form an aerosol, and a capillary body configured to convey the liquid aerosol-forming substrate to the electrical heating element, the electrical heating element being disposed at a porous outer surface of the capillary body. A heater assembly for an aerosol-generating system, and aerosol-generating system, and a method of manufacturing a cartridge for an aerosol-generating system are also provided.

Abstract: An electrically operated aerosol-generating system is provided, including: a heating element configured to heat an aerosol-forming substrate proximate to the heating element; a power supply; and electric circuitry in communication with the element and the power supply, and configured to regulate the supply of power during a plurality of discrete heating cycles in response to user inputs, determine a maximum electrical resistance of the heating element during each heating cycle, calculate a rolling average value of the resistance for n preceding heating cycles, n being an integer greater than 1, compare the resistance with the calculated value, determine an adverse condition when the resistance is greater than the calculated value by more than a threshold value, the threshold value being stored in the memory, and control the power supplied based on whether there is the adverse condition or to provide an indication based on whether there is the adverse condition.

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 heat control component disposed downstream of the rod of aerosol-generating substrate and including a meltable element arranged within the heat control component such that one or more longitudinal airflow channels are provided through the heat control component, and the meltable element is configured to melt when heated above a threshold temperature such that upon melting of the meltable element the one or more longitudinal airflow channels through the heat control component are blocked such that airflow through the aerosol-generating article is substantially prevented. An aerosol-generating system including the aerosol-generating article and an aerosol-generating device is also provided.

Abstract: A method for controlling power supplied to an aerosol-generating element of an aerosol-generating device is provided, the aerosol-generating device including a controller and a battery configured to deliver power to the aerosol-generating element and to the controller, and the method including steps of: measuring at least one first characteristic of the battery, the first characteristic being a temperature or an internal resistance of the battery; and deactivating or disabling the aerosol-generating device if the measured temperature is less than a minimum temperature or the measured internal resistance of the battery is greater than a maximum internal resistance. A controller for an aerosol-generating device, and an aerosol-generating device, are also provided.

Abstract: A susceptor assembly for inductively heating an aerosol-forming substrate includes a first susceptor and a second susceptor. At least a portion of an outer surface of the second susceptor comprises an anti-corrosion covering and at least a portion of an outer surface of the first susceptor is exposed. An aerosol-generating article can include an aerosol-forming substrate and the susceptor assembly.

Abstract: An aerosol-generating article is provided, including: a substrate portion containing an aerosol-forming substrate; and a capsule portion containing a carrier material, one or more breakable capsules being embedded in the carrier material, the one or more breakable capsules containing one or more active agents, at least parts of the one or more breakable capsules being arranged at an outer surface of the aerosol-generating article. An aerosol-generating system, including an aerosol-generating device including a cavity and a heating element, and the aerosol-generating article, is also provided.

Abstract: An aerosol-generating device is provided, including: an outer housing; a heater configured to heat an aerosol-forming substrate; and a plurality of layers of thermal insulation arranged around at least a part of the heater, the plurality of layers of thermal insulation including a first thermal insulation layer, a second thermal insulation layer, a radiation reflector layer being arranged between the first and the second thermal insulation layers, and a heat spreader layer including the outer housing of the aerosol-generating device. An aerosol-generating system is also provided, including the aerosol-generating device and an aerosol-generating article including an aerosol-generating substrate.

Abstract: A cartridge for a stick-shaped aerosol-generating article is provided, the article being for an inductively heating aerosol-generating device, the cartridge including: a vaporization chamber at a distal end portion of the cartridge; a reservoir chamber proximal the vaporization chamber; a liquid-conveying susceptor arrangement to convey the liquid from the reservoir chamber into the vaporization chamber and to be inductively heated with the device to vaporize the liquid; a vapor-conveying conduit providing fluid communication for vaporized liquid to a region proximal the reservoir chamber, a proximal end portion of the conduit passing through, ending integrally in, or supported in a through hole of a proximal end wall of the reservoir chamber; a distal end cap forming a distal wall of the vaporization chamber; a proximal end cap forming the proximal end wall; and a cartridge sleeve forming a circumferential outer side wall of the vaporization chamber and of the reservoir chamber.

Abstract: A stick-shaped aerosol-generating article for an inductively heating aerosol-generating device is provided, the article including: a mouthpiece; a cartridge including a vaporization chamber at a distal end portion of the cartridge to vaporize aerosol-forming liquid therein, the chamber including an air inlet, a reservoir chamber proximal the vaporization chamber to store aerosol-forming liquid, a liquid-conveying susceptor arrangement to convey aerosol-forming liquid from the reservoir chamber into the vaporization chamber and to be inductively heated with the device in order to vaporize liquid within the vaporization chamber, a vapor-conveying conduit providing a fluid communication for vaporized liquid from the vaporization chamber to a region proximal the reservoir chamber, such that apart from the air inlet and the fluid communication, the vaporization chamber is fully enclosed by wall members; and a first wrapper circumferentially wrapped around the vaporization chamber and the reservoir chamber, and aro

Abstract: An aerosol-generating article for producing an inhalable aerosol upon heating is provided, the aerosol-generating article including: a paper wrapper wrapped around at least a portion of the aerosol-generating article, the paper wrapper comprising an embossed portion having an inner surface, which is water-resistant, the embossed portion of the wrapper having a basis weight of from 50 grams per square meter to 100 grams per square meter.

Abstract: An aerosol-generating article is provided, including: a rod of aerosol-generating substrate having a length from 8 to 16 mm, the substrate including a shredded tobacco material having an average density from 150 to 500 mg/cm3 and being in a form of cut filler or a shredded sheet of homogenised tobacco material; a downstream section downstream of the rod and including at least one hollow tubular element abutting a downstream end of the rod; an upstream element provided upstream of the rod and abutting an upstream end of the rod, an upstream end of the upstream element defining an upstream end of the article; and a ventilation zone at a location along the hollow tubular element and being configured to admit ambient air into a lumen of the hollow tubular element, a distance between the ventilation zone and the upstream end of the upstream element being from 26 to 33 mm.

Abstract: A cartridge for use in an aerosol-generating system, the cartridge comprising: a first compartment having a first air inlet and a first air outlet, the first compartment containing a nicotine source; and a second compartment having a second air inlet and a second air outlet, the second compartment containing an acid source; wherein the first compartment comprises a first air flow channel extending from the first air inlet, or the first air outlet, longitudinally along at least a portion of the first compartment, wherein the first air flow channel is adjacent to and in fluid communication with the nicotine source; or wherein the second compartment comprises a second air flow channel extending from the second air inlet, or the second air outlet, longitudinally along at least a portion of the second compartment, wherein the second air flow channel is adjacent to and in fluid communication with the acid source; or wherein the first compartment comprises a first air flow channel extending from the first air inlet,

Abstract: A reclosable cartridge assembly (10) for use in an aerosol-generating system comprises: a cartridge (12) extending longitudinally between end walls (22, 26); a housing (30, 32) enclosing the cartridge (12) and comprising: an upstream portion with an end wall (22) comprising an opening (42); and a downstream housing portion (32) with an end wall comprising an opening (44). One of the housing portions (30, 32) is rotatably fitted onto the cartridge (12). One of the cartridge end walls (22, 26) comprises a rupturable portion (38, 40) separable from the remainder of the end wall to expose an opening (42, 44) in the end wall. The rotatable housing portion (30, 32) is adapted to engage the rupturable portion (38, 40) such that, upon rotation from a storage position to a dispensing position, the housing portion (30, 32) breaks off the rupturable portion (38, 40) and exposes the opening (42, 44) in the end wall.

Abstract: A cartridge for an electrically heatable aerosol-generating system is provided, the system including an aerosol-generating device, the cartridge configured to be used with the device, the device including a device housing defining a cavity to receive the cartridge, an inductor coil around or adjacent to the cavity, and a power supply connected to the coil and to provide a high-frequency oscillating current; the cartridge including: a cartridge housing to engage the device housing and containing an aerosol-forming substrate, the cartridge housing having an external surface, at least part of which is formed by a fluid permeable susceptor element that is electrically isolated from any other electrically conductive components; a first capillary material in the cartridge housing in contact with the susceptor element; and a second capillary material in the cartridge housing in contact with the first material, the first material having a higher thermal decomposition temperature than the second material.

Abstract: A cartridge (1) for an aerosol generating device, comprising a first cavity (13) containing a nicotine source and a second cavity (14) containing a lactic acid source, the first cavity and the second cavity defining an inner space between the cavities and an outer periphery of the cavities; and a susceptor comprising one or more susceptor elements, wherein the susceptor is arranged such that the susceptor is partly positioned in the inner space (16) between the cavities, and partly positioned in the outer periphery of the cavities, the outer periphery of the cavities being a space between the cavity walls and the cartridge walls.

Abstract: A method of producing a liquid tobacco extract is provided, the method including the steps of: preparing a tobacco material; heating the tobacco material at an extraction temperature of between 100 degrees Celsius and 160 degrees Celsius for at least 15 minutes, the tobacco material being heated directly; collecting volatile compounds released from the tobacco material during the heating step; and forming a liquid tobacco extract including the collected volatile compounds, the tobacco material being microwave heated during at least one step of the method. A liquid tobacco extract produced by the method is also provided.

Abstract: An aerosol-generating device is provided, including: a heater casing housing a heating chamber, the heating chamber configured to receive an aerosol-generating article including an aerosol-forming substrate; an air-flow tube configured to provide air to the heating chamber; and a controller configured to control operation of the aerosol-generating device, in which the heater casing, the air-flow tube, and the control element are mounted to one another and form a self-supporting component of the aerosol-generating device. A self-supporting component for an aerosol-generating device, and an aerosol-generating system including the aerosol-generating device and an aerosol-generating article, is also provided.