WO2023075376A1 - Dispositif de génération d'aérosol - Google Patents

Dispositif de génération d'aérosol Download PDF

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Publication number
WO2023075376A1
WO2023075376A1 PCT/KR2022/016380 KR2022016380W WO2023075376A1 WO 2023075376 A1 WO2023075376 A1 WO 2023075376A1 KR 2022016380 W KR2022016380 W KR 2022016380W WO 2023075376 A1 WO2023075376 A1 WO 2023075376A1
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WO
WIPO (PCT)
Prior art keywords
aerosol
stick
heater
generating device
temperature
Prior art date
Application number
PCT/KR2022/016380
Other languages
English (en)
Inventor
HyungJin JUNG
Taehun Kim
Jueon Park
Jungho HAN
Original Assignee
Kt&G Corporation
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 KR1020220022211A external-priority patent/KR20230059685A/ko
Application filed by Kt&G Corporation filed Critical Kt&G Corporation
Priority to CA3227244A priority Critical patent/CA3227244A1/fr
Publication of WO2023075376A1 publication Critical patent/WO2023075376A1/fr

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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
    • A24F40/30—Devices using two or more structurally separated inhalable precursors, e.g. using two liquid precursors in two cartridges
    • 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
    • A24F40/50—Control or monitoring
    • A24F40/57—Temperature control
    • 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
    • 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
    • A24F40/20—Devices using solid inhalable precursors
    • 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
    • A24F40/60—Devices with integrated user interfaces

Definitions

  • the present disclosure relates to an aerosol-generating device.
  • An aerosol-generating device is a device that extracts certain components from a medium or a substance by forming an aerosol.
  • the medium may contain a multicomponent substance.
  • the substance contained in the medium may be a multicomponent flavoring substance.
  • the substance contained in the medium may include a nicotine component, an herbal component, and/or a coffee component. Recently, various research on aerosol-generating devices has been conducted.
  • An aerosol-generating device for accomplishing the above and other objects may include a cartridge having a chamber formed therein to store liquid, a first heater configured to heat the liquid, a housing having an insertion space defined therein, a second heater configured to heat a stick inserted into the insertion space, a memory configured to store a plurality of liquid temperature profiles corresponding to the first heater and a plurality of stick temperature profiles corresponding to the second heater, and a controller configured to set any one of a plurality of modes to an operation mode of the aerosol-generating device.
  • the controller may determine a target temperature for the first heater based on a liquid temperature profile corresponding to the set operation mode among the plurality of liquid temperature profiles, and may determine a target temperature for the second heater based on a stick temperature profile corresponding to the set operation mode among the plurality of stick temperature profiles.
  • the plurality of modes may include two or more modes among a first mode corresponding to the liquid, a second mode corresponding to both the stick and the liquid, and a third mode corresponding to the stick.
  • FIG. 1 is a block diagram of an aerosol-generating device according to an embodiment of the present disclosure
  • FIGS. 2 and 3 are views for explaining an aerosol-generating device according to embodiments of the present disclosure
  • FIGS. 4 and 5 are views for explaining a stick according to embodiments of the present disclosure.
  • FIG. 6 is a flowchart showing an operation method of the aerosol-generating device according to an embodiment of the present disclosure.
  • FIGS. 7 to 13 are diagrams for explaining the operation of an aerosol-generating device according to an embodiment of the present disclosure.
  • FIG. 1 is a block diagram of an aerosol-generating device according to an embodiment of the present disclosure.
  • an aerosol-generating device 10 may include a communication interface 11, an input/output interface 12, an aerosol-generating module 13, a memory 14, a sensor module 15, a battery 16, and/or a controller 17.
  • the aerosol-generating device 10 may be composed only of a main body. In this case, components included in the aerosol-generating device 10 may be located in the main body. In another embodiment, the aerosol-generating device 10 may be composed of a cartridge, which contains an aerosol-generating substance, and a main body. In this case, the components included in the aerosol-generating device 10 may be located in at least one of the main body or the cartridge.
  • the communication interface 11 may include at least one communication module for communication with an external device and/or a network.
  • the communication interface 11 may include a communication module for wired communication, such as a Universal Serial Bus (USB).
  • the communication interface 11 may include a communication module for wireless communication, such as Wireless Fidelity (Wi-Fi), Bluetooth, Bluetooth Low Energy (BLE), ZigBee, or nearfield communication (NFC).
  • Wi-Fi Wireless Fidelity
  • BLE Bluetooth Low Energy
  • ZigBee ZigBee
  • NFC nearfield communication
  • the input/output interface 12 may include an input device (not shown) for receiving a command from a user and/or an output device (not shown) for outputting information to the user.
  • the input device may include a touch panel, a physical button, a microphone, or the like.
  • the output device may include a display device for outputting visual information, such as a display or a light-emitting diode (LED), an audio device for outputting auditory information, such as a speaker or a buzzer, a motor for outputting tactile information such as haptic effect, or the like.
  • the input/output interface 12 may transmit data corresponding to a command input by the user through the input device to another component (or other components) of the aerosol-generating device 100.
  • the input/output interface 12 may output information corresponding to data received from another component (or other components) of the aerosol-generating device 10 through the output device.
  • the aerosol-generating module 13 may generate an aerosol from an aerosol-generating substance.
  • the aerosol-generating substance may be a substance in a liquid state, a solid state, or a gel state, which is capable of generating an aerosol, or a combination of two or more aerosol-generating substances.
  • the liquid aerosol-generating substance may be a liquid including a tobacco-containing material having a volatile tobacco flavor component.
  • the liquid aerosol-generating substance may be a liquid including a non-tobacco material.
  • the liquid aerosol-generating substance may include water, solvents, nicotine, plant extracts, flavorings, flavoring agents, vitamin mixtures, etc.
  • the solid aerosol-generating substance may include a solid material based on a tobacco raw material such as a reconstituted tobacco sheet, shredded tobacco, or granulated tobacco.
  • the solid aerosol-generating substance may include a solid material having a taste control agent and a flavoring material.
  • the taste control agent may include calcium carbonate, sodium bicarbonate, calcium oxide, etc.
  • the flavoring material may include a natural material such as herbal granules, or may include a material such as silica, zeolite, or dextrin, which includes an aroma ingredient.
  • the aerosol-generating substance may further include an aerosol-forming agent such as glycerin or propylene glycol.
  • the aerosol-generating module 13 may include at least one heater (not shown).
  • the aerosol-generating module 13 may include an electro-resistive heater.
  • the electro-resistive heater may include at least one electrically conductive track.
  • the electro-resistive heater may be heated as current flows through the electrically conductive track.
  • the aerosol-generating substance may be heated by the heated electro-resistive heater.
  • the electrically conductive track may include an electro-resistive material.
  • the electrically conductive track may be formed of a metal material.
  • the electrically conductive track may be formed of a ceramic material, carbon, a metal alloy, or a composite of a ceramic material and metal.
  • the electro-resistive heater may include an electrically conductive track that is formed in any of various shapes.
  • the electrically conductive track may be formed in any one of a tubular shape, a plate shape, a needle shape, a rod shape, and a coil shape.
  • the aerosol-generating module 13 may generate ultrasonic vibrations to thereby generate an aerosol from the aerosol-generating substance.
  • the aerosol-generating device 10 may be referred to as a cartomizer, an atomizer, or a vaporizer.
  • the memory 14 may store applications designed for the purpose of performing various tasks that can be processed by the controller 17.
  • the memory 14 may selectively provide some of the stored applications in response to the request from the controller 17.
  • the memory 14 may store data on the operation time of the aerosol-generating device 100, the maximum number of puffs, the current number of puffs, the number of uses of battery 16, at least one temperature profile, the user's inhalation pattern, and data about charging/discharging.
  • puff means inhalation by the user.
  • inhalation means the user's act of taking air or other substances into the user's oral cavity, nasal cavity, or lungs through the user's mouth or nose.
  • the sensor module 15 may include at least one sensor.
  • the sensor module 15 may include a sensor for sensing a puff (hereinafter referred to as a "puff sensor").
  • the puff sensor may be implemented by a pressure sensor, a gyro sensor, an acceleration sensor, a magnetic field sensor, or the like.
  • the sensor module 15 may include a sensor for sensing the temperature of the heater included in the aerosol-generating module 13 and the temperature of the aerosol-generating substance (hereinafter referred to as a "temperature sensor").
  • the heater included in the aerosol-generating module 13 may also serve as the temperature sensor.
  • the electro-resistive material of the heater may be a material having a predetermined temperature coefficient of resistance.
  • the sensor module 15 may measure the resistance of the heater, which varies according to the temperature, to thereby sense the temperature of the heater.
  • the sensor module 15 may include a sensor for sensing insertion of the stick (hereinafter referred to as a "stick detection sensor").
  • the sensor module 15 may include a sensor for sensing mounting/demounting of the cartridge and the position of the cartridge (hereinafter referred to as a "cartridge detection sensor").
  • the stick detection sensor and/or the cartridge detection sensor may be implemented as an inductance-based sensor, a capacitive sensor, a resistance sensor, or a Hall sensor (or Hall IC) using a Hall effect.
  • the sensor module 15 may include a voltage sensor for sensing a voltage applied to a component (e.g. the battery 16) provided in the aerosol-generating device 10 and/or a current sensor for sensing a current.
  • a voltage sensor for sensing a voltage applied to a component (e.g. the battery 16) provided in the aerosol-generating device 10
  • a current sensor for sensing a current.
  • the battery 16 may be a rechargeable battery or a disposable battery.
  • the battery 16 may be a lithium-ion (Li-ion) battery or a lithium polymer (Li-polymer) battery.
  • the present disclosure is not limited thereto.
  • the charging rate (C-rate) of the battery 16 may be 10C
  • the discharging rate (C-rate) thereof may be 10C to 20C.
  • the present disclosure is not limited thereto.
  • the battery 16 may be manufactured such that 80% or more of the total capacity may be ensured even when charging/discharging is performed 2000 times.
  • the aerosol-generating device 10 may further include a protection circuit module (PCM) (not shown), which is a circuit for protecting the battery 16.
  • the protection circuit module (PCM) may be disposed adjacent to the upper surface of the battery 16. For example, in order to prevent overcharging and overdischarging of the battery 16, the protection circuit module (PCM) may cut off the electrical path to the battery 16 when a short circuit occurs in a circuit connected to the battery 16, when an overvoltage is applied to the battery 16, or when an overcurrent flows through the battery 16.
  • the aerosol-generating device 10 may further include a charging terminal to which electric power supplied from the outside is input.
  • the charging terminal may be formed at one side of the main body of the aerosol-generating device 100.
  • the aerosol-generating device 10 may charge the battery 16 using electric power supplied through the charging terminal.
  • the charging terminal may be configured as a wired terminal for USB communication, a pogo pin, or the like.
  • the aerosol-generating device 10 may further include a power terminal (not shown) to which electric power supplied from the outside is input.
  • a power line may be connected to the power terminal, which is disposed at one side of the main body of the aerosol-generating device 100.
  • the aerosol-generating device 10 may use the electric power supplied through the power line connected to the power terminal to charge the battery 16.
  • the power terminal may be a wired terminal for USB communication.
  • the aerosol-generating device 10 may wirelessly receive electric power supplied from the outside through the communication interface 11.
  • the aerosol-generating device 10 may wirelessly receive electric power using an antenna included in the communication module for wireless communication.
  • the aerosol-generating device 10 may charge the battery 16 using the wirelessly supplied electric power.
  • the controller 17 may control the overall operation of the aerosol-generating device 100.
  • the controller 17 may be connected to each of the components provided in the aerosol-generating device 100.
  • the controller 17 may transmit and/or receive a signal to and/or from each of the components, thereby controlling the overall operation of each of the components.
  • the controller 17 may include at least one processor.
  • the controller 17 may control the overall operation of the aerosol-generating device 10 using the processor included therein.
  • the processor may be a general processor such as a central processing unit (CPU).
  • the processor may be a dedicated device such as an application-specific integrated circuit (ASIC), or may be any of other hardware-based processors.
  • the controller 17 may perform any one of a plurality of functions of the aerosol-generating device 100.
  • the controller 17 may perform any one of a plurality of functions of the aerosol-generating device 10 (e.g. a preheating function, a heating function, a charging function, and a cleaning function) according to the state of each of the components provided in the aerosol-generating device 10 and the user's command received through the input/output interface 12.
  • the controller 17 may determine the occurrence or non-occurrence of a puff using the puff sensor included in the sensor module 15. For example, the controller 17 may check a temperature change, a flow change, a pressure change, and a voltage change in the aerosol-generating device 10 based on the values sensed by the puff sensor. The controller 17 may determine the occurrence or non-occurrence of a puff based on the value sensed by the puff sensor.
  • the controller 17 may control the operation of each of the components provided in the aerosol-generating device 10 according to the occurrence or non-occurrence of a puff and/or the number of puffs. For example, the controller 17 may perform control such that the temperature of the heater is changed or maintained based on the temperature profile stored in the memory 14.
  • the controller 17 may perform control such that the supply of electric power to the heater is interrupted according to a predetermined condition. For example, the controller 17 may perform control such that the supply of electric power to the heater is interrupted when the stick is removed, when the cartridge is demounted, when the number of puffs reaches the predetermined maximum number of puffs, when a puff is not sensed during a predetermined period of time or longer, or when the remaining capacity of the battery 16 is less than a predetermined value.
  • the controller 17 may calculate the remaining capacity with respect to the full charge capacity of the battery 16. For example, the controller 17 may calculate the remaining capacity of the battery 16 based on the values sensed by the voltage sensor and/or the current sensor included in the sensor module 15.
  • the controller 17 may perform control such that a current pulse having a predetermined frequency and a predetermined duty ratio is supplied to the heater using the PWM method.
  • the controller 17 may control the amount of electric power supplied to the heater by adjusting the frequency and the duty ratio of the current pulse.
  • the controller 17 may determine a target temperature to be controlled based on the temperature profile.
  • the controller 17 may control the amount of electric power supplied to the heater using the PID method, which is a feedback control method using a difference value between the temperature of the heater and the target temperature, a value obtained by integrating the difference value with respect to time, and a value obtained by differentiating the difference value with respect to time.
  • the PWM method and the PID method are described as examples of methods of controlling the supply of electric power to the heater, the present disclosure is not limited thereto, and may employ any of various control methods, such as a proportional-integral (PI) method or a proportional-differential (PD) method.
  • PI proportional-integral
  • PD proportional-differential
  • the controller 17 may perform control such that electric power is supplied to the heater according to a predetermined condition. For example, when a cleaning function for cleaning the space into which the stick is inserted is selected in response to a command input by the user through the input/output interface 12, the controller 17 may perform control such that a predetermined amount of electric power is supplied to the heater.
  • FIGS. 2 and 3 are views for explaining an aerosol-generating device according to embodiments of the present disclosure.
  • the aerosol-generating device 10 may include a main body 100 and/or a cartridge 200.
  • the aerosol-generating device 10 may include a main body 100 and a cartridge 200.
  • the main body 100 may support the cartridge 200, and the cartridge 200 may contain an aerosol-generating substance.
  • the cartridge 200 may be configured so as to be detachably mounted to the main body 100.
  • the cartridge 200 may be integrally configured with the main body 100.
  • the cartridge 200 may be mounted to the main body 100 in a manner such that at least a portion of the cartridge 200 is inserted into the insertion space formed by a housing 101 of the main body 100.
  • the controller 17 may determine whether the cartridge 200 is in a mounted state or a detached state using a cartridge detection sensor included in the sensor module 15.
  • the cartridge detection sensor may transmit a pulse current through a first terminal connected with the cartridge 200.
  • the controller 17 may determine whether the cartridge 200 is in a connected state, based on whether the pulse current is received through a second terminal.
  • the cartridge 200 may include an insertion space 230 configured to allow the stick 20 to be inserted.
  • the cartridge 200 may include the insertion space formed by an inner wall extending in a circumferential direction along a direction in which the stick 20 is inserted.
  • the insertion space may be formed by opening the inner side of the inner wall up and down.
  • the stick 20 may be inserted into the insertion space formed by the inner wall.
  • the insertion space into which the stick 20 is inserted may be formed in a shape corresponding to the shape of a portion of the stick 20 inserted into the insertion space.
  • the insertion space may be formed in a cylindrical shape.
  • the outer surface of the stick 20 may be surrounded by the inner wall and contact the inner wall.
  • a portion of the stick 20 may be inserted into the insertion space 230 in the cartridge 200, and the remaining portion thereof may be exposed to the outside.
  • the stick 20 may be similar to a general combustive cigarette.
  • the stick 20 may be divided into a first portion including an aerosol generating material and a second portion including a filter and the like.
  • an aerosol generating material may be included in the second portion of the stick 20.
  • a flavoring substance made in the form of granules or capsules may be inserted into the second portion.
  • the entire first portion is inserted into the insertion space of the aerosol-generating device 10, and the second portion may be exposed to the outside. Alternatively, only a portion of the first portion may be inserted into the insertion space of the aerosol-generating device 10, or a portion of the first portion and the second portion may be inserted. The user may inhale the aerosol while biting the second portion with the mouth.
  • the cartridge 200 may include a first heater 210 for heating an aerosol-generating substance, a second heater 215 for heating the stick 20, and/or a storage unit 220 containing the aerosol-generating substance.
  • a liquid delivery element impregnated with (containing) the aerosol-generating substance may be disposed in the storage unit 220.
  • the storage unit 220 storing liquid may be referred to as a chamber 220.
  • the electrically conductive track of the first heater 210 may be formed in a structure that is wound around the liquid delivery element.
  • the liquid delivery element may include a wick made of, for example, cotton fiber, ceramic fiber, glass fiber, or porous ceramic.
  • the second heater 215 may be disposed in the cartridge 200 at a position corresponding to a position at which the stick 20 is located after being inserted into the insertion space 230.
  • the second heater 215 may be implemented as an electrically conductive heater and/or an induction heating type heater.
  • the second heater 215 may heat the inside and/or the outside of the stick 20 using the power supplied from the battery 16. In this case, an aerosol may be generated in the heated stick 20.
  • the user may inhale the aerosol while biting one end of the stick 20 with the mouth.
  • the aerosol generated by the heater 210 may pass through the stick 20 and be delivered to the user's mouth.
  • the material contained in the stick 20 may be added to the aerosol.
  • the aerosol-generating device 10 may include a main body 100 supporting the cartridge 200 and a cartridge 200 containing an aerosol-generating substance.
  • the main body 100 may be formed so as to allow the stick 20 to be inserted into an insertion space 130 therein.
  • the stick 20 may be inserted into the insertion space 130 defined by the inner wall of the housing 101 of the main body 100.
  • the aerosol-generating device 10 may include a first heater 210 for heating the aerosol-generating substance stored in the cartridge 200.
  • a first heater 210 for heating the aerosol-generating substance stored in the cartridge 200.
  • the aerosol generated by the first heater 210 may pass through the stick 20.
  • a flavor may be added to the aerosol.
  • the aerosol containing the flavor may be drawn into the user's oral cavity through one end of the stick 20.
  • the aerosol-generating device 10 may include a first heater 210 for heating the aerosol-generating substance stored in the cartridge 200 and a second heater 115 for heating the stick 20 inserted into the main body 100.
  • the aerosol-generating device 10 may generate an aerosol by heating the aerosol-generating substance stored in the cartridge 200 and the stick 20 using the first heater 210 and the second heater 115, respectively.
  • FIGS. 4 and 5 are views for explaining a stick according to embodiments of the present disclosure.
  • the stick 20 may include a tobacco rod 21 and a filter rod 22.
  • the first portion described above with reference to FIG. 2 may include the tobacco rod.
  • the second portion described above with reference to FIG. 2 may include the filter rod 22.
  • FIG. 5 illustrates that the filter rod 22 includes a single segment.
  • the filter rod 22 is not limited thereto.
  • the filter rod 22 may include a plurality of segments.
  • the filter rod 22 may include a first segment configured to cool an aerosol and a second segment configured to filter a certain component included in the aerosol.
  • the filter rod 22 may further include at least one segment configured to perform other functions.
  • a diameter of the stick 20 may be within a range of 5 mm to 9 mm, and a length of the stick 20 may be about 48 mm, but embodiments are not limited thereto.
  • a length of the tobacco rod 21 may be about 12 mm
  • a length of a first segment of the filter rod 22 may be about 10 mm
  • a length of a second segment of the filter rod 22 may be about 14 mm
  • a length of a third segment of the filter rod 22 may be about 12 mm, but embodiments are not limited thereto.
  • the stick 20 may be wrapped using at least one wrapper 24.
  • the wrapper 24 may have at least one hole through which external air may be introduced or internal air may be discharged.
  • the stick 20 may be wrapped using one wrapper 24.
  • the stick 20 may be double-wrapped using at least two wrappers 24.
  • the tobacco rod 21 may be wrapped using a first wrapper 241.
  • the filter rod 22 may be wrapped using wrappers 242, 243, 244.
  • the tobacco rod 21 and the filter rod 22 wrapped by wrappers may be combined.
  • the stick 20 may be re-wrapped by a single wrapper 245.
  • each segment may be wrapped using wrappers 242, 243, 244.
  • the entirety of stick 20 composed of a plurality of segments wrapped by wrappers may be re-wrapped by another wrapper
  • the first wrapper 241 and the second wrapper 242 may be formed of general filter wrapping paper.
  • the first wrapper 241 and the second wrapper 242 may be porous wrapping paper or non-porous wrapping paper.
  • the first wrapper 241 and the second wrapper 242 may be made of an oil-resistant paper sheet and an aluminum laminate packaging material.
  • the third wrapper 243 may be made of a hard wrapping paper.
  • a basis weight of the third wrapper 243 may be within a range of 88 g/m2 to 96 g/m2.
  • the basis weight of the third wrapper 243 may be within a range of 90 g/m2 to 94 g/m2.
  • a total thickness of the third wrapper 243 may be within a range of 1200 ⁇ m to 1300 ⁇ m.
  • the total thickness of the third wrapper 243 may be 125 ⁇ m.
  • the fourth wrapper 244 may be made of an oil-resistant hard wrapping paper.
  • a basis weight of the fourth wrapper 244 may be within a range of about 88 g/m2 to about 96 g/m2.
  • the basis weight of the fourth wrapper 244 may be within a range of 90 g/m2 to 94 g/m2.
  • a total thickness of the fourth wrapper 244 may be within a range of 1200 ⁇ m to 1300 ⁇ m.
  • the total thickness of the fourth wrapper 244 may be 125 ⁇ m.
  • a predetermined material may be included in the fifth wrapper 245.
  • an example of the predetermined material may be, but is not limited to, silicon.
  • silicon exhibits characteristics like heat resistance with little change due to the temperature, oxidation resistance, resistances to various chemicals, water repellency, electrical insulation, etc.
  • any material other than silicon may be applied to (or coated on) the fifth wrapper 245 without limitation as long as the material has the above-mentioned characteristics.
  • the fifth wrapper 245 may prevent the stick 20 from being burned.
  • the tobacco rod 21 is heated by the heater 110, there is a possibility that the stick 20 is burned.
  • the temperature is raised to a temperature above the ignition point of any one of materials included in the tobacco rod 21, the stick 20 may be burned. Even in this case, since the fifth wrapper 245 include a non-combustible material, the burning of the stick 20 may be prevented.
  • the fifth wrapper 245 may prevent the aerosol generating device 100 from being contaminated by substances formed by the stick 20.
  • liquid substances may be formed in the stick 20.
  • liquid materials e.g., moisture, etc.
  • the fifth wrapper 245 wraps the stick 20, the liquid materials formed in the stick 20 may be prevented from being leaked out of the stick 20.
  • the tobacco rod 21 may include an aerosol generating material.
  • the aerosol generating material may include at least one of glycerin, propylene glycol, ethylene glycol, dipropylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, and oleyl alcohol, but it is not limited thereto.
  • the tobacco rod 21 may include other additives, such as flavors, a wetting agent, and/or organic acid.
  • the tobacco rod 21 may include a flavored liquid, such as menthol or a moisturizer, which is injected to the tobacco rod 21.
  • the tobacco rod 21 may be manufactured in various forms.
  • the tobacco rod 21 may be formed as a sheet or a strand.
  • the tobacco rod 21 may be formed as a pipe tobacco, which is formed of tiny bits cut from a tobacco sheet.
  • the tobacco rod 21 may be surrounded by a heat conductive material.
  • the heat-conducting material may be, but is not limited to, a metal foil such as aluminum foil.
  • the heat conductive material surrounding the tobacco rod 21 may uniformly distribute heat transmitted to the tobacco rod 21, and thus, the heat conductivity applied to the tobacco rod may be increased and taste of the tobacco may be improved.
  • the heat conductive material surrounding the tobacco rod 21 may function as a susceptor heated by the induction heater.
  • the tobacco rod 21 may further include an additional susceptor, in addition to the heat conductive material surrounding the tobacco rod 21.
  • the filter rod 22 may include a cellulose acetate filter. Shapes of the filter rod 22 are not limited.
  • the filter rod 22 may include a cylinder-type rod or a tube-type rod having a hollow inside.
  • the filter rod 22 may include a recess-type rod. When the filter rod 22 includes a plurality of segments, at least one of the plurality of segments may have a different shape.
  • the first segment of the filter rod 22 may be a cellulous acetate filter.
  • the first segment may be a tube-type structure having a hollow inside.
  • the first segment may prevent an internal material of the tobacco rod 21 from being pushed back when the heater 110 is inserted into the tobacco rod 21 and may also provide a cooling effect to aerosol.
  • a diameter of the hollow included in the first segment may be an appropriate diameter within a range of 2 mm to 4.5 mm but is not limited thereto.
  • the length of the first segment may be an appropriate length within a range of 4 mm to 30 mm but is not limited thereto.
  • the length of the first segment may be 10 mm but is not limited thereto.
  • the second segment of the filter rod 22 cools the aerosol which is generated when the heater 110 heats the tobacco rod 21. Therefore, the user may puff the aerosol which is cooled at an appropriate temperature.
  • the length or diameter of the second segment may be variously determined according to the shape of the stick 20.
  • the length of the second segment may be an appropriate length within a range of 7 mm to 20 mm.
  • the length of the second segment may be about 14 mm but is not limited thereto.
  • the second segment may be manufactured by weaving a polymer fiber.
  • a flavoring liquid may also be applied to the fiber formed of the polymer.
  • the second segment may be manufactured by weaving together an additional fiber coated with a flavoring liquid and a fiber formed of a polymer.
  • the second segment may be formed by a crimped polymer sheet.
  • a polymer may be formed of a material selected from the group consisting of polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC), polyethylene terephthalate (PET), polylactic acid (PLA), cellulous acetate (CA), and aluminum coil.
  • PE polyethylene
  • PP polypropylene
  • PVC polyvinyl chloride
  • PET polyethylene terephthalate
  • PLA polylactic acid
  • CA cellulous acetate
  • aluminum coil aluminum coil
  • the second segment may include a single channel or a plurality of channels extending in a longitudinal direction.
  • a channel refers to a passage through which a gas (e.g., air or aerosol) passes.
  • the second segment formed of the crimped polymer sheet may be formed from a material having a thickness between about 5 ⁇ m and about 300 ⁇ m, for example, between about 10 ⁇ m and about 250 ⁇ m.
  • a total surface area of the second segment may be between about 300 mm2/mm and about 1000 mm2/mm.
  • an aerosol cooling element may be formed from a material having a specific surface area between about 10 mm2/mg and about 100 mm2/mg.
  • the second segment may include a thread including a volatile flavor component.
  • the volatile flavor component may be menthol but is not limited thereto.
  • the thread may be filled with a sufficient amount of menthol to provide the second segment with menthol of 1.5 mg or more.
  • the third segment of the filter rod 22 may be a cellulous acetate filter.
  • the length of the third segment may be an appropriate length within a range of 4 mm to 20 mm.
  • the length of the third segment may be about 12 mm but is not limited thereto.
  • the filter rod 22 may be manufactured to generate flavors.
  • a flavoring liquid may be injected onto the filter rod 22.
  • an additional fiber coated with a flavoring liquid may be inserted into the filter rod 22.
  • the filter rod 22 may include at least one capsule 23.
  • the capsule 23 may generate a flavor.
  • the capsule 23 may generate an aerosol.
  • the capsule 23 may have a configuration in which a liquid including a flavoring material is wrapped with a film.
  • the capsule 23 may have a spherical or cylindrical shape but is not limited thereto.
  • a stick 30 may further include a front-end plug 33.
  • the front-end plug 33 may be located on a side of a tobacco rod 31, the side not facing a filter rod 32.
  • the front-end plug 33 may prevent the tobacco rod 31 from being detached and prevent liquefied aerosol from flowing into the aerosol generating device 10 from the tobacco rod 31, during smoking.
  • the filter rod 32 may include a first segment 321 and a second segment 322.
  • the first segment 321 may correspond to the first segment of the filter rod 22 of FIG. 4.
  • the segment 322 may correspond to the third segment of the filter rod 22 of FIG. 4.
  • a diameter and a total length of the stick 30 may correspond to the diameter and a total length of the stick 20 of FIG. 4.
  • a length of the front-end plug 33 may be about 7 mm
  • a length of the tobacco rod 31 may be about 15 mm
  • a length of the first segment 321 may be about 12 mm
  • a length of the second segment 322 may be about 14 mm, but embodiments are not limited thereto.
  • the stick 30 may be wrapped using at least one wrapper 35.
  • the wrapper 35 may have at least one hole through which external air may be introduced or internal air may be discharged.
  • the front-end plug 33 may be wrapped using a first wrapper 351
  • the tobacco rod 31 may be wrapped using a second wrapper 352
  • the first segment 321 may be wrapped using a third wrapper 353
  • the second segment 322 may be wrapped using a fourth wrapper 354.
  • the entire stick 30 may be re-wrapped using a fifth wrapper 355.
  • the second segment 322 may include at least one capsule 34.
  • the capsule 34 may generate a flavor.
  • the capsule 34 may generate an aerosol.
  • the capsule 34 may have a configuration in which a liquid including a flavoring material is wrapped with a film.
  • the capsule 34 may have a spherical or cylindrical shape but is not limited thereto.
  • the first wrapper 351 may be formed by combining general filter wrapping paper with a metal foil such as an aluminum coil.
  • a total thickness of the first wrapper 351 may be within a range of 45 ⁇ m to 55 ⁇ m.
  • the total thickness of the first wrapper 351 may be 50.3 ⁇ m.
  • a thickness of the metal coil of the first wrapper 351 may be within a range 6 ⁇ m to 7 ⁇ m.
  • the thickness of the metal coil of the first wrapper 351 may be 6.3 ⁇ m.
  • a basis weight of the first wrapper 351 may be within a range of 50 g/m2 to 55 g/m2.
  • the basis weight of the first wrapper 351 may be 53 g/m2.
  • the second wrapper 352 and the third wrapper 353 may be formed of general filter wrapping paper.
  • the second wrapper 352 and the third wrapper 353 may be porous wrapping paper or non-porous wrapping paper.
  • porosity of the second wrapper 352 may be 35000 CU but is not limited thereto.
  • a thickness of the second wrapper 352 may be within a range of 70 ⁇ m to 80 ⁇ m.
  • the thickness of the second wrapper 352 may be 78 ⁇ m.
  • a basis weight of the second wrapper 352 may be within a range of 20 g/m2 to 25 g/m2.
  • the basis weight of the second wrapper 352 may be 23.5 g/m2.
  • porosity of the third wrapper 353 may be 24000 CU but is not limited thereto.
  • a thickness of the third wrapper 353 may be in a range of about 60 ⁇ m to about 70 ⁇ m.
  • the thickness of the third wrapper 353 may be 68 ⁇ m.
  • a basis weight of the third wrapper 353 may be in a range of about 20 g/m2 to about 25 g/m2.
  • the basis weight of the third wrapper 353 may be 21 g/m2.
  • the fourth wrapper 354 may be formed of PLA laminated paper.
  • the PLA laminated paper refers to three-layer paper including a paper layer, a PLA layer, and a paper layer.
  • a thickness of the fourth wrapper 353 may be in a range of 100 ⁇ m to 1200 ⁇ m.
  • the thickness of the fourth wrapper 353 may be 110 ⁇ m.
  • a basis weight of the fourth wrapper 354 may be in a range of 80 g/m2 to 100 g/m2.
  • the basis weight of the fourth wrapper 354 may be 88 g/m2.
  • the fifth wrapper 355 may be formed of sterilized paper (MFW).
  • the sterilized paper (MFW) refers to paper which is particularly manufactured to improve tensile strength, water resistance, smoothness, and the like more than ordinary paper.
  • a basis weight of the fifth wrapper 355 may be in a range of 57 g/m2 to 63 g/m2.
  • the basis weight of the fifth wrapper 355 may be 60 g/m2.
  • a thickness of the fifth wrapper 355 may be in a range of 64 ⁇ m to 70 ⁇ m.
  • the thickness of the fifth wrapper 355 may be 67 ⁇ m.
  • the fifth wrapper 355 may include a preset material added thereto.
  • An example of the material may include silicon, but it is not limited thereto. Silicon has characteristics such as heat resistance robust to temperature conditions, oxidation resistance, resistance to various chemicals, water repellency to water, and electrical insulation, etc. Besides silicon, any other materials having characteristics as described above may be applied to (or coated on) the fifth wrapper 355 without limitation.
  • the front-end plug 33 may be formed of cellulous acetate.
  • the front-end plug 33 may be formed by adding a plasticizer (e.g., triacetin) to cellulous acetate tow.
  • a plasticizer e.g., triacetin
  • Mono-denier of filaments constituting the cellulous acetate tow may be in a range of 1.0 to 10.0.
  • the mono-denier of filaments constituting the cellulous acetate tow may be within a range of 4.0 to 6.0.
  • the mono-denier of the filaments of the front-end plug 33 may be 5.0.
  • a cross-section of the filaments constituting the front-end plug 33 may be a Y shape.
  • Total denier of the front-end plug 33 may be in a range of 20000 to 30000.
  • the total denier of the front-end plug 33 may be within a range of 25000 to 30000.
  • the total denier of the front-end plug 33 may be 28000.
  • the front-end plug 33 may include at least one channel.
  • a cross-sectional shape of the channel may be manufactured in various shapes.
  • the tobacco rod 31 may correspond to the tobacco rod 21 described above with reference to FIG. 4. Therefore, hereinafter, the detailed description of the tobacco rod 31 will be omitted.
  • the first segment 321 may be formed of cellulous acetate.
  • the first segment 321 may be a tube-type structure having a hollow inside.
  • the first segment 321 may be manufactured by adding a plasticizer (e.g., triacetin) to cellulous acetate tow.
  • a plasticizer e.g., triacetin
  • mono-denier and total denier of the first segment 321 may be the same as the mono-denier and total denier of the front-end plug 33.
  • the second segment 322 may be formed of cellulous acetate.
  • Mono denier of filaments constituting the second segment 322 may be in a range of 1.0 to 10.0.
  • the mono denier of the filaments of the second segment 322 may be within a range of about 8.0 to about 10.0.
  • the mono denier of the filaments of the second segment 322 may be 9.0.
  • a cross-section of the filaments of the second segment 322 may be a Y shape.
  • Total denier of the second segment 322 may be in a range of 20000 to 30000.
  • the total denier of the second segment 322 may be 25000.
  • FIG. 6 is a flowchart showing an operation method of an aerosol-generating device according to an embodiment of the present disclosure.
  • the aerosol-generating device 10 may execute a function of setting an operation mode in operation S610.
  • the aerosol-generating device 10 may execute a function of setting an operation mode in response to user input received through an input device included in the input/output interface 11.
  • the supply of power to the first heater 210 and the second heater 115 may be interrupted.
  • the aerosol-generating device 10 may determine whether user input for selecting any one of a plurality of modes as an operation mode is received in operation S620.
  • the plurality of modes may correspond to at least one of the liquid stored in the storage unit 220 or the stick 20.
  • the plurality of modes may include two or more modes among a first mode corresponding to the liquid, a second mode corresponding to both the stick 20 and the liquid, and a third mode corresponding to the stick 20.
  • the aerosol-generating device 10 may output a user interface screen (hereinafter referred to as a setting screen) for setting an operation mode through the display 710.
  • the setting screen output through the display 710 may include at least one indicator indicating a plurality of modes.
  • the aerosol-generating device 10 may output a setting screen including an indicator indicating a mode currently set to an operation mode through the display 710 in response to the execution of the function of setting an operation mode.
  • the indicator included in the setting screen may correspond to the amount of the substance of the tobacco rod 21, which is contained in the aerosol inhaled by the user as the tobacco rod 21 is heated by the second heater 115.
  • the aerosol-generating device 10 may change the indicator included in the setting screen output through the display 710 in order of modes in response to the first input received through the button 720.
  • the aerosol-generating device 10 may select an operation mode in response to the second input received through the button 720.
  • the aerosol-generating device 10 may determine a temperature profile corresponding to the selected operation mode upon receiving user input for selecting an operation mode in operation S630.
  • the memory 14 may store a plurality of temperature profiles corresponding to the first heater 210 (hereinafter referred to as liquid temperature profiles) and a plurality of temperature profiles corresponding to the second heater 115 (hereinafter referred to as stick temperature profiles).
  • the aerosol-generating device 10 may determine a target temperature for the first heater 210 (hereinafter referred to as a liquid target temperature) based on a liquid temperature profile corresponding to the operation mode among the plurality of liquid temperature profiles.
  • the aerosol-generating device 10 may determine a target temperature for the second heater 115 (hereinafter referred to as a stick target temperature) based on a stick temperature profile corresponding to the operation mode among the plurality of stick temperature profiles.
  • the aerosol-generating device 10 may increase the amount of power that is supplied to the first heater 210 in the heating period. For example, when the liquid target temperature for the first heater 210 is relatively high, the aerosol-generating device 10 may supply a relatively large amount of power to the first heater 210. For example, when the liquid target temperature for the first heater 210 is relatively high, the aerosol-generating device 10 may supply power to the first heater 210 for a relatively long time period.
  • the aerosol-generating device 10 may set the liquid target temperature for the first heater 210 in the heating period to 220 °C. In this case, the aerosol-generating device 10 may supply power P1 to the first heater 210 based on the liquid target temperature set to 220 °C. Meanwhile, in the state in which the second mode is set to the operation mode, the aerosol-generating device 10 may set the liquid target temperature for the first heater 210 in the heating period to 200 °C. In this case, the aerosol-generating device 10 may supply power P1', which is less than the power P1, to the first heater 210 based on the liquid target temperature set to 200 °C.
  • the temperature of the first heater 210 may reach 220 °C, which is the liquid target temperature, at a time point t2 due to the supply of power P1.
  • the temperature of the first heater 210 may reach 200 °C, which is the liquid target temperature, at a time point t2' prior to the time point t2 due to the supply of power P1'.
  • a third liquid target temperature determined based on a third liquid temperature profile corresponding to the third mode may be lower than the second liquid target temperature determined based on the second liquid temperature profile corresponding to the second mode.
  • the third liquid target temperature may correspond to the lowest required temperature of the first heater 210 for generating an aerosol. That is, the amount of aerosol generated by the liquid in the third mode corresponding to the stick 20 may be less than that in the first mode corresponding to the liquid and that in the second mode corresponding to both the stick 20 and the liquid.
  • the aerosol-generating device 10 may determine the liquid target temperature for the first heater 210 in the preheating period and the heating period to be the predetermined temperature. That is, in the state in which the third mode is set to the operation mode, the aerosol-generating device 10 may maintain the temperature of the first heater 210 at the predetermined temperature. In this case, the temperature of the first heater 210 may be maintained at the lowest required temperature (e.g. 180 °C) for generating an aerosol.
  • the lowest required temperature e.g. 180 °C
  • the third mode corresponding to the stick 20 it is possible to increase the amount of the substance of the tobacco rod 21 in the aerosol compared to in the other modes while maintaining the amount of aerosol generated by the first heater 210 and provided to the user at the minimum required level or greater.
  • sidestream smoke may be generated through the first heater 210 even when the user does not inhale an aerosol, and thus it is possible to more vividly provide an experience of use of the stick 20 to the user.
  • a first stick target temperature determined based on a first stick temperature profile corresponding to the first mode may be lower than a second stick target temperature determined based on a second stick temperature profile corresponding to the second mode.
  • the second stick target temperature determined based on the second stick temperature profile corresponding to the second mode may be lower than a third stick target temperature determined based on a third stick temperature profile corresponding to the third mode.
  • the aerosol-generating device 10 may determine the stick target temperature to be a relatively high temperature, e.g. 270 °C, in a period before a time point t0, which is the preheating period prior to the heating period. Meanwhile, referring to FIGs. 12 and 13, when the second mode or the third mode is set to the operation mode, the aerosol-generating device 10 may determine the stick target temperature to be a relatively low temperature, e.g. 250 °C, in the period before the time point t0, which is the preheating period.
  • a relatively high temperature e.g. 270 °C
  • the aerosol-generating device 10 may determine the stick target temperature to be a relatively low temperature, e.g. 250 °C, in the period before the time point t0, which is the preheating period.
  • the aerosol-generating device 10 may maintain the temperature of the second heater 115 in the heating period at a stick target temperature determined based on the first stick temperature profile.
  • the temperature of the second heater 115 may be maintained at a minimum required temperature (e.g. 100 °C) for heating the stick 20. Accordingly, in the first mode corresponding to the liquid, the amount of the substance of the tobacco rod 21 in the aerosol inhaled by the user may be reduced compared to in the other modes.
  • the aerosol-generating device 10 may maintain the temperature of the second heater 115 at 150 °C, which is the second stick target temperature determined based on the second stick temperature profile in the heating period. Meanwhile, in the state in which the third mode is set to the operation mode, the aerosol-generating device 10 may increase the temperature of the second heater 115 to a temperature higher than 150 °C according to the third stick target temperature determined based on the third stick temperature profile in the heating period.
  • the aerosol-generating device 10 may change the temperature of the second heater 115 over time in the heating period.
  • the aerosol-generating device 10 may change the third stick target temperature such that the temperature of the second heater 115 is lowered in stages over time.
  • the third stick target temperature determined in the state in which the third mode is set to the operation mode may be higher than 150 °C, which is the second stick target temperature determined in the state in which the second mode is set to the operation mode. Accordingly, in the third mode corresponding to the stick 20, the amount of the substance of the tobacco rod 21 in the aerosol inhaled by the user may be increased compared to in the other modes.
  • the aerosol-generating device 10 may terminate execution of the function of setting an operation mode in operation S640.
  • the aerosol-generating device 10 may terminate output of the setting screen through the display 710 in response to termination of execution of the function of setting an operation mode.
  • the aerosol-generating device 10 may update data on the operation mode stored in the memory 14 in response to change in the operation mode.
  • the aerosol-generating device 10 may check the data on the operation mode stored in the memory 14 in response to transition from power-off to power-on.
  • the aerosol-generating device 10 may set the operation mode based on the data on the operation mode stored in the memory 14.
  • an aerosol-generating device 10 in accordance with one aspect of the present disclosure may include a cartridge having a chamber formed therein to store liquid, a first heater configured to heat the liquid, a housing having an insertion space defined therein, a second heater configured to heat a stick inserted into the insertion space, a memory configured to store a plurality of liquid temperature profiles corresponding to the first heater and a plurality of stick temperature profiles corresponding to the second heater, and a controller configured to set any one of a plurality of modes to an operation mode of the aerosol-generating device.
  • the controller may determine a target temperature for the first heater based on a liquid temperature profile corresponding to the set operation mode among the plurality of liquid temperature profiles, and may determine a target temperature for the second heater based on a stick temperature profile corresponding to the set operation mode among the plurality of stick temperature profiles.
  • the plurality of modes may include two or more modes among a first mode corresponding to the liquid, a second mode corresponding to both the stick and the liquid, and a third mode corresponding to the stick.
  • a first target temperature determined in a heating period based on a first liquid temperature profile corresponding to the first mode may be higher than a second target temperature determined in the heating period based on a second liquid temperature profile corresponding to the second mode, and the second target temperature in the heating period may be higher than a third target temperature determined in the heating period based on a third liquid temperature profile corresponding to the third mode.
  • each of the third target temperature and a fourth target temperature determined in a preheating period prior to the heating period based on the third liquid temperature profile may be maintained constant at a predetermined temperature.
  • the predetermined temperature may correspond to a lowest required temperature of the first heater for generation of an aerosol using the liquid.
  • the controller in the heating period, may supply first power to the first heater based on the first target temperature, and may supply second power, which is less than the first power, to the first heater based on the second target temperature.
  • the controller may supply power to the first heater for a first time period based on the first target temperature, and may supply power to the first heater for a second time period, which is shorter than the first time period, based on the second target temperature.
  • a first target temperature determined in a heating period based on a first stick temperature profile corresponding to the first mode may be lower than a second target temperature determined in the heating period based on a second stick temperature profile corresponding to the second mode, and the second target temperature may be lower than a third target temperature determined in the heating period based on a third stick temperature profile corresponding to the third mode.
  • the first target temperature may be maintained constant at a lowest required temperature set for the second heater 115 in the heating period.
  • a fourth target temperature determined in a preheating period prior to a heating period based on a first stick temperature profile corresponding to the first mode may be higher than a target temperature determined in the preheating period based on any one of a second stick temperature profile and a third stick temperature profile.
  • the aerosol-generating device may further include an input/output interface configured to receive user input and a memory configured to store data on the operation mode.
  • the controller may update data on the operation mode based on change in the operation mode in response to the user input, and may set the operation mode based on the data on the operation mode when the aerosol-generating device is powered on.
  • a configuration "A” described in one embodiment of the disclosure and the drawings and a configuration "B” described in another embodiment of the disclosure and the drawings may be combined with each other. Namely, although the combination between the configurations is not directly described, the combination is possible except in the case where it is described that the combination is impossible

Abstract

Un dispositif de génération d'aérosol est divulgué. Le dispositif de génération d'aérosol de l'invention comprend une cartouche au sein de laquelle se trouve une chambre stockant un liquide, un premier dispositif de chauffage pour chauffer le liquide, un boîtier au sein duquel se trouve un espace d'insertion défini, un second dispositif de chauffage pour chauffer un bâtonnet introduit dans l'espace d'insertion, une mémoire pour stocker une pluralité de profils de température de liquide correspondant au premier dispositif de chauffage et une pluralité de profils de température de bâtonnet correspondant au second dispositif de chauffage, et un dispositif de commande pour définir un mode de fonctionnement du dispositif de génération d'aérosol parmi une pluralité de modes de fonctionnement. Le dispositif de commande détermine une température cible pour le premier dispositif de chauffage sur la base d'un profil de température de liquide correspondant au mode de fonctionnement parmi la pluralité de profils de température de liquide, et détermine une température cible pour le second dispositif de chauffage sur la base d'un profil de température de bâtonnet correspondant au mode de fonctionnement parmi la pluralité de profils de température de bâtonnet.
PCT/KR2022/016380 2021-10-26 2022-10-25 Dispositif de génération d'aérosol WO2023075376A1 (fr)

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KR10-2021-0144043 2021-10-26
KR20210144043 2021-10-26
KR1020220022211A KR20230059685A (ko) 2021-10-26 2022-02-21 에어로졸 생성장치
KR10-2022-0022211 2022-02-21

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014102091A1 (fr) * 2012-12-28 2014-07-03 Philip Morris Products S.A. Dispositif de génération d'aérosol chauffé et procédé permettant de générer un aérosol aux propriétés homogènes
US20160374397A1 (en) * 2015-06-25 2016-12-29 Geoffrey Brandon Jordan Electronic vaping device having pressure sensor
US20180125119A1 (en) * 2014-02-28 2018-05-10 Altria Client Services Llc Electronic vaping device and components thereof
US20210068454A1 (en) * 2018-11-16 2021-03-11 Kt&G Corporation Aerosol generating device supplying power to two heaters by using one battery
EP3871522A1 (fr) * 2019-12-27 2021-09-01 KT & G Corporation Dispositif de génération d'aérosol qui décharge une vapeur visuellement différente selon un mode

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014102091A1 (fr) * 2012-12-28 2014-07-03 Philip Morris Products S.A. Dispositif de génération d'aérosol chauffé et procédé permettant de générer un aérosol aux propriétés homogènes
US20180125119A1 (en) * 2014-02-28 2018-05-10 Altria Client Services Llc Electronic vaping device and components thereof
US20160374397A1 (en) * 2015-06-25 2016-12-29 Geoffrey Brandon Jordan Electronic vaping device having pressure sensor
US20210068454A1 (en) * 2018-11-16 2021-03-11 Kt&G Corporation Aerosol generating device supplying power to two heaters by using one battery
EP3871522A1 (fr) * 2019-12-27 2021-09-01 KT & G Corporation Dispositif de génération d'aérosol qui décharge une vapeur visuellement différente selon un mode

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