Abstract: An aerosol-generating system may include a liquid storage portion configured to hold aerosol-forming substrate, a vaporizer, and a pump. The liquid storage portion includes a movable wall and an outlet. The vaporizer includes a heating element having a structure that at least partially defines an internal passage. The pump may deliver liquid aerosol-forming substrate from the outlet of the liquid storage portion to the internal passage of the heating element. The pump may include a micro stepper motor with a drive shaft that is configured to rotate a particular amount based on performing an individual step, a piston connected to the movable wall, and a lead screw connecting the drive shaft to the piston and configured to translate rotation of the drive shaft into axial movement of the piston and the movable wall. The vaporizer may at least partially vaporize the delivered liquid aerosol-forming substrate.

Abstract: An inhaler article includes a body extending along a longitudinal axis from a mouthpiece end to a distal end, a mouthpiece air outlet and a distal air inlet, and a capsule cavity within the body and bounded downstream by a mouthpiece. A separator is between the capsule cavity and the mouthpiece including at least one aperture to form an air flow path from the distal air inlet through the capsule cavity, through the mouthpiece to the mouthpiece air outlet. A coating layer of flavour is disposed on an interior surface of the mouthpiece and a protective layer disposed on the coating layer of flavour.

Abstract: An aerosol-generating article (10) has a longitudinal extension and comprises aerosol-generating substrate (20, 21) extending along the longitudinal extension and susceptor material (30, 31) extending along the longitudinal extension. The aerosol-forming substrate (20, 21) and the susceptor material (30, 31) form an extrudate having a same cross-sectional shape along a length of the extrudate. Also disclosed is an aerosol-generating device, which comprises a device housing (70) comprising a support element (8) extending from a proximal end of the device housing (70). The support element (8) is adapted for receiving an aerosol-generating article (10, 12) comprising aerosol-forming substrate (20, 21) and susceptor material (30, 31). A mouthpiece (71) of the device comprises a cavity to accommodate the support element (8) including aerosol-generating article (10, 12) mounted on the support element (8).

Abstract: A Method for cleaning air in a room (1) with a ceiling (3) and a floor (5), comprising moving an ionization unit (13) above the floor (5) along a support structure provided at a distance to the floor (5); and electrically charging particles in the air by the ionization unit (13).

Abstract: A heater for an aerosol-generating device is provided, the heater including: a flexible electrically insulating substrate including a first portion, a second portion, and a fourth portion, in which the flexible electrically insulating substrate is rolled into a tube; control electronics disposed on the first portion of the flexible electrically insulating substrate; a heating element including an induction coil and being disposed on the second portion of the flexible electrically insulating substrate; and a susceptor element arranged on the fourth portion of the flexible electrically insulating substrate. An aerosol-generating device is also provided, including a cavity to receive an aerosol-generating article including an aerosol-forming substrate, and the heater. A system is also provided, including the aerosol-generating device and the aerosol-generating article including the aerosol-forming substrate.

Abstract: An aerosol generating system includes a heater assembly and a manually operated pump. The pump includes a hollow member with an inlet portion and an outlet portion. The inlet portion of the hollow member is configured connectable with a liquid storage portion. The outlet portion of the hollow member is in fluid communication with a dispensing assembly. The pump is configured to dispense a liquid material onto the heater assembly. The pump is configured to pump the liquid material from the liquid storage portion via the dispensing assembly and onto the heater assembly.

Abstract: An inhaler article includes a body extending along a longitudinal axis from a mouthpiece end to a distal end. A capsule cavity may be within the body bounded downstream by a mouthpiece. An air inlet at the distal end and an air outlet at the mouthpiece end. A first mouthpiece air channel may extend from the distal air inlet, through the capsule cavity to the mouthpiece air outlet. A second mouthpiece air channel may extend from a point downstream of the separator to the mouthpiece air outlet. The second mouthpiece air channel may be separate from the first mouthpiece air channel. A coating layer of flavour may be disposed on a surface of the second mouthpiece air channel and a protective layer may be disposed on the coating layer of flavour.

Abstract: An aerosol-generating device is provided, including: a device housing defining a cavity; an adjustable retaining element positioned in or adjacent to the cavity and defining a passage; and an actuator configured to actuate the element between receiving and retaining positions, in which a cross-sectional dimension of the passage is greater when the element is in the receiving position than when in the retaining position, the element defining a passage entrance and a passage exit and includes a surface defined between the entrance and the exit, a longitudinal cross-section of the surface having a curved shape when the element is in the retaining position, a portion of the curved shape including a convex curve defining a constriction in the passage at a turning point of the curve, and the element being compressed in a longitudinal direction when the element is actuated from the receiving position to the retaining position.

Abstract: An aerosol-generating system may include a liquid storage portion configured to hold liquid aerosol-forming substrate, a vaporizer including a heating element with an internal passage at least partially defined by a surface of the heating element, and a micro pump configured to deliver liquid aerosol-forming substrate from the liquid storage portion to the internal passage of the heating element, such that the vaporizer is configured to heat the delivered liquid aerosol-forming substrate at the internal passage to a temperature sufficient to volatilize at least a part of the delivered liquid aerosol-forming substrate. The micro pump may be configured to deliver a particular amount of liquid aerosol-forming substrate to the internal passage based on the micro pump performing an individual pump cycle.

Abstract: An aerosol-generating system is provided, including a main unit including a power supply; and a cartridge removably mounted to the main unit and including: a liquid storage portion to store a liquid, a heater assembly including a flat-shaped fluid-permeable heating element, including first and second surfaces, the first surface arranged in an upstream position to receive a liquid, and the second surface arranged in a downstream position to release the liquid in vaporized form, and a capillary body having a first elongated end and a second end, the first elongated end extending into the storage portion to contact the liquid, the second end contacting the first surface of the heating element, a cross-sectional area of the capillary body at the second end is greater than that at the first elongated end, the capillary body including capillary fibers at the first elongated end and at the second end.

Abstract: An electrically heated aerosol-generating device includes a main housing having a cavity, a closure body engageable with the main housing to enclose a cartridge in the cavity, and a heater assembly. The heater assembly includes an elongate piercing assembly configured to extend into the open-ended passage of the cartridge and one or more electric heaters. The piercing assembly has a first hollow shaft portion connected to the main housing and a second hollow shaft portion connected to the closure body. The first and second hollow shaft portions have first and second piercing surfaces configured to breakthrough first and second frangible seals when the cartridge is enclosed in the cavity.

Abstract: An air purification device (100) comprising a housing (102) defining an air inlet (110), an air outlet (112), and an airflow pathway (114) extending from the air inlet (110) to the air outlet (112); a liquid reservoir (130) disposed across the airflow pathway (114) between the air inlet (110) and the air outlet (112); an ultraviolet (UV) light source (210) disposed in the housing (102), wherein the UV light source (210) is positioned to emit UV light into the airflow pathway (114); and an electrostatic precipitator (310) disposed across the airflow pathway (114).

Abstract: An aerosol-generating device may include a housing having flexible portion along its length. The flexible portion is configured to transition between a relaxed or unloaded configuration and a flexed or deflected configuration. A flexible heating element and mouthpiece may also be disposed in the housing. When the housing is in a relaxed or unloaded configuration, the flexible heating element and the mouthpiece are at least partially longitudinally aligned with the flexible portion of the housing.

Abstract: An aerosol-generating system including a liquid storage portion is provided, the portion including a rigid housing holding a liquid aerosol-forming substrate, the housing having an opening and a fluid permeable heater assembly including a plurality of electrically conductive filaments, wherein the fluid permeable heater assembly is fixed to the housing and extends across the opening of the housing. The provided heater assembly that extends across an opening of a liquid storage portion allows for a robust construction that is relatively simple to manufacture and allows for a large contact area between the heater assembly and liquid aerosol-forming substrate. The heater assembly may be substantially flat, allowing for simple manufacture.

Abstract: A storage container (100) comprising a housing (110) containing a storage chamber (112) isolated from an outside environment (10). The housing (110) defines a housing inlet (130) and a housing outlet (140). The storage container (100) is configured to clean air in the outside environment (10). The storage container (100) comprises a first filtration assembly (360) coupled to the housing (110) about the housing outlet (140). The first filtration assembly (360) has a first filtration inlet (364) configured to receive air from the storage chamber, a first filtration outlet (366) configured to release air into the outside environment (10), and first filter media (368) between the first filtration inlet (364) and the first filtration outlet (366).

Abstract: An aerosol-generating device includes an electrical power supply, a cavity structure configured to receive an aerosol-generating article, and a plurality of semiconductor heaters within the cavity structure. Each of the plurality of semiconductor heaters includes a substrate layer and a heating layer on the substrate layer. The heating layer is a continuous layer. The aerosol-generating device includes a controller configured to control a supply of electrical power from the electrical power supply to each of the plurality of semiconductor heaters.

Abstract: A filtration system comprising: a housing defining an air inlet, an air outlet, a first filter receptacle, and an airflow pathway extending from the inlet to the outlet through the first filter receptacle; a first pair of electrodes in communication with the first filter receptacle configured to define a first conductive pathway across the first filter receptacle; a second pair of electrodes in communication with the first filter receptacle configured to define a second conductive pathway across the first filter receptacle; a controller in communication with the first and second pair of electrodes configured to measure a first electrical property across the first filter receptacle using the first pair of electrodes and a second electrical property across the first filter receptacle using the second pair of electrodes; and an interface in communication with the controller configured to report a filter element status based on the first and second electrical property.

Abstract: An aerosol-generating system is provided, including: a first air inlet and an air outlet; a liquid storage portion holding a liquid aerosol-forming substrate and having a liquid outlet and a storage portion air inlet; an airflow passage from the first air inlet to the air outlet past the liquid outlet; a wick in the airflow passage at a distance from the liquid outlet and to receive liquid from the liquid storage portion in response to a pressure drop in the airflow passage at the liquid outlet; and a first heating element to heat the liquid in the wick, and the airflow passage extending from the first air inlet to the air outlet past the storage portion air inlet and past the liquid outlet such that air enters the liquid storage portion via the storage portion air inlet and then travels therethrough and exits at the liquid outlet.

Abstract: The invention relates to a replaceable flavor cartridge for an aerosol-generating device. The cartridge comprises a housing and a flavor substrate. The flavor substrate is arranged within the housing. The housing comprises a proximal aperture in a proximal end face of the housing. The housing comprises a distal aperture in a distal end face of the housing. The flavor substrate comprises a substrate aperture. The proximal aperture, the distal aperture and the substrate aperture are aligned with each other to form a cartridge airflow channel through the cartridge. The invention further relates to an aerosol-generating device.

Abstract: The invention relates to an aerosol-generating device (10) comprising a top portion (20), a main portion (70), and a cartridge (50). The top portion comprises a proximal end comprising a cavity (22) for receiving an aerosol-generating article (12). The top portion further comprises a distal end comprising a top cartridge connector (24) and a top airflow channel extending from the top cartridge connector to the cavity. The main portion comprises a proximal end comprising a main cartridge connector (72). The main portion furthers comprises a main air inlet and a main airflow channel extending from the main air inlet to the main cartridge connector. The top cartridge connector is removably attachable to a proximal end of the cartridge and the main cartridge connector is removably attachable to a distal end of the cartridge enabling a first mode of operation. The top cartridge connector is directly removably attachable to the main cartridge connector enabling a second mode of operation.