Abstract: An aerosol-generating article is provided, including: a fluid guide to allow movement of fluid, the guide having proximal and distal ends and inner and outer longitudinal regions separated by a barrier, the inner longitudinal region including an inner longitudinal passageway between the distal and proximal ends, and the outer longitudinal region including an outer longitudinal passageway that communicates external fluid through an aperture to the distal end so external fluid can travel along the outer passageway to the distal end of the fluid guide; a tubular element including a gel including an active agent, the tubular element having proximal and distal ends and being disposed at the distal end of the fluid guide; and a cavity between the distal end of the fluid guide and the proximal end of the tubular element. An aerosol-generating device, and a method of manufacturing an aerosol-generating article, are also provided.

Abstract: An aerosol-generating article is provided, including: a plurality of elements assembled within a wrapper in the form of a rod having a mouth end and a distal end upstream from the mouth end, the plurality of elements including an aerosol-forming substrate disposed at or towards the distal end of the rod; and a susceptor configured to heat the aerosol-forming substrate, the susceptor including a first susceptor material and a second susceptor material being different from the first susceptor material, the second susceptor material being plated, deposited, or welded onto the first susceptor material, the susceptor being an elongate susceptor having a length dimension that is greater than a width dimension thereof or than a thickness dimension thereof, the susceptor being disposed in a radially central position within the aerosol-forming substrate, and the second susceptor material having a Curie temperature that is lower than 500° C.

Abstract: An aerosol-generating article having an upstream end and a downstream end is provided, the aerosol-generating article defining a longitudinal direction between the upstream end and the downstream end, the aerosol-generating article including: an aerosol-forming substrate; a tubular element disposed downstream of the aerosol-forming substrate and extending along the longitudinal direction, the tubular element including an air inlet; and a flavour substrate disposed downstream of the air inlet, the flavour substrate including a flavour material configured to be fluid permeable when a temperature of the flavour material is equal to or greater than a permeability transition temperature of the flavour material, and being configured to be substantially fluid impermeable when the temperature of the flavour material is lower than the permeability transition temperature of the flavour material, the flavour material being a gel composition.

Abstract: A heater assembly for an aerosol-generating device is provided, including: a heating chamber configured to heat an aerosol-forming substrate; a first set of two or more susceptors configured to heat a first heating zone of the heating chamber; and a second set of two or more susceptors configured to heat a second heating zone of the heating chamber, the first heating zone and the second heating zone being arranged at different longitudinal positions of the heating chamber. An aerosol-generating device including the heater assembly, and an aerosol-generating system including the aerosol-generating device and an aerosol-generating article, are also provided.

Abstract: An aerosol-generating device for generating an inhalable aerosol is provided, the device including a heating chamber configured to receive an aerosol-generating article containing aerosol-generating substrate, the heating chamber including a heating element, and the heating element being an electrically resistive coating. A method of manufacturing an aerosol-generating device for generating an inhalable aerosol is also provided.

Abstract: An oral pouched product is disclosed, the pouched product comprising a saliva permeable pouch and a pouch composition, the pouch composition comprising a powdered composition, water, and a liquid flavor composition, wherein the liquid flavor composition is added to the powdered composition after the water. A further oral pouched product and a method of manufacturing an oral pouched product is disclosed.

Abstract: The present invention relates to a cleaning tool configured for cleaning a heating element (22) of an aerosol-generating device (20). The cleaning tool comprises a handle (10) and a main body (12). The main body comprises one or more cleaning elements (14). The handle is rotatably attached to the main body. The present invention further relates to an aerosol-generating device and a cleaning tool and a method for cleaning a heating element of an aerosol-generating device.

Abstract: A liquid supply system for use with aerosol-generating devices includes a liquid retention material 136, a liquid flow channel extending from the liquid retention material and a barrier 125 disposed in the liquid flow channel, the barrier having a degradation temperature between 60° C. and 130° C.

Abstract: An electrically heatable aerosol-generating system is provided, including an aerosol-generating device and a cartridge configured to be used with the aerosol-generating device, the aerosol-generating device including: a device housing, an inductor coil, and a power supply connected to the inductor coil and configured to provide a high-frequency oscillating current to the inductor coil; and the cartridge including: a cartridge housing configured to engage the device housing and containing an aerosol-forming substrate, the cartridge housing having an external surface surrounding the aerosol-forming substrate, and a fluid-permeable susceptor element. A cartridge for an electrically heatable aerosol-generating system is also provided.

Abstract: An electrically operated aerosol-generating system is provided, including: a heating element to heat an aerosol-forming substrate proximate to the heating element; a power supply to supply power to the heating element; and electric circuitry in communication with the heating element and the power supply, the electric circuitry including a memory and being configured to: regulate a supply of power to the heating element for a heating cycle period in response to a user input, determine a first derivative of an electrical resistance of the heating element with respect to time, determine that there is an adverse condition if the first derivative exceeds a threshold value stored in the memory during a heating cycle period at or subsequent to a predetermined time in the period, and control power supplied to the heating element or provide an indication based on whether there is an adverse condition at the heating element.

Abstract: An electrically operated aerosol-generating system is provided, including: a housing having a front housing portion and a rear housing portion, the front housing portion including a front end portion having a cavity configured to receive an aerosol-generating article including a taggant having a spectroscopic signature; and a detector configured to detect a presence of the aerosol-generating article in the cavity and to identify aerosol-generating articles that may be usable with the system, the detector being able to determine the spectroscopic signature of the taggant.

Abstract: An inhaler article includes a body extending from a mouthpiece end to a distal end with an endpiece element at the distal end. A capsule cavity is defined within the body and extends a cavity length. An air inlet region is between the endpiece element and the capsule cavity. The air inlet region has an air inlet and an air passageway extending from the air inlet to the capsule cavity. The air passageway has an inner diameter less than an inner diameter of the capsule cavity. A porous support element defines a downstream end of the capsule cavity. The porous support element includes one or more apertures extending the length of the porous support element.

Abstract: An electrically heated aerosol-generating system configured to receive an aerosol-forming article is provided, including a tubular portion configured to receive the aerosol-forming article; and a heater element including an end face, the heater element being disposed proximate an end of the tubular portion so that the end face is proximate an end of the aerosol-forming article when the aerosol-forming article is inserted into the tubular portion, the system being configured to supply a first amount of electrical energy to the heater element to heat the heater element to a first temperature, and to supply a second amount of electrical energy to the heater element to maintain the heater element at a second temperature, wherein a difference between the first and second temperatures is at least about 100° C.

Abstract: An aerosol-generating device includes a sound generator to produce sound. The sound may be described as “high fidelity.” The sound may emulate the sound of one or more conventional uses of different smoking materials, emulate a masking noise, or include information. The sound generated may be modulated based on a user's puff. A user interface may be provided to configure the aerosol-generating device, which may include selection of the smoking material to emulate. The aerosol-generating device may store a library of sounds to use with different types of aerosol-generating substrates. The sound may be retrieved from a plurality of sounds.

Abstract: An aerosol-generating article including an aerosol-generating rod for producing an inhalable aerosol upon heating is provided, the rod including: a first aerosol-generating segment including a first aerosol-generating substrate, the first aerosol-generating substrate including a tobacco material and an aerosol former; a second aerosol-generating segment at a location upstream of the first aerosol-generating segment; and a wrapper circumscribing at least the first aerosol-generating segment and the second aerosol-generating segment, the second aerosol-generating segment including a plug of a porous substrate, and at least a core portion of the plug including an aerosol-generating medium or a flavourant or both. An aerosol-generating system including a heating device and the aerosol-generating article is also provided.

Abstract: A heater assembly couplable to an aerosol-generating device body to form an aerosol-generating device is provided, the heater assembly including a heating element mount; a heating element rotatably coupled to the mount and configured to penetrate an aerosol-generating article; and a heater assembly rotation resistance mechanism configured to resist rotation of the element in a first direction relative to the mount, limit rotation of the element in the first direction relative to the mount up to a threshold torque applied to the element, and allow further rotation of the element when a torque applied to the element exceeds the threshold torque. An aerosol-generating device is also provided, including an aerosol-generating device body and a heater assembly coupled to the body, the assembly including a heating element configured to penetrate the article and to rotate relative to the mount of the device; and a rotation resistance mechanism.

Abstract: An aerosol-generating device configured to generate aerosol by heating at least one part of an aerosol-generating substrate is provided, the aerosol-generating device including a loop-gap resonator configured to heat the at least one part of the aerosol-generating substrate in order to generate aerosol. An aerosol-generating article for an aerosol-generating device is also provided, the aerosol-generating article including a first portion arranged and/or formed to fit in a loop of a loop-gap resonator of the aerosol-generating device; and a second portion arranged and/or formed to fit in a gap of the loop-gap resonator. An aerosol-generating system is also provided, including the aerosol-generating device and the aerosol-generating article.

Abstract: An inductive heating arrangement to heat an aerosol-forming substrate is provided, including: a DC power source and power supply electronics including a DC/AC inverter connected to the power source, the inverter including a resonant switching power amplifier with a transistor switch, a transistor switch driver circuit associated with the switch and an LC load network including a capacitor and an inductor to generate an alternating magnetic field, the driver circuit including a tunable oscillator to output a switching signal to the switch having a tunable switching frequency; a current sensor to determine a DC supply current drawn from the power source; and a controller to receive a current signal from the sensor indicative of the supply current and to tune the frequency of the switching signal in response to the received current signal in order to tune the supply current to be in a predetermined range.