Abstract: An aerosol-generating system including a cartridge is provided, the cartridge including a liquid storage portion including a housing configured to hold a liquid aerosol-forming substrate, the housing having an opening; and a heater assembly including at least one heater element fixed to the housing and extending across an opening of the housing, wherein a width of the at least one heater element of the heater assembly is smaller than a width of the opening of the housing. The heater element may be spaced from a periphery of the opening, leading to more efficient heating and aerosol production.

Abstract: An aerosol-generating system including a cartridge is provided, the cartridge including a liquid storage portion including a housing configured to hold a liquid aerosol-forming substrate, the housing having an opening; and a heater assembly including at least one heater element fixed to the housing and extending across an opening of the housing, wherein a width of the at least one heater element of the heater assembly is smaller than a width of the opening of the housing. The heater element may be spaced from a periphery of the opening, leading to more efficient heating and aerosol production.

Abstract: The invention relates to an aerosol-generating device. The aerosol-generating device comprises an air inlet. The aerosol-generating device comprises an air outlet. The aerosol-generating device comprises a heating element. The heating element comprises a mesh heater in fluid communication with the air inlet. The aerosol-generating device comprises a first airflow channel extending from the heating element in a first direction along the longitudinal axis of the aerosol-generating device. The aerosol-generating device comprises a second airflow channel arranged downstream of the first airflow channel and extending from the first airflow channel to the air outlet in a second direction. The first direction and the second direction are different from each other.

Abstract: A vapour-generating system is provided, including: a reservoir holding an aerosol-generating substrate; and a heating assembly, including a heating element, and a ceramic element including pores, one side of the ceramic element being in fluidic communication with the reservoir such that the pores receive the substrate from the reservoir by capillary action, an opposite side of the ceramic element being in thermal communication with the heating element, the heating element being encapsulated within an impermeable material so as to inhibit fluidic communication between it and the substrate, the impermeable material being in fluidic communication with the ceramic element, and the heating element being configured to heat the ceramic element having the substrate therein to generate a vapour. A method for generating a vapour is also provided.

Abstract: A vapour-generating system is provided that comprises a housing comprising an air inlet, an air outlet, and an airflow passage extending there between; a reservoir holding an aerosol-generating substrate. The heating assembly comprises a heating element and a capillary material. One side of the capillary material is in fluidic communication with the heating element, and an opposite side of the capillary material is in fluidic communication with the reservoir so as transport the aerosol-generating substrate to the heating element by capillary action. The heating element is configured to heat the aerosol-generating substrate therein to generate a vapour. The heating assembly is configured to inhibit transmission of particles in the aerosol-generating substrate into the airflow passage.

Abstract: An aerosol-generating system is provided, including: an aerosol-generating device including a power source; and a cartridge removably coupled to the aerosol-generating device, the cartridge including: a liquid storage portion including a housing having an open end and containing a liquid aerosol-forming substrate, a heater assembly at the open end of the housing and including a planar electrical heating element to heat the liquid aerosol-forming substrate to form an aerosol, and a capillary material in contact with the planar electrical heating element and being configured to convey the liquid aerosol-forming substrate to the planar electrical heating element, the liquid storage portion being at a first side of the heater assembly and an airflow channel being at a second side of the heater assembly, and the power source of the aerosol-generating device is to supply power to the heater assembly.

Abstract: The invention relates to a cartridge (10) configured for usage with an aerosol-generating device. The cartridge comprises an impermeable capsule (14) configured to hold liquid aerosol-generating substrate. At least a portion of the capsule is configured as a heat-perforatable portion (16).

Abstract: An aerosol-generating system comprising: a liquid storage portion for holding a liquid aerosol-forming substrate; an atomiser in fluid connection with the liquid storage portion; a conductivity sensor; a power supply; and control electronics. The conductivity sensor comprises at least two electrodes (104, 106) and is arranged to sense the electrical conductivity of liquid aerosol-forming substrate from the liquid storage portion. The control electronics are configured to: control a supply of power from the power supply to the atomiser for atomising liquid aerosol-forming substrate from the liquid storage portion; and control a supply of power from the power supply to the electrodes (104, 106) of the conductivity sensor, the supply of power being provided to the conductivity sensor as an alternating voltage.

Abstract: An aerosol-generating system is provided, including: an aerosol-generating device including a power source; and a cartridge removably coupled to the aerosol-generating device, the cartridge including: a liquid storage portion including a housing having an open end and containing a liquid aerosol-forming substrate, a heater assembly at the open end of the housing and including a planar electrical heating element to heat the liquid aerosol-forming substrate to form an aerosol, and a capillary material in contact with the planar electrical heating element and being configured to convey the liquid aerosol-forming substrate to the planar electrical heating element, the liquid storage portion being at a first side of the heater assembly and an airflow channel being at a second side of the heater assembly, and the power source of the aerosol-generating device is to supply power to the heater assembly.

Abstract: An aerosol-generating system including a cartridge is provided, the cartridge including a liquid storage portion including a housing configured to hold a liquid aerosol-forming substrate, the housing having an opening; and a heater assembly including at least one heater element fixed to the housing and extending across an opening of the housing, wherein a width of the at least one heater element of the heater assembly is smaller than a width of the opening of the housing. The heater element may be spaced from a periphery of the opening, leading to more efficient heating and aerosol production.

Abstract: An aerosol-generating system is provided, including: an aerosol-generating device including a power source; and a cartridge removably coupled to the device, the cartridge including a liquid storage portion including a housing having an open end and containing a liquid aerosol-forming substrate, a substantially flat heater assembly fixed to the open end of the housing and including an electrical heating element arranged in a curved manner and configured to heat the substrate to form an aerosol, and a capillary material disposed in contact with the heating element and being configured to convey the substrate to the heating element, the liquid storage portion being disposed at a first side of the assembly and an airflow channel at a second side of the assembly, the airflow channel defining an airflow path over the assembly and configured to convey the aerosol, and the power source being configured to supply power to the assembly.

Abstract: An aerosol-generating article is provided, including: a fluid guide having proximal and distal ends, and an inner longitudinal region including an inner longitudinal passageway between the distal end and the proximal end thereof, such that fluid can travel from the distal end to the proximal end, the fluid guide including a barrier between the inner and outer longitudinal passageways; a tubular element including a gel or a porous medium or a thread loaded or any combination, the gel or the medium or the thread or the combination includes an active agent, the tubular element having proximal and distal ends and disposed to a distal side of the fluid guide; an aperture to allow fluid to pass to the tubular element and exit the article at the proximal end; a combustible heat source at the distal end of the article; and a cavity between the fluid guide and the tubular element.

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 heater assembly (300) for an aerosol-generating system, the heater assembly comprising: a fluid permeable heater (322) for heating a liquid aerosol-forming substrate to form an aerosol; a porous member (324) for conveying liquid aerosol-forming substrate to the fluid permeable heater, wherein the fluid permeable heater is deposited on to a porous outer surface (324a) of the porous member, the fluid permeable heater comprising: a first layer (326) of deposited electrically conductive material; a second layer (328) of deposited electrically conductive material, wherein the electrical conductivity of the second layer is greater than the electrical conductivity of the first layer such that the second layer modifies the electrical resistance of the fluid permeable heater to a required resistance.

Abstract: There is provided an aerosol-generating system including an aerosol-generating device in cooperation with an aerosol-generating article. The aerosol-generating article includes a first compartment including a volatile liquid; and a second compartment including a delivery enhancing compound. The aerosol-generating device includes an outer housing configured to receive the aerosol-generating article; a power supply; a heater, configured to receive power from the power supply and arranged to heat the first compartment when the aerosol-generating article is received in the outer housing; an input, configured to receive an input from a user; and a controller, configured to control an amount of power supplied to the heater in dependence on a user input, such that a quantity of volatile liquid aerosolised is determined by the user input.

Abstract: An aerosol-generating system is provided, including: an aerosol-generating device including a power source; and a cartridge removably coupled to the device, the cartridge including a liquid storage portion including a housing having an open end and containing a liquid aerosol-forming substrate, a substantially flat heater assembly fixed to the open end of the housing and including an electrical heating element arranged in a curved manner and configured to heat the substrate to form an aerosol, and a capillary material disposed in contact with the heating element and being configured to convey the substrate to the heating element, the liquid storage portion being disposed at a first side of the assembly and an airflow channel at a second side of the assembly, the airflow channel defining an airflow path over the assembly and configured to convey the aerosol, and the power source being configured to supply power to the assembly.

Abstract: An aerosol-generating system including a cartridge is provided, the cartridge including a liquid storage portion including a housing configured to hold a liquid aerosol-forming substrate, the housing having an opening; and a heater assembly including at least one heater element fixed to the housing and extending across an opening of the housing, wherein a width of the at least one heater element of the heater assembly is smaller than a width of the opening of the housing. The heater element may be spaced from a periphery of the opening, leading to more efficient heating and aerosol production.

Abstract: An aerosol-generating system including a cartridge is provided, the cartridge including a liquid storage portion including a housing configured to hold a liquid aerosol-forming substrate, the housing having an opening; and a heater assembly including at least one heater element fixed to the housing and extending across an opening of the housing, wherein a width of the at least one heater element of the heater assembly is smaller than a width of the opening of the housing. The heater element may be spaced from a periphery of the opening, leading to more efficient heating and aerosol production.

Abstract: There is provided an aerosol-generating system including an aerosol-generating device in cooperation with an aerosol-generating article. The aerosol-generating article includes a first compartment including a volatile liquid; and a second compartment including a delivery enhancing compound. The aerosol-generating device includes an outer housing configured to receive the aerosol-generating article; a power supply; a heater, configured to receive power from the power supply and arranged to heat the first compartment when the aerosol-generating article is received in the outer housing; an input, configured to receive an input from a user; and a controller, configured to control an amount of power supplied to the heater in dependence on a user input, such that a quantity of volatile liquid aerosolised is determined by the user input.

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.