Abstract: A pack for containing and recharging an e-cigarette includes: a re-chargeable pack battery; a first connector which is electrically connectable to an external power source; a first recharging mechanism for re-charging the pack battery using the external power source when the first connector is electrically connected to the external power source; a second connector which is electrically connectable to an e-cigarette contained within the pack; and a second recharging mechanism for re-charging the e-cigarette when the e-cigarette is electrically connected to the second connector. The first recharging mechanism includes a first protection circuit module and the second re-charging mechanism includes a second protection circuit module, wherein the protection modules protect the pack and e-cigarette against excessive voltage or current during re-charging.

Abstract: A heater assembly for an aerosol provision system, the heater assembly including: a substrate; a heater layer configured to generate heat when supplied with energy, the heater layer provided on a first surface of the substrate; and one or more capillary tubes extending from another surface of the substrate through the heater layer provided on the first surface of the substrate. The ends of the one or more capillary tubes at the heater layer are configured to provide a flared end having an opening at the surface of the heater layer opposite the first surface of the substrate, wherein the flared end has an increasing characteristic dimension of extent along the direction from the another surface of the substrate to the opening in the heater layer.

Abstract: A heater assembly for an aerosol provision system, the heater assembly including a substrate; a heater layer configured to generate heat when supplied with energy, the heater layer provided on a first surface of the substrate; and one or more capillary tubes extending from another surface of the substrate through the heater layer provided on the first surface of the substrate. The substrate includes a first portion and a second portion, the first portion including the first surface of the substrate, wherein at least one dimension of the one or more capillary tubes in the first portion of the substrate is different to a corresponding dimension of the one or more capillary tubes in the second portion of the substrate, and wherein the substrate additionally includes a liquid aerosol-generating material storage region located between the first portion and the second portion of the substrate.

Abstract: Described is provided a vapor provision system for generating a vapor for user inhalation, the system including a housing, a first user input mechanism configured to provide a first input to control a first aspect of vapor generation and located on a first side of the housing, and a second user input mechanism configured to provide a second input to control a second aspect of vapor generation and located on a second side of the housing, the second side of the housing opposite to the first side of the housing, wherein the first user input mechanism and the second user input mechanism are different types of user input mechanisms.

Abstract: An active ingredient adjustment system for an electronic vapor provision system (EVPS), comprises a memory configured to store data indicating a target amount of active ingredient to be delivered by the EVPS within a predetermined period having a predetermined start point; a payload usage sensor configured to detect the amount of payload being used; a usage timing processor configured to calculate the rate of active ingredient being delivered to the user based upon the amount of payload being used; and an adjustment processor adapted to alter the operation of the EVPS to reduce the rate of active ingredient being delivered to the user in response to the usage timing processor calculating a rate of active ingredient being delivered that will result in exceeding the target within the predetermined period.

Abstract: A is a heater assembly for an aerosol provision system, the heater assembly including a substrate; an electrically resistive layer provided on a first surface of the substrate; and one or more capillary tubes extending from another surface of the substrate through the electrically resistive layer provided on the first surface of the substrate. The one or more capillary tubes extend substantially linearly from the another surface of the substrate through the electrically resistive layer provided on the first surface of the substrate, and the substrate additionally includes a porous region. Also described is a cartomizer including a heater assembly, an aerosol provision system comprising a heater assembly, and a method of manufacturing a heater assembly.

Abstract: An aerosol provision system comprising a reservoir for aerosolisable material; a vaporizer for vaporizing aerosolisable material from the reservoir; and a sensor system, separate from the vaporizer, for detecting the temperature of the vaporizer, wherein the sensor system comprises a first resistor. The sensor system may also comprise a second resistor. Each resistor may be located on a wick from the aerosol provision system, along with the vaporizer. The sensor system may be separate from the vaporizer, in so far as each resistor from the sensor system may be physically spaced from the vaporizer, and in so far as determining the temperature of the vaporizer may be determined off data from the sensor system, as opposed to off any data from the vaporizer itself.

Abstract: An apparatus for an electronic aerosol provision system may include a replaceable cartridge for the electronic aerosol provision system or a fixed component of a re-fillable or disposable electronic aerosol provision system. The apparatus includes a reservoir for a source liquid and a carrier module supported within the reservoir. The carrier module defines an airflow path within the reservoir and includes a heating element supported in the airflow path for generating an aerosol from the source liquid and first and second mounting parts which cooperatively engage to support the heating element. The first and second mounting parts cooperatively engage at an interface which extends in a direction substantially parallel to a direction along which air flows in the airflow path when the apparatus is in normal use. A gap between the first and second mounting parts may provide a capillary channel for drawing source liquid to the heating element from the reservoir heating during use.

Abstract: A pack for containing and recharging an e-cigarette includes: a re-chargeable pack battery; a first connector which is electrically connectable to an external power source; a first recharging mechanism for re-charging the pack battery using the external power source when the first connector is electrically connected to the external power source; a second connector which is electrically connectable to an e-cigarette contained within the pack; and a second recharging mechanism for re-charging the e-cigarette when the e-cigarette is electrically connected to the second connector. The first recharging mechanism includes a first protection circuit module and the second re-charging mechanism includes a second protection circuit module, wherein the protection modules protect the pack and e-cigarette against excessive voltage or current during re-charging.

Abstract: A temperature regulating system for an electronic vapour provision system (EVPS) comprises a sensor to detect at least one parameter of the airflow within the EVPS; a user interface adapted to receive an indication from a user that a puff of the EVPS was too hot; and a processor adapted to change at least a first aspect of a vapour generation process to reduce the vapour temperature at the mouthpiece, based upon sensor data from the at least one parameter of the airflow, in response to the received indication.

Abstract: A temperature regulating system for an electronic vapor provision system (EVPS) comprises a sensor to detect at least one parameter of the airflow within the EVPS; a user interface adapted to receive an indication from a user that a puff of the EVPS was too hot; and a processor adapted to change at least a first aspect of a vapor generation process to reduce the vapor temperature at the mouthpiece, based upon sensor data from the at least one parameter of the airflow, in response to the received indication.

Abstract: An aerosol provision system comprising a reservoir for aerosolizable material, a wick for receiving aerosolizable material from the reservoir, and a vaporizer for vaporizing aerosolizable material in the wick. A structure from the aerosol provision system, in response to a temperature of the vaporizer or wick exceeding a predetermined temperature, is operable to change from a first configuration in which operation of the vaporizer is possible, to a second configuration in which operation of the vaporizer is prevented. This structure could be operable to reversibly change between the first configuration and the second configuration, and might be configured to short circuit the vaporizer in some cases. The structure might also be configured to disconnect a connection lead for delivering power to the in some cases.

Abstract: There is provided a method of pairing a non-combustible aerosol provision system with a user device. The method can include detecting, by the non-combustible aerosol provision system, a predetermined input at the non-combustible aerosol provision system, and entering, in response to detecting the predetermined input, a pairing mode at the non-combustible provision system in which the non-combustible aerosol provision system is responsive to pairing requests. The method further can include receiving a pairing request from the user device, and then pairing, in response to the pairing request, the non-combustible aerosol provision system with the user device.

Abstract: There is provided an aerosol generating device that can include an air path including an aerosol generating region; a porous element downstream of the aerosol generating region located in the air path; and a sensor for determining a change in a characteristic of airflow in the air path to indicate a change in a characteristic of the porous element.

Abstract: An electronic vapor provision device comprises: includes a first electrical resistive heater for vaporizing a precursor material to generate vapor in an airflow for inhalation by a user and a second electrical resistive heater for vaporizing the precursor material and/or heating said airflow. The first electrical resistive heater has a first thermal coefficient of resistance which is less than a second thermal coefficient of resistance of the second electrical resistive heater. The device further includes a control system to monitor for a change in the resistance of at least the second electrical resistive heater. The second electrical resistance heater therefore serves both as a heater and as a temperature monitor.

Abstract: Described is provided a vapor provision system for generating a vapor for user inhalation, the system including a housing, a first user input mechanism configured to provide a first input to control a first aspect of vapor generation and located on a first side of the housing, and a second user input mechanism configured to provide a second input to control a second aspect of vapor generation and located on a second side of the housing, the second side of the housing opposite to the first side of the housing, wherein the first user input mechanism and the second user input mechanism are different types of user input mechanisms.

Abstract: A pack for containing and recharging an e-cigarette includes: a re-chargeable pack battery; a first connector which is electrically connectable to an external power source; a first recharging mechanism for re-charging the pack battery using the external power source when the first connector is electrically connected to the external power source; a second connector which is electrically connectable to an e-cigarette contained within the pack; and a second recharging mechanism for re-charging the e-cigarette when the e-cigarette is electrically connected to the second connector. The first recharging mechanism includes a first protection circuit module and the second re-charging mechanism includes a second protection circuit module, wherein the protection modules protect the pack and e-cigarette against excessive voltage or current during re-charging.

Abstract: A mouthpiece for a vapor provision device having a length direction corresponding to the direction of insertion of the vapor provision device into the mouth of a user, a width direction corresponding to the direction along the lip-line of the user, and a depth direction corresponding to the opening direction of the lips of the user, the mouthpiece including first and second opposing faces and an exit hole located between the first and second opposing faces, wherein the opposing faces are approximately planar and lie within or slightly inclined to a plane defined by the longitudinal direction and the width direction, and each of the opposing faces has a width which is greater than its length.

Abstract: Described is provided a vapor provision system for generating a vapor for user inhalation, the system including a housing, a first user input mechanism configured to provide a first input to control a first aspect of vapor generation and located on a first side of the housing, and a second user input mechanism configured to provide a second input to control a second aspect of vapor generation and located on a second side of the housing, the second side of the housing opposite to the first side of the housing, wherein the first user input mechanism and the second user input mechanism are different types of user input mechanisms.

Abstract: An aerosol provision system comprising a reservoir for aerosolisable material; a wick configured to receive the aerosolizable material from the reservoir, a vaporizer configured to vaporize the aerosolizable material received in the wick, wherein the aerosol provision system is configured to measure at least one parameter of the wick to determine a status of the wick The parameter may be the moisture content of the wick, at least one physical dimension of the wick, and/or an optical parameter, such as the color of an external surface of the wick, or the reflectivity of an external surface of the wick.