Abstract: A heater assembly for an aerosol-generating system is provided, including: a heating element including a mesh having first and second filaments respectively extending in perpendicular first and second directions, and respectively including first and second materials respectively having first and second electrical conductivities, the first conductivity being greater than the second conductivity, each of the first filaments including a core and an overlying coating including the first material, and the core of each of the first filaments being formed from a material having a lower electrical conductivity than the first material; and at least two electrical terminals to supply electrical power to the heating element, each of the terminals being connected to at least one of the first filaments, the electrical terminals including first and second electrical terminals, and, during use, electrical current is conducted between the first and the second electrical terminals via the second filaments.

Abstract: There is provided a heating element (11) for an aerosol-generating system, the heating element (11) comprising a mesh (12). The mesh (12) comprises a plurality of first filaments (20) extending in a first direction (21), wherein each of the first filaments (20) comprises a first end (24) and a second end (26). The mesh (12) also comprises a plurality of second filaments (22) extending in a second direction (23), wherein the first direction (21) is perpendicular to the second direction (23). Each of the second filaments (22) comprises a third end (28) and a fourth end (30). The second ends (26) of the first filaments (20) are electrically connected to the third ends (28) of the second filaments (22).

Abstract: An aerosol-generating system is provided, including: a liquid reservoir; a susceptor assembly including a susceptor element in fluid communication with the liquid reservoir such that liquid from the liquid reservoir is conveyed to the susceptor element in use, the susceptor element being substantially planar and extending parallel to a first plane; first and second inductor coil, the first coil positioned on a first side of the susceptor assembly and extending parallel to the first plane, the second coil positioned on a second side of the susceptor assembly opposite the first side and extending parallel to the first plane, in which the susceptor element is positioned between, and substantially equidistant from, the first and the second coils; and control circuitry connected to the first and the second coils and configured to provide alternating current to the first and the second coils.

Abstract: A cartridge for an aerosol-generating system is provided, the cartridge including: a liquid reservoir configured to hold a liquid aerosol-forming substrate; a susceptor assembly in fluid communication with the liquid reservoir, the susceptor assembly including a susceptor element having: a heating region including a first material, the first material being a magnetic material heatable by penetration with an alternating magnetic field, and at least one mounting region including the first material and a second material, the second material being a non-magnetic material; and a susceptor holder, the at least one mounting region of the susceptor element being in contact with the susceptor holder, and a proportion by weight of the first material in the heating region being greater than a proportion by weight of the first material in the at least one mounting region.

Abstract: An electrically heatable aerosol-generating system is provided, including: at least one inductor coil; a power supply connected to the coil and configured to provide an alternating current to the coil to generate an alternating magnetic field; a housing containing a reservoir of aerosol-forming substrate; and a substantially planar susceptor assembly configured to be heated by the alternating magnetic field and including a first susceptor element, a second susceptor element, and a wicking element in fluid communication with the reservoir, the first and the second susceptor elements being integral with or fixed to the wicking element, a space being defined between the first and the second susceptor elements, the wicking element occupying the space and the reservoir being positioned outside the space, and the first and the second susceptor elements being fluid permeable.

Abstract: A cartridge for an aerosol-generating system, the cartridge including: a liquid reservoir configured to hold a liquid aerosol-forming substrate; a susceptor assembly in fluid communication with the liquid reservoir, the susceptor assembly including a susceptor element heatable by penetration with a varying magnetic field, the susceptor element including: a heating region having a length and a width, and at least one mounting region having a length and a width, the at least one mounting region being located adjacent a periphery of the heating region; and a susceptor holder in contact with the at least one mounting region of the susceptor element, the length of the at least one mounting region being less than the length of the heating region, and the width of the at least one mounting region being less than the width of the heating region.

Abstract: An aerosol-generating device includes a housing having a first end defining a mouthpiece, a second end, and a cavity defined between the first end and the second end. The device also includes a reservoir within the cavity. The reservoir is configured to store a liquid aerosol-forming substrate. The device also includes an atomizer and a valve within the mouthpiece of the housing. The valve has a first side and an second side. The second side of the valve includes a hydrophilic coating, a hydrophobic coating, or both a hydrophilic coating and a hydrophobic coating.

Abstract: A cartridge assembly for an aerosol-generating system including a housing having an air outlet and an air inlet upstream of the housing air outlet; and a cartridge disposed within the housing. The cartridge includes a fluid-permeable heating element within a cartridge body; a cartridge air inlet; a cartridge air outlet; and an airflow path extending from the cartridge air inlet to the cartridge air outlet, via the fluid-permeable heating element. At least a portion of the cartridge may move between a first position, in which air from the housing air inlet is blocked from flowing to the housing air outlet, via the cartridge air inlet, the fluid-permeable heating element, and the cartridge air outlet; and a second position, in which an unrestricted airflow path exists from the housing air inlet to the housing air outlet, via the cartridge air inlet, the fluid-permeable heating element, and the cartridge air outlet.

Abstract: The method includes first defining at least one channel within a first housing of a heater assembly, the at least one channel extending from a first end to a second end of the first housing, second defining a cavity in the first end of the first housing, third defining a first reservoir in the second end of the first housing, the at least one channel being in fluid communication with the first reservoir, and fourth defining an opening within a first wall within the first housing, the opening causing the first reservoir and the cavity to be in communication with each other.

Abstract: The cartridge includes a storage compartment configured to contain a liquid, the storage compartment having a first portion and a second portion connected to one another by a liquid channel. The cartridge includes an airflow passage passing between the first portion and the second portion of the storage compartment, and an aerosol-generating element that is fluid permeable and is positioned between the first portion and the second portion of the storage compartment, the aerosol-generating element having a first side and a second side that oppose each other, the first side of the aerosol-generating element forming part of the airflow passage and the second side of the aerosol-generating element being in contact with the liquid from the second portion of the storage compartment.

Abstract: An aerosol-generating device includes a housing having a first end defining a mouthpiece, a second end, and a cavity defined between the first end and the second end. The device also includes a reservoir within the cavity. The reservoir is configured to store a liquid aerosol-forming substrate. The device also includes an atomizer and a valve within the mouthpiece of the housing. The valve has a first side and an second side. The second side of the valve includes a hydrophilic coating, a hydrophobic coating, or both a hydrophilic coating and a hydrophobic coating.

Abstract: The method includes first defining a reservoir within at least one first housing, the reservoir having a first part and a second part and being configured to contain a pre-vapor formulation, second defining at least one channel that is configured to communicate the pre-vapor formulation from the first part to the second part, third defining an airflow path within the at least one first housing, and first configuring a heater that is fluid permeable to heat and at least partially vaporize the pre-vapor formulation, the heater being on an end of the second part, the heater having a first surface that faces the first part, a first portion of the first surface being in direct communication with a second portion of the airflow path.

Abstract: A cartridge assembly for an aerosol-generating system including a housing having an air outlet and an air inlet upstream of the housing air outlet; and a cartridge disposed within the housing. The cartridge includes a fluid-permeable heating element within a cartridge body; a cartridge air inlet; a cartridge air outlet; and an airflow path extending from the cartridge air inlet to the cartridge air outlet, via the fluid-permeable heating element. At least a portion of the cartridge may move between a first position, in which air from the housing air inlet is blocked from flowing to the housing air outlet, via the cartridge air inlet, the fluid-permeable heating element, and the cartridge air outlet; and a second position, in which an unrestricted airflow path exists from the housing air inlet to the housing air outlet, via the cartridge air inlet, the fluid-permeable heating element, and the cartridge air outlet.

Abstract: The cartridge for the aerosol-generating system includes a housing defining an air inlet and an air outlet and an airflow path defined within the housing. The cartridge includes an atomizer assembly with an aerosol-generating element that is fluid permeable, and two electrical contact portions connected to the aerosol-generating element. The aerosol-generating element has a first side and a second side opposite the first side, wherein the first side of the aerosol-generating element is exposed to the airflow path and the second side of the aerosol-generating element is in contact with a liquid. The cartridge includes the mount that contains the atomizer assembly, where the mount covers a first portion of the first side of the aerosol-generating element to isolate the electrical contact portions from the airflow path, and covers at least a portion of the second side of the aerosol-generating element to isolate the electrical contact portions from the liquid.

Abstract: The cartridge includes a storage compartment configured to contain a liquid, the storage compartment having a first portion and a second portion connected to one another by a liquid channel. The cartridge includes an airflow passage passing between the first portion and the second portion of the storage compartment, and an aerosol-generating element that is fluid permeable and is positioned between the first portion and the second portion of the storage compartment, the aerosol-generating element having a first side and a second side that oppose each other, the first side of the aerosol-generating element forming part of the airflow passage and the second side of the aerosol-generating element being in contact with the liquid from the second portion of the storage compartment.

Abstract: The cartridge for the aerosol-generating system includes a housing defining an air inlet and an air outlet and an airflow path defined within the housing. The cartridge includes an atomizer assembly with an aerosol-generating element that is fluid permeable, and two electrical contact portions connected to the aerosol-generating element. The aerosol-generating element has a first side and a second side opposite the first side, wherein the first side of the aerosol-generating element is exposed to the airflow path and the second side of the aerosol-generating element is in contact with a liquid. The cartridge includes the mount that contains the atomizer assembly, where the mount covers a first portion of the first side of the aerosol-generating element to isolate the electrical contact portions from the airflow path, and covers at least a portion of the second side of the aerosol-generating element to isolate the electrical contact portions from the liquid.

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: 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 device includes a housing having a first end defining a mouthpiece, a second end, and a cavity defined between the first end and the second end. The device also includes a reservoir within the cavity. The reservoir is configured to store a liquid aerosol-forming substrate. The device also includes an atomizer and a valve within the mouthpiece of the housing. The valve has a first side and an second side. The second side of the valve includes a hydrophilic coating, a hydrophobic coating, or both a hydrophilic coating and a hydrophobic coating.