EP4346459A1 - Vaporisateur pour dispositif de génération d'aérosol et dispositif de génération d'aérosol le comprenant - Google Patents

Vaporisateur pour dispositif de génération d'aérosol et dispositif de génération d'aérosol le comprenant

Info

Publication number
EP4346459A1
EP4346459A1 EP23801284.3A EP23801284A EP4346459A1 EP 4346459 A1 EP4346459 A1 EP 4346459A1 EP 23801284 A EP23801284 A EP 23801284A EP 4346459 A1 EP4346459 A1 EP 4346459A1
Authority
EP
European Patent Office
Prior art keywords
aerosol generating
wick
vaporizer
coil
generating device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23801284.3A
Other languages
German (de)
English (en)
Inventor
Ju Eon Park
Tae Hun Kim
Sung Wook Yoon
Hyung Jin Jung
Jung Ho Han
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KT&G Corp
Original Assignee
KT&G Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020220179789A external-priority patent/KR20240021086A/ko
Application filed by KT&G Corp filed Critical KT&G Corp
Publication of EP4346459A1 publication Critical patent/EP4346459A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/44—Wicks
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the disclosure relates to a vaporizer for an aerosol generating device and an aerosol generating device including the same, and more particularly, to a vaporizer for an aerosol generating device, for improving power efficiency, and an aerosol generating device including the same.
  • Heating-type aerosol generating devices may include, for example, vaporizers for generating aerosols by heating aerosol generating materials.
  • Heating-type aerosol generating devices are portable devices that operate on the basis of internal batteries, and research on methods capable of efficiently generating aerosols by using a small amount of power has been actively conducted.
  • a vaporizer for an aerosol generating device includes a storage unit storing an aerosol generating material, and a heating chamber configured to heat the aerosol generating material, wherein the heating chamber includes a wick extending in a longitudinal direction and configured to absorb the aerosol generating material, a coil wound around the wick and configured to heat the aerosol generating material absorbed into the wick, and an accommodation portion configured to accommodate the wick, a diameter of wire of the coil is 0.15 mm to 0.2 mm, the number of turns of the coil is 6 times to 9 times, and an ohmic loss in the coil is less than 8 watts (W).
  • an aerosol generating device includes a vaporizer, a battery configured to supply power to the vaporizer, and a controller configured to control the power supplied from the battery to the vaporizer.
  • a vaporizer for an aerosol generating device and the aerosol generating device may increase power efficiency and increase an amount of smoke by reducing heat loss.
  • FIG. 1A is a front view of an aerosol generating device to which a vaporizer is coupled, according to an embodiment.
  • FIG. 1B is a perspective view of the aerosol generating device of FIG. 1A.
  • FIG. 2A is an exploded perspective view of a heating chamber according to an embodiment.
  • FIG. 2B is an exploded perspective view of a vaporizer according to an embodiment.
  • FIG. 3 is a plan view of a heating chamber according to an embodiment.
  • FIG. 4 schematically illustrates a cross-sectional view of a coil and a wick, according to an embodiment.
  • FIG. 5 schematically illustrates a cross-sectional view of an accommodation portion according to an embodiment.
  • FIG. 6 is a block diagram of an aerosol generating device according to an embodiment.
  • the expression “at least any one of a, b, and c” should be construed to include a, b, c, or a and b, a and c, b and c, or a, b, and c.
  • an aerosol generating device may be a device that generates aerosols by electrically heating a cigarette accommodated in an interior space thereof.
  • the aerosol generating device may include a heater.
  • the heater may be an electro-resistive heater.
  • the heater may include an electrically conductive track, and the heater may be heated when currents flow through the electrically conductive track.
  • the heater may include a tube-shaped heating element, a plate-shaped heating element, a needle-shaped heating element, or a rod-shaped heating element, and may heat the inside or outside of a cigarette according to the shape of a heating element.
  • a cigarette may include a tobacco rod and a filter rod.
  • the tobacco rod may be formed of sheets, strands, and tiny bits cut from a tobacco sheet.
  • the tobacco rod may be surrounded by a heat conductive material.
  • the heat conductive material may be, but is not limited to, a metal foil such as aluminum foil.
  • the filter rod may include a cellulose acetate filter.
  • the filter rod may include at least one segment.
  • the filter rod may include a first segment configured to cool aerosols, and a second segment configured to filter a certain component in aerosols.
  • the aerosol generating device may be a device that generates aerosols by using a cartridge containing an aerosol generating material.
  • the aerosol generating device may include a cartridge that contains an aerosol generating material, and a main body that supports the cartridge.
  • the cartridge may be detachably coupled to the main body, but is not limited thereto.
  • the cartridge may be integrally formed or assembled with the main body, and may also be fixed to the main body so as not to be detached from the main body by a user.
  • the cartridge may be mounted on the main body while accommodating an aerosol generating material therein.
  • An aerosol generating material may also be injected into the cartridge while the cartridge is coupled to the main body.
  • the cartridge may contain an aerosol generating material in any one of various states, such as a liquid state, a solid state, a gaseous state, a gel state, or the like.
  • the aerosol generating material may include a liquid composition.
  • the liquid composition may be a liquid including a tobacco-containing material having a volatile tobacco flavor component, or a liquid including a non-tobacco material.
  • the cartridge may be operated by an electrical signal or a wireless signal transmitted from the main body to perform a function of generating aerosols by converting the phase of an aerosol generating material inside the cartridge into a gaseous phase.
  • the aerosols may refer to a gas in which vaporized particles generated from an aerosol generating material are mixed with air.
  • the aerosol generating device may generate aerosols by heating a liquid composition, and generated aerosols may be delivered to a user through a cigarette. That is, the aerosols generated from the liquid composition may move along an airflow passage of the aerosol generating device, and the airflow passage may be configured to allow aerosols to be delivered to a user by passing through a cigarette.
  • the aerosol generating device may further include a wick that absorbs an aerosol generating material.
  • the aerosol generating device is a device that generates aerosols by heating an aerosol generating article accommodated in the aerosol generating device in an induction heating method.
  • the aerosol generating device may include a susceptor and a coil.
  • the coil may apply a magnetic field to the susceptor.
  • a magnetic field may be formed inside the coil.
  • the susceptor may be a magnetic body that generates heat by an external magnetic field. As the susceptor is positioned inside the coil and a magnetic field is applied to the susceptor, the susceptor generates heat to heat an aerosol generating article. In addition, optionally, the susceptor may be positioned within the aerosol generating article.
  • the aerosol generating device may further include a cradle.
  • the aerosol generating device may configure a system together with a separate cradle.
  • the cradle may charge a battery of the aerosol generating device.
  • the heater may be heated when the cradle and the aerosol generating device are coupled to each other.
  • a longitudinal direction of a component may refer to a direction in which the component extends along one direction axis of the component, and in this case, the one direction axis of the component may refer to a direction in which the component extends longer than along the other direction axis crossing the one direction axis.
  • a longitudinal direction of a wick may refer to a direction in which a wick extends, illustrated in FIG. 4, i.e., a direction parallel to a direction of a length l w of the wick.
  • embodiments are arbitrary divisions for easily describing the disclosure, and each embodiment need not be mutually exclusive of the others.
  • components disclosed in one embodiment may be applied to and/or implemented in other embodiments, and may be modified and applied and/or implemented without departing from the scope of the disclosure.
  • FIG. 1A is a front view of an aerosol generating device to which a vaporizer is coupled, according to an embodiment.
  • an aerosol generating device 1000 may include a vaporizer 1 and a main body 2.
  • the vaporizer 1 may be coupled to one region of the main body 2.
  • the coupling of the vaporizer 1 to the main body 2 is not limited to the example illustrated in FIG. 1A.
  • the vaporizer 1 may be coupled to the main body 2 on a side surface of the aerosol generating device 1000, and may be coupled to the main body 2 on an upper surface or a lower surface in a longitudinal direction of the aerosol generating device 1000.
  • the aerosol generating device 1000 may further include a housing (not shown) including a space in which an aerosol generating article is accommodated, and a separate heater (not shown) for heating the aerosol generating article accommodated in the housing. Accordingly, the aerosol generating device 1000 may generate aerosol by using the vaporizer 1, and may generate aerosol by heating, via the heater, the aerosol generating article accommodated in the housing.
  • the space in which the aerosol generating article is accommodated and the heater may be included in the main body 2. Accordingly, the vaporizer 1 may be coupled to one region of the main body 2, and the aerosol generating article may be accommodated in the other region of the main body 2.
  • the aerosol generating device 1000 may further include a cap (not shown) that is detachable.
  • the cap may protect at least a portion of the vaporizer 1 and the main body 2.
  • the cap may protect a coupled portion of the vaporizer 1 and the main body 2.
  • the cap may include a hole communicating with the housing including the space in which the aerosol generating article is accommodated.
  • the aerosol generating device 1000 may include a battery (not shown) for supplying power to the vaporizer 1 and a controller (not shown) for controlling the power supplied to the vaporizer 1 from the battery.
  • the battery and the controller may be electrically connected to the vaporizer 1. Via the power supplied through the battery and the controller, the vaporizer 1 may generate aerosol by heating an aerosol generating material.
  • FIG. 1B is a perspective view of the aerosol generating device 1000 of FIG. 1A.
  • the aerosol generating device 1000 may include the vaporizer 1 and the main body 2.
  • the vaporizer 1 may include a storage unit 110 for storing an aerosol generating material and a heating chamber 120 for heating the aerosol generating material.
  • the vaporizer 1 including the storage unit 110 and the heating chamber 120 may be coupled to the main body 2 of the aerosol generating device 1000.
  • FIG. 2A is an exploded perspective view of a heating chamber according to an embodiment.
  • a heating chamber 120 may include a wick 121, a coil 122, and an accommodation portion 123.
  • the wick 121 may extend in a longitudinal direction and absorb an aerosol generating material.
  • the aerosol generating material may be transmitted from the storage unit 110 of FIG. 1B and absorbed into the wick 121.
  • the wick 121 may have an elongated shape extending in the longitudinal direction.
  • the wick 121 may have various pillar shapes such as a cylindrical shape, a triangular pillar shape, and a rectangular pillar shape, but is not limited thereto.
  • the aerosol generating material supplied from the storage unit 110 may be absorbed into one portion of the wick 121 and move to the other portion of the wick 121 according to capillarity.
  • the aerosol generating material supplied from the storage unit 110 may be absorbed into an end of the wick 121 in the longitudinal direction and moved to a central portion, but is not limited to the delivery method described herein.
  • the aerosol generating material stored in the storage unit 110 may be in a liquid or gel state.
  • the wick 121 may be formed of silica.
  • the wick 121 may be formed of silica and prevent a burnt taste and a harmful substance from being transferred to a user by minimizing carbonization during heating.
  • the coil 122 may be wound around the wick 121 and generate aerosol by heating the aerosol generating material absorbed into the wick 121.
  • the coil 122 may be wound around the central portion of the wick 121 in the longitudinal direction, and may generate aerosol by heating the aerosol generating material that is absorbed into one end of the wick 121 in the longitudinal direction and moved to the central portion.
  • the coil 122 may be a resistive heater wound around a circumference of the wick 121.
  • the coil 122 is wound around the wick 121, and a method or order of assembling the wick 121 and coil 122 is not limited.
  • the coil 122 may be wound around an outer circumferential surface of the wick 121, and the wick 121 may be inserted into the coil 122 that is wound.
  • the accommodation portion 123 may accommodate the wick 121.
  • the accommodation portion 123 may accommodate the wick 121 around which the coil 122 is wound.
  • the accommodation portion 123 may have an accommodation groove 123b for accommodating the wick 121.
  • the accommodation portion 123 may include an inlet 123a for introducing external air into the accommodation portion 123, and may include an outlet 123c for discharging the generated aerosol to the outside of the accommodation portion 123.
  • the accommodation portion 123 may form the external appearance of the heating chamber 120, and the outlet 123c may have a shape that may be connected to the main body 2. Shapes, locations, numbers, and the like of the inlet 123a and the outlet 123c may be changed in various forms.
  • the accommodation portion 123 may include a terminal (not shown) for electrically connecting the vaporizer 1 to the main body 2. Accordingly, the vaporizer 1 may be connected to a battery (not shown) and a controller (not shown).
  • FIG. 2B is an exploded perspective view of a vaporizer according to an embodiment.
  • a vaporizer 1 may include a storage unit 110 and a heating chamber 120, and the heating chamber 120 may further include a sealing portion 124 and a connector 125, in addition to a wick 121, a coil 122, and an accommodation portion 123 as described above.
  • the wick 121, the coil 122, the accommodation portion 123, the sealing portion 124, and the connector 125 may be combined with one another in a z-axis direction illustrated in FIG. 2B.
  • the sealing portion 124 may be coupled to the accommodation portion 123.
  • the accommodation portion 123 may be inserted into an inner space 125a of the connector 125.
  • the storage unit 110 and the heating chamber 120 may be coupled to each other to assemble the vaporizer 1.
  • the storage unit 110 and the connector 125 of the heating chamber 120 are coupled to each other to assemble the vaporizer 1.
  • the assembly order or coupling method of the vaporizer 1 is not limited to the example described above.
  • the sealing portion 124 may prevent an aerosol generating material stored in the storage unit 110 from leaking.
  • the sealing portion 124 may be in contact with a portion of the storage unit 110 to be coupled to the storage unit 110. In other words, the sealing portion 124 may be firmly coupled to the storage unit 110, so that a gap from which the aerosol generating material leaks is not formed between the storage unit 110 and another component (e.g., the accommodation portion 123).
  • the storage unit 110 may also have a groove that may be firmly combined with the sealing portion 124.
  • the sealing portion 124 may include an elastic material, such as a rubber or silicone, to be firmly coupled to the storage unit 110, but is not limited thereto.
  • the sealing portion 124 may include at least one opening 124b, so that the aerosol generating material stored in the storage unit 110 may move to the accommodation portion 123. Accordingly, the sealing portion 124 may allow the aerosol generating material stored in the storage unit 110 to be moved to the outside of the storage unit 110 through the opening 124b formed in the sealing portion 124, and at the same time, may prevent the aerosol generating material stored in the storage unit 110 from leaking to the outside of the storage unit 110 through another gap other than the opening 124b.
  • the sealing portion 124 may have an inflow passage 124a communicating with an inlet 123a of the accommodation portion 123.
  • the inflow passage 124a of the sealing portion 124 may be a passage through which external air flows in and is transferred to the inside of the accommodation portion 123 through the inlet 123a.
  • the connector 125 may accommodate the accommodation portion 123 in the inner space 125a.
  • the connector 125 may also accommodate the accommodation portion 123 and the sealing portion 124 in the inner space 125a.
  • the inner space 125a of the connector 125 may have an inner shape corresponding to the external appearances of the accommodation portion 123 and the sealing portion 124.
  • the connector 125 may allow the accommodation portion 123 and the sealing portion 124 to be appropriately aligned, and may protect the inside of the heating chamber 120.
  • the connector 125 may form the external appearance of the heating chamber 120.
  • the connector 125 may have a connection passage 125b that has a shape connectable to the main body 2 of FIG. 1B and communicates with an outlet 123c of the accommodation portion 123.
  • Aerosol which is discharged to the outside through the outlet 123c of the accommodation portion 123, may move to the outside of the vaporizer 1 along the connection passage 125b of the connector 125.
  • the connection passage 125b of the connector 125 may be connected to the main body 2 of the aerosol generating device 1000 and allow the aerosol to move along an airflow passage (not shown) formed in the main body 2.
  • the aerosol which is moved along the airflow passage, may be discharged to the outside of the aerosol generating device 1000.
  • FIG. 3 is a plan view of a heating chamber according to an embodiment.
  • FIG. 3 schematically illustrates a heating chamber 120 in which a wick 121 having a coil 122 wound thereon is accommodated in an accommodation portion 123.
  • the wick 121 around which the coil 122 is wound may be accommodated in an accommodation groove 123b of the accommodation portion 123.
  • FIG. 4 schematically illustrates a cross-sectional view of a coil and a wick according to an embodiment.
  • a coil 122 may have a diameter of wire d c of 0.15 mm to 0.2 mm, and the coil 122 may be 6 times to 9 times wound around the wick 121.
  • an ohmic loss in the coil 122 may be less than 8 watts (W). Accordingly, the ohmic loss in the coil 122 in the above range may be appropriate to derive a maximum amount of smoke at a minimum amount of power and minimize, in the above range, a failure and short of the coil 122.
  • an electrical resistance of the coil 122 may be 1.1 ohm to 1.25 ohm.
  • power efficiency may be lower and an amount of exhaustion of an aerosol generating material may be small, and thus, a sufficient amount of smoke may not be provided.
  • the diameter of wire d c of the coil 122 may be a diameter of a wire forming the coil 122 and may correspond to a thickness of the coil 122.
  • the number of times of winding the coil 122 may refer to the number of complete turns wound around the wick 121.
  • the coil 122 which is wound around the wick 121, may have a length of coil l c and a winding interval a in a linear direction of the coil 122.
  • the length of the coil l c of the coil 122 may refer to a linear length of the coil 122 that is wound in a longitudinal direction (e.g., in a y-axis direction) of the wick 121.
  • the coil 122 may be wound around the wick 121 to have a length of coil of 3 mm to 3.8 mm.
  • the winding interval a may refer to an interval between a turn and a turn of the coil 122 that is wound, and may refer to a pitch of coil of the coil 122.
  • the winding interval a of the coil 122, which is wound around the wick 121 may be 0.46 mm to 0.55 mm.
  • the coil 122 may be 7 times wound around the wick 121, and here, the length of coil l c of the coil 122 may have a value between 6 times and 7 times of the winding interval a.
  • the wick 121 has a length l w in a certain range and diameters d w1 and d w2 in a certain range.
  • the length l w of the wick 121 may be 8.3 mm to 9.7 mm.
  • the coil 122 may be wound around the wick 121, and in detail, the coil 122 may be wound around am outer circumferential surface of the wick 121, or the wick 121 may be inserted into the coil 122 that is wound. In a detailed embodiment, the coil 122 may be wound around the wick 121 to compress the wick 121, or the wick 121, which is compressed, may be inserted into the coil 122 that is wound.
  • the diameter of the wick 121 may have an uncompressed diameter d w1 before the wick 121 and the coil 122 are coupled to each other and a compressed diameter d w2 after the wick 121 and the coil 122 are coupled to each other.
  • the diameter of the wick 121 may be greater before being coupled to the coil 122 and may be smaller after being coupled to the coil 122.
  • the uncompressed diameter d w1 of the wick 121 before the wick 121 and the coil 122 are coupled to each other may be greater than the compressed diameter d w2 of the wick 121 after the wick 121 and the coil 122 are coupled to each other.
  • the uncompressed diameter d w1 of the wick 121 may be 2.4 mm to 2.6 mm
  • the compressed diameter d w2 of the wick 121 may be 1.85 mm to 2.15 mm.
  • a compression rate of the wick 121 from the uncompressed diameter d w1 to the compressed diameter d w2 may be about 10 % to about 29 %. When the compression rate is higher than the above range, the coil 122 may short.
  • the winding intervals a of the coil 122, which is wound around the wick 121 may be the same as one another, and some of the winding intervals a may be different from one another.
  • FIG. 5 schematically illustrates a cross-sectional view of an accommodation portion according to an embodiment.
  • an accommodating portion 123 may have an accommodation groove 123b accommodating a wick 121 of FIG. 3, and the wick 121 of FIG. 3 around which a coil 122 of FIG. 3 is wound may be seated inside the accommodation groove 123b of the accommodation portion 123.
  • the accommodation groove 123b may have a length l r of 10 mm to 13 mm and a width W r1 of 2.4 mm to 3.0 mm.
  • the accommodation groove 123b may have a shape that may accommodate the wick 121 of FIG. 3.
  • the wick 121 of FIG. 3 may be a cylindrical type, and the accommodation groove 123b may have a cuboid space that may accommodate the wick 121 of FIG. 3.
  • the length l w of the wick 121 of FIG. 3 may be 8.3 mm to 9.7 mm and the uncompressed diameter d w1 of the wick 121 of FIG. 3 may be 2.4 mm to 2.6 mm.
  • the accommodation groove 123b accommodating the wick 121 of FIG. 3 may have the length l r of 10 mm to 13 mm and the width W r1 of 2.4 mm to 3.0 mm.
  • the accommodation groove 123b may have the length l r and the width W r1 , that are equal to or somewhat greater than the length l w and the uncompressed diameter d w1 of the wick 121 of FIG. 3, to fix the wick 121 of FIG. 3.
  • the accommodation groove 123b may have the length l r and the width W r1 that are greater than the length l w and the uncompressed diameter d w1 of the wick 121 of FIG. 3, and may include a separate fixation portion that may fix the wick 121 of FIG. 3.
  • fixing the wick 121 of FIG. 3 may indicate that the wick 121 of FIG. 3 is seated not to be detached from the accommodation groove 123b of the accommodation portion 123 even when the vaporizer 1 or the aerosol generating device 1000 including the same moves.
  • the accommodation groove 123b may have a shape in which the width W r1 of a portion of the accommodation groove 123b accommodating a portion of the wick 121 of FIG. 3 around which the coil 122 of FIG. 3 is not wound may be less than a width W r2 of a portion of the accommodation groove 123b accommodating a portion of the wick 121 of FIG. 3 around which the coil 122 of FIG. 3 is wound, but is not limited thereto.
  • the accommodation groove 123b of the accommodation portion 123 may further include a separate fixation portion (not shown) that may fix the wick 121 of FIG. 3.
  • FIG. 6 is a block diagram of an aerosol generating device 600 according to another embodiment.
  • the aerosol generating device 600 may include a controller 610, a sensing unit 620, an output unit 630, a battery 640, a heater 650, a user input unit 660, a memory 670, and a communication unit 680.
  • the internal structure of the aerosol generating device 600 is not limited to those illustrated in FIG. 6. That is, according to the design of the aerosol generating device 600, it will be understood by one of ordinary skill in the art that some of the components shown in FIG. 6 may be omitted or new components may be added.
  • the sensing unit 620 may sense a state of the aerosol generating device 600 and a state around the aerosol generating device 600, and transmit sensed information to the controller 610. Based on the sensed information, the controller 610 may control the aerosol generating device 600 to perform various functions, such as controlling an operation of the heater 650, limiting smoking, determining whether an aerosol generating article (e.g., a cigarette, a cartridge, or the like) is inserted, displaying a notification, or the like.
  • an aerosol generating article e.g., a cigarette, a cartridge, or the like
  • the sensing unit 620 may include at least one of a temperature sensor 622, an insertion detection sensor, and a puff sensor 626, but is not limited thereto.
  • the temperature sensor 622 may sense a temperature at which the heater 650 (or an aerosol generating material) is heated.
  • the aerosol generating device 600 may include a separate temperature sensor for sensing the temperature of the heater 650, or the heater 650 may serve as a temperature sensor.
  • the temperature sensor 622 may also be arranged around the battery 640 to monitor the temperature of the battery 640.
  • the insertion detection sensor 624 may sense insertion and/or removal of an aerosol generating article.
  • the insertion detection sensor 624 may include at least one of a film sensor, a pressure sensor, an optical sensor, a resistive sensor, a capacitive sensor, an inductive sensor, and an infrared sensor, and may sense a signal change according to the insertion and/or removal of an aerosol generating article.
  • the puff sensor 626 may sense a user's puff on the basis of various physical changes in an airflow passage or an airflow channel.
  • the puff sensor 626 may sense a user's puff on the basis of any one of a temperature change, a flow change, a voltage change, and a pressure change.
  • the sensing unit 620 may include, in addition to the temperature sensor 622, the insertion detection sensor 624, and the puff sensor 626 described above, at least one of a temperature/humidity sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a gyroscope sensor, a location sensor (e.g., a global positioning system (GPS)), a proximity sensor, and a red-green-blue (RGB) sensor (illuminance sensor).
  • GPS global positioning system
  • RGB red-green-blue
  • the output unit 630 may output information on a state of the aerosol generating device 600 and provide the information to a user.
  • the output unit 630 may include at least one of a display unit 632, a haptic unit 634, and a sound output unit 636, but is not limited thereto.
  • the display unit 632 and a touch pad form a layered structure to form a touch screen
  • the display unit 632 may also be used as an input device in addition to an output device.
  • the display unit 632 may visually provide information about the aerosol generating device 600 to the user.
  • information about the aerosol generating device 600 may mean various pieces of information, such as a charging/discharging state of the battery 640 of the aerosol generating device 600, a preheating state of the heater 650, an insertion/removal state of an aerosol generating article, or a state in which the use of the aerosol generating device 600 is restricted (e.g., sensing of an abnormal object), or the like, and the display unit 632 may output the information to the outside.
  • the display unit 632 may be, for example, a liquid crystal display panel (LCD), an organic light-emitting diode (OLED) display panel, or the like.
  • the display unit 632 may be in the form of a light-emitting diode (LED) light-emitting device.
  • LED light-emitting diode
  • the haptic unit 634 may tactilely provide information about the aerosol generating device 600 to the user by converting an electrical signal into a mechanical stimulus or an electrical stimulus.
  • the haptic unit 634 may include a motor, a piezoelectric element, or an electrical stimulation device.
  • the sound output unit 636 may audibly provide information about the aerosol generating device 600 to the user.
  • the sound output unit 636 may convert an electrical signal into a sound signal and output the same to the outside.
  • the battery 640 may supply power used to operate the aerosol generating device 600.
  • the battery 640 may supply power such that the heater 650 may be heated.
  • the battery 640 may supply power required for operations of other components (e.g., the sensing unit 620, the output unit 630, the user input unit 660, the memory 670, and the communication unit 680) in the aerosol generating device 600.
  • the battery 640 may be a rechargeable battery or a disposable battery.
  • the battery 640 may be a lithium polymer (LiPoly) battery, but is not limited thereto.
  • the heater 650 may receive power from the battery 640 to heat an aerosol generating material.
  • the aerosol generating device 600 may further include a power conversion circuit (e.g., a direct current (DC)/DC converter) that converts power of the battery 640 and supplies the same to the heater 650.
  • a power conversion circuit e.g., a direct current (DC)/DC converter
  • the aerosol generating device 600 may further include a DC/alternating current (AC) that converts DC power of the battery 640 into AC power.
  • AC DC/alternating current
  • the controller 610, the sensing unit 620, the output unit 630, the user input unit 660, the memory 670, and the communication unit 680 may each receive power from the battery 640 to perform a function.
  • the aerosol generating device 600 may further include a power conversion circuit that converts power of the battery 640 to supply the power to respective components, for example, a low dropout (LDO) circuit, or a voltage regulator circuit.
  • LDO low dropout
  • the heater 650 may be formed of any suitable electrically resistive material.
  • the suitable electrically resistive material may be a metal or a metal alloy including titanium, zirconium, tantalum, platinum, nickel, cobalt, chromium, hafnium, niobium, molybdenum, tungsten, tin, gallium, manganese, iron, copper, stainless steel, nichrome, or the like, but is not limited thereto.
  • the heater 650 may be implemented by a metal wire, a metal plate on which an electrically conductive track is arranged, a ceramic heating element, or the like, but is not limited thereto.
  • the heater 650 may be a heater of an induction heating type.
  • the heater 650 may include a susceptor that heats an aerosol generating material by generating heat through a magnetic field applied by a coil.
  • the user input unit 660 may receive information input from the user or may output information to the user.
  • the user input unit 660 may include a key pad, a dome switch, a touch pad (a contact capacitive method, a pressure resistance film method, an infrared sensing method, a surface ultrasonic conduction method, an integral tension measurement method, a piezo effect method, or the like), a jog wheel, a jog switch, or the like, but is not limited thereto.
  • the aerosol generating device 600 may further include a connection interface, such as a universal serial bus (USB) interface, and may connect to other external devices through the connection interface, such as the USB interface, to transmit and receive information, or to charge the battery 640.
  • USB universal serial bus
  • the memory 670 is a hardware component that stores various types of data processed in the aerosol generating device 600, and may store data processed and data to be processed by the controller 610.
  • the memory 670 may include at least one type of storage medium from among a flash memory type, a hard disk type, a multimedia card micro type memory, a card-type memory (for example, secure digital (SD) or extreme digital (XD) memory, etc.), random access memory (RAM), static random access memory (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read-only memory (PROM), a magnetic memory, a magnetic disk, and an optical disk.
  • the memory 670 may store an operation time of the aerosol generating device 600, the maximum number of puffs, the current number of puffs, at least one temperature profile, data on a user's smoking pattern, etc.
  • the communication unit 680 may include at least one component for communication with another electronic device.
  • the communication unit 680 may include a short-range wireless communication unit 682 and a wireless communication unit 684.
  • the short-range wireless communication unit 682 may include a Bluetooth communication unit, a Bluetooth Low Energy (BLE) communication unit, a near field communication unit, a wireless LAN (WLAN) (Wi-Fi) communication unit, a Zigbee communication unit, an infrared data association (IrDA) communication unit, a Wi-Fi Direct (WFD) communication unit, an ultra-wideband (UWB) communication unit, an Ant+ communication unit, or the like, but is not limited thereto.
  • BLE Bluetooth Low Energy
  • Wi-Fi wireless LAN
  • Zigbee communication unit an infrared data association (IrDA) communication unit
  • Wi-Fi Direct (WFD) communication unit Wi-Fi Direct (WFD) communication unit
  • UWB ultra-wideband
  • Ant+ communication unit or the like, but is not limited thereto.
  • the wireless communication unit 684 may include a cellular network communication unit, an Internet communication unit, a computer network (e.g., local area network (LAN) or wide area network (WAN)) communication unit, or the like, but is not limited thereto.
  • the wireless communication unit 684 may also identify and authenticate the aerosol generating device 600 within a communication network by using subscriber information (e.g., International Mobile Subscriber Identifier (IMSI)).
  • subscriber information e.g., International Mobile Subscriber Identifier (IMSI)
  • the controller 610 may control general operations of the aerosol generating device 600.
  • the controller 610 may include at least one processor.
  • the processor may be implemented as an array of a plurality of logic gates or may be implemented as a combination of a general-purpose microprocessor and a memory in which a program executable by the microprocessor is stored. It will be understood by one of ordinary skill in the art that the processor may be implemented in other forms of hardware.
  • the controller 610 may control the temperature of the heater 650 by controlling supply of power of the battery 640 to the heater 650.
  • the controller 610 may control power supply by controlling switching of a switching element between the battery 640 and the heater 650.
  • a direct heating circuit may also control power supply to the heater 650 according to a control command of the controller 610.
  • the controller 610 may analyze a result sensed by the sensing unit 620 and control subsequent processes to be performed. For example, the controller 610 may control power supplied to the heater 650 to start or end an operation of the heater 650 on the basis of a result sensed by the sensing unit 620. As another example, the controller 610 may control, based on a result sensed by the sensing unit 620, an amount of power supplied to the heater 650 and the time the power is supplied, such that the heater 650 may be heated to a certain temperature or maintained at an appropriate temperature.
  • the controller 610 may control the output unit 630 on the basis of a result sensed by the sensing unit 620. For example, when the number of puffs counted through the puff sensor 626 reaches a preset number, the controller 610 may notify the user that the aerosol generating device 600 will soon be terminated through at least one of the display unit 632, the haptic unit 634, and the sound output unit 636.
  • One embodiment may also be implemented in the form of a computer-readable recording medium including instructions executable by a computer, such as a program module executable by the computer.
  • the computer-readable recording medium may be any available medium that may be accessed by a computer and includes both volatile and nonvolatile media, and removable and non-removable media.
  • the computer-readable recording medium may include both a computer storage medium and a communication medium.
  • the computer storage medium includes all of volatile and nonvolatile media, and removable and non-removable media implemented by any method or technology for storage of information such as computer-readable instructions, data structures, program modules, or other data.
  • the communication medium typically includes computer-readable instructions, data structures, other data in modulated data signals such as program modules, or other transmission mechanisms, and includes any information transfer media.

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Abstract

Un vaporisateur pour un dispositif de génération d'aérosol comprend une unité de stockage stockant un matériau de génération d'aérosol, et une chambre de chauffage conçue pour chauffer le matériau de génération d'aérosol. La chambre de chauffage comprend une mèche s'étendant dans une direction longitudinale et conçue pour absorber le matériau de génération d'aérosol, un serpentin enroulé autour de la mèche et conçu pour chauffer le matériau de génération d'aérosol absorbé dans la mèche, et une partie de réception conçue pour recevoir la mèche, le diamètre de fil du serpentin est compris entre 0,15 mm et 0,2 mm, le nombre de tours du serpentin est compris entre 6 et 9, et la perte ohmique dans le serpentin est inférieure à 8 watts (W).
EP23801284.3A 2022-08-09 2023-08-09 Vaporisateur pour dispositif de génération d'aérosol et dispositif de génération d'aérosol le comprenant Pending EP4346459A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20220099424 2022-08-09
KR1020220179789A KR20240021086A (ko) 2022-08-09 2022-12-20 에어로졸 생성 장치용 증기화기 및 이를 포함하는 에어로졸 생성 장치
PCT/KR2023/011749 WO2024035113A1 (fr) 2022-08-09 2023-08-09 Vaporisateur pour dispositif de génération d'aérosol et dispositif de génération d'aérosol le comprenant

Publications (1)

Publication Number Publication Date
EP4346459A1 true EP4346459A1 (fr) 2024-04-10

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EP23801284.3A Pending EP4346459A1 (fr) 2022-08-09 2023-08-09 Vaporisateur pour dispositif de génération d'aérosol et dispositif de génération d'aérosol le comprenant

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EP (1) EP4346459A1 (fr)
WO (1) WO2024035113A1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL3376885T3 (pl) * 2015-11-17 2020-03-31 Philip Morris Products S.A. Wkład do układu wytwarzania aerozolu z induktorem identyfikacyjnym
MX2018014391A (es) * 2016-05-31 2019-03-14 Philip Morris Products Sa Unidad de mecha y calentador para un sistema generador de aerosol.
KR102194730B1 (ko) * 2018-11-16 2020-12-23 주식회사 케이티앤지 제1히터 및 제2히터를 갖는 에어로졸 생성장치 및 에어로졸 생성장치의 제1히터 및 제2히터의 전력을 제어하는 방법
KR102400049B1 (ko) * 2019-07-23 2022-05-19 주식회사 케이티앤지 증기화기 및 이를 포함하는 에어로졸 생성 장치
WO2021032809A1 (fr) * 2019-08-20 2021-02-25 Jt International Sa Dispositif et procédé pour améliorer la génération d'aérosol dans une cigarette électronique

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