Abstract: A cartridge for an aerosol-generating system is provided, including a storage portion to hold a liquid aerosol-forming substrate; and a heater assembly including an electrical heating element to heat the substrate to form aerosol, and a capillary body to convey the substrate to the element disposed at a porous outer surface of the body, the storage portion being at a first portion of the cartridge, a first airflow channel being at another portion of the cartridge adjacent to the element and defining a first airflow path extending from an air inlet toward the element in a first direction, a second airflow channel defining a second airflow path extending toward the element in a second direction, and a third airflow channel defining a third airflow path extending from the element toward an air outlet in a third direction and to convey aerosol, and the first, second, and third directions are different.

Abstract: There is provided a cartridge for an electrically heated aerosol-generating system, the electrically heated aerosol-generating system including an aerosol-generating device, the cartridge being configured to be used with the device, wherein the device includes a device housing; an inductor coil positioned in the device housing; and a power supply connected to the inductor coil and configured to provide a high-frequency oscillating current to the inductor coil; the cartridge includes a cartridge housing containing an aerosol-forming substrate, the housing having an internal surface surrounding an internal passage through which air can flow; and a susceptor element configured to heat the aerosol-forming substrate.

Abstract: There is provided a cartridge (100) for use in an aerosol-generating system (10) for the generation of an aerosol comprising nicotine salt particles. The cartridge (100) comprises a first compartment (110) containing a nicotine source (210) comprising a first carrier material (211) impregnated with nicotine, the first compartment (110) having a first air inlet (132) and a first air outlet (133). The first compartment (110) defines a first airflow path (217) extending across a first surface (213) of the first carrier material (211) between the first air inlet (132) and the first air outlet (133). The first compartment (110) has a width (115) in a direction perpendicular to the first airflow path (217). The cartridge (100) also comprises a second compartment (120) containing an acid source (220) comprising a second carrier material (221) impregnated with an acid, the second compartment (120) having a second air inlet (134) and a second air outlet (135).

Abstract: An electrically operated aerosol-generating system is provided, including: an aerosol-generating device; an aerosol-forming cartridge including at least one aerosol-forming substrate, the aerosol-forming cartridge being at least partially received within the aerosol-generating device; at least one electric heater configured to heat the at least one aerosol-forming substrate; at least one air inlet and at least one air outlet; and an air flow channel extending between the at least one air inlet and the at least one air outlet, the air flow channel being in fluid communication with the aerosol-forming substrate, the air flow channel having an internal wall surface on which one or more flow disturbing devices are disposed, the flow disturbing devices being arranged to create a turbulent boundary layer in a flow of air drawn through the air flow channel.

Abstract: An aerosol-generating device is provided, including an air inlet; an air outlet; an air flow passage extending between the air inlet and the air outlet; a heating element configured to heat an aerosol-forming substrate; a sensor assembly in communication with the air flow passage; and a controller coupled to the sensor assembly and configured to control a supply of power to the heating element, to measure one or both of a flow rate and a pressure level within the air flow passage, an amount of power supplied to the heating element being dependent on at least one of a flow rate and a pressure level measured by the sensor assembly, a length of time between a start of a given puff and an end of the puff immediately preceding the given puff, and a puff number of the given puff.

Abstract: A fluid permeable heater assembly for an aerosol-generating system includes a cap and a substantially flat electrically conductive and fluid permeable heating element. The cap includes a hollow body with a first cap opening and a second cap opening. The first cap opening is opposite to the second cap opening. The heating element is configured to vaporize aerosol-forming substrate. The heating element is mounted on the cap, such that the heating element extends across the first cap opening. A cartridge for an aerosol-generating system includes the heater assembly, a liquid storage portion, a mouth piece, and a retainer.

Abstract: A cartridge for an aerosol-generating system is provided, the cartridge including: a first compartment containing an alkaloid source, the alkaloid source including a liquid alkaloid formulation having a polyhydric alcohol content of at least about 10 percent by weight and an alkaloid content of at least about 10 percent by weight; and a second compartment containing an acid source. An aerosol-generating system is also provided, including: the cartridge; and an aerosol-generating device including a housing defining a device cavity configured to receive at least a portion of the cartridge, and a heating element configured to heat the first compartment and the second compartment of the cartridge.

Abstract: An aerosol-generating system includes a liquid storage portion configured to hold a liquid aerosol-forming substrate, a first electrode and a second electrode spaced from the first electrode, an aerosol-generator including one or more aerosol-generating elements and a control system. At least one of the aerosol-generating elements includes one of the first electrode and the second electrode. The first electrode and the second electrode are arranged such that at least a portion of the liquid storage portion is between the first electrode and the second electrode. The control system is configured to measure an electrical quantity between the first electrode and the second electrode and determine the amount of liquid aerosol-forming substrate held in the liquid storage portion based on the measured electrical quantity information.

Abstract: A cartridge system is provided, including a liquid storage portion including a housing to hold a liquid aerosol-forming substrate; a mouthpiece having an outlet opening removably connected to a first end of the storage portion; and a heater assembly including an electrical heating element to heat the substrate to form an aerosol, and a porous capillary material having a first face contacting part of the heating element and to convey the substrate to the heating element by capillary action, the heating element disposed across the first face of the material, the liquid storage portion disposed at a first side of the heater assembly and a first airflow channel disposed at a second side of the assembly and defining an airflow path directed at a center of the heating element, and part of a second airflow channel extending to the outlet opening via a central channel of the housing.

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: There is provided a cartridge assembly (10) for use in an aerosol-generating system, the cartridge assembly comprising: a cartridge (12) comprising at least a first compartment (18) extending along a longitudinal axis, the first compartment comprising an aerosol-generating compound and being sealed at a first end by a first frangible barrier (22) extending in respective planes transverse to the longitudinal axis; and at least a first piercing member (38) configured to rupture the first frangible barrier (22). The first piercing member (38) comprises: a first piercing body (40) having a cross-sectional surface area at least about 40 percent of a cross-sectional area of the at least one compartment (19); and a first channel (381, 382) extending parallel to the longitudinal axis of the cartridge through the first piercing body (40), the first channel (381, 382) having an inlet and an outlet.

Abstract: An aerosol-generating system is provided, including: a liquid storage portion including a container configured to hold a liquid aerosol-forming substrate and defining an opening at an end thereof; a heater assembly extending across the opening along a plane transverse to a longitudinal axis of the portion and including an arrangement of one or more electrically conductive flat filaments; a capillary material disposed between the portion and the heater assembly and being configured to convey the substrate to the one or more filaments; and conductive contacts, disposed in electrical contact with corresponding contacts of the heater assembly, the portion being disposed at a first side of the heater assembly and a first airflow channel being disposed at a second side of the heater assembly, and the first airflow channel defining an airflow pathway that extends in a direction orthogonal to the plane and to a surface of the capillary material.

Abstract: There is provided an aerosol-generating system including an aerosol-generating device and an aerosol-forming cartridge including at least one aerosol-forming substrate, wherein in use the aerosol-forming cartridge is at least partially received within the aerosol-generating device. The system further includes at least one electric heater configured to heat the at least one aerosol-forming substrate, at least one air inlet, and at least one air outlet. The system further includes an air flow channel extending between the at least one air inlet and the at least one air outlet. The air flow channel is in fluid communication with the aerosol-forming substrate, and has an internal wall surface on which one or more flow disturbing devices are disposed, the flow disturbing devices being arranged to create a turbulent boundary layer in a flow of air drawn through the air flow channel.

Abstract: This disclosure relates to nicotine powder inhalers where the nicotine powder is delivered at air flow rates that mimic a smoking regime.

Abstract: An aerosol-generating system is provided, including an aerosol-generating article including at least one component incorporating an aerosol-forming substrate; a luminescent material having a temperature-dependent phosphorescence characteristic; a heater configured to heat the luminescent material and the at least one component; and an aerosol-generating device including a support configured to at least partially receive the aerosol-generating article, a light source configured to illuminate and to excite the luminescent material, a detector configured to detect a temperature-dependent phosphorescence characteristic of the excited luminescent material, and electrical hardware configured to control heating by the heater based on the detected characteristic. A method for controlling the aerosol-generating system is also provided.

Abstract: A cartridge for an aerosol-generating system is provided, the cartridge containing a nicotine source including a liquid nicotine formulation, the liquid nicotine formulation including glycerine in an amount of at least 10 percent by weight and nicotine, in which a ratio by weight of nicotine to glycerine in the liquid nicotine formulation is between about 3:2 and about 9:1. An aerosol-generating system is also provided, including: the cartridge; and an aerosol-generating device including a housing defining a device cavity configured to receive at least a portion of the cartridge, and a heating element configured to heat the cartridge.

Abstract: The invention relates to a heater for generating an inhalable aerosol in an aerosol-generating device. The heater comprises at least two meshes. The meshes are arranged to be distanced from each other so that the meshes are configured for enabling wicking of aerosol-forming substrate between the meshes.

Abstract: This disclosure relates to flavoured nicotine powder inhalers where the nicotine powder is delivered at air flow rates that mimic a smoking regime.

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: 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.