WO2022085945A1 - 유도가열식 에어로졸 발생 물품 및 장치 - Google Patents
유도가열식 에어로졸 발생 물품 및 장치 Download PDFInfo
- Publication number
- WO2022085945A1 WO2022085945A1 PCT/KR2021/012464 KR2021012464W WO2022085945A1 WO 2022085945 A1 WO2022085945 A1 WO 2022085945A1 KR 2021012464 W KR2021012464 W KR 2021012464W WO 2022085945 A1 WO2022085945 A1 WO 2022085945A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- susceptor element
- aerosol
- induction heating
- medium
- inductor
- Prior art date
Links
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- 239000007769 metal material Substances 0.000 claims description 6
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Images
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
- A24F40/465—Shape or structure of electric heating means specially adapted for induction heating
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D1/00—Cigars; Cigarettes
- A24D1/20—Cigarettes specially adapted for simulated smoking devices
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
- H05B6/105—Induction heating apparatus, other than furnaces, for specific applications using a susceptor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
- H05B6/105—Induction heating apparatus, other than furnaces, for specific applications using a susceptor
- H05B6/108—Induction heating apparatus, other than furnaces, for specific applications using a susceptor for heating a fluid
-
- 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
- A24F40/50—Control or monitoring
Definitions
- the present disclosure relates to induction heating aerosol-generating articles and devices. More specifically, it relates to an induction heating type aerosol-generating article capable of ensuring the effect of reducing power consumption and improving flavor through improvement of heating efficiency, and an induction heating-type aerosol-generating device used together with the article.
- a device for generating an aerosol by heating a cigarette by an induction heating method has been proposed.
- an apparatus for generating an aerosol by induction heating an external susceptor disposed in the form of wrapping a cigarette contained therein through an induction coil has been proposed.
- the proposed device adopts an indirect heating structure that transfers heat to the cigarette by using a susceptor as an intermediate medium, the heating efficiency is not good. need.
- a technical problem to be solved through some embodiments of the present disclosure is to provide an induction heating aerosol-generating article with improved heating efficiency and an induction heating aerosol-generating device used together with the article.
- the induction heating type aerosol-generating article is a medium portion comprising an aerosol-forming substrate, and at least a portion of the medium portion is wrapped to form a closed loop, and a susceptor element configured to heat at least a portion of the medium portion as it is induction heated, and an outer wrapper that wraps at least a portion of the susceptor element.
- the susceptor element may be made of a non-ferrous metal material capable of induction heating.
- it may further include an inner wrapper disposed between the susceptor element and the medium portion to wrap at least a portion of the medium portion.
- the thickness of the susceptor element may be between 6 ⁇ m and 30 ⁇ m.
- the susceptor element may be configured to wrap an upstream portion of the medium portion, thereby forming an unheated region in a downstream portion of the medium portion as the induction heating occurs.
- the medium portion comprises a first segment containing tobacco material and a second segment located upstream of the first segment and containing a moisturizing material, and wherein the susceptor element wraps the first segment. a first susceptor element and a second susceptor element wrapping the second segment, wherein the induction heating causes the second segment to be heated to a higher temperature than the first segment by the second susceptor element.
- Induction heating type aerosol-generating device for solving the above technical problem, by induction heating the housing and the aerosol-generating article accommodated in the accommodation space to form an accommodation space in which the aerosol-generating article is accommodated It may include an inductor (inductor) for generating an aerosol.
- the aerosol-generating article includes a medium portion including an aerosol-forming substrate and a susceptor element that wraps at least a portion of the medium portion to form a closed loop, wherein the susceptor element is induction heating by the inductor As a result, the aerosol may be generated.
- the induction heating aerosol-generating device may not include a susceptor element that is induction heated by the inductor.
- a controller for controlling an induction heating frequency applied to the inductor, wherein the susceptor element wraps a first susceptor element that wraps a downstream portion of the medium portion and an upstream portion of the medium portion a second susceptor element, wherein the inductor inductively heats the first susceptor element and the second susceptor element at the same induction heating frequency, wherein the first susceptor element is different from the second susceptor element may have a thickness.
- a controller for controlling an induction heating frequency applied to the inductor, wherein the susceptor element wraps a first susceptor element that wraps a downstream portion of the medium portion and an upstream portion of the medium portion a second susceptor element, wherein the inductor inductively heats the first susceptor element and the second susceptor element at the same induction heating frequency, wherein the first susceptor element is different from the second susceptor element It can be made of material.
- a controller for controlling an induction heating frequency applied to the inductor, wherein the susceptor element wraps a first susceptor element that wraps a downstream portion of the medium portion and an upstream portion of the medium portion a second susceptor element, wherein the inductor includes a first inductor for inductively heating the first susceptor element at a first induction heating frequency and a second induction heating frequency different from the first induction heating frequency. and a second inductor for inductively heating the scepter element.
- an induction heating aerosol-generating article in which a susceptor element is embedded, and the susceptor element may be disposed in a form of wrapping a medium portion.
- the heating efficiency can be greatly improved, and as a result, the flavor of the aerosol-generating article can be improved.
- the aerosol-generating device used together with such an induction heating aerosol-generating article does not need to have a separate susceptor element, design complexity can be reduced.
- the preheating time of the induction heating type aerosol generating device may be shortened and power consumption may be greatly reduced due to the improvement of the heating efficiency.
- the susceptor element may be arranged to form a closed-loop and surround at least a portion of the medium portion.
- the heating efficiency of the susceptor element can be further improved.
- the amount of heat generated by the susceptor element compared to the amount of power applied to the inductor may be significantly improved.
- the susceptor element may be made of a non-ferrous material. Since non-ferrous metals have larger Joule heat than ferrous metals, the amount of heat generated during induction heating may increase.
- the susceptor element may be disposed in such a way that it wraps the rest of the portion except for the downstream portion of the medium (e.g. the downstream end portion).
- an unheated region may be formed in the downstream portion of the medium to generate a filtering effect on the aerosol during smoking, thereby providing a different flavor to the user.
- the upstream and downstream portions of the medium may be heated to different temperatures using a plurality of susceptor elements.
- the downstream portion of the medium may be heated to a higher temperature than the upstream portion. In this case, the taste sensation at the beginning of smoking can be improved and the warm-up time of the device can be shortened.
- FIG. 1-3 illustrate various types of aerosol-generating devices that may be used with induction heated aerosol-generating articles according to some embodiments of the present disclosure.
- FIGS. 4 and 5 are exemplary views for explaining an induction heating type aerosol-generating article according to the first embodiment of the present disclosure.
- FIG. 6 is an exemplary view for explaining an induction heating type aerosol-generating article according to a second embodiment of the present disclosure.
- FIG. 7 is an exemplary view for explaining an induction heating type aerosol-generating article according to a third embodiment of the present disclosure.
- FIGS. 8 to 10 are exemplary views for explaining an induction heating type aerosol-generating article according to a fourth embodiment of the present disclosure.
- FIG. 11 is an exemplary view for explaining an induction heating type aerosol-generating article according to a fifth embodiment of the present disclosure.
- aerosol-forming substrate may mean a material capable of forming an aerosol. Aerosols may contain volatile compounds.
- the aerosol-forming substrate may be solid or liquid.
- the solid aerosol-forming substrate may include a solid material based on tobacco raw materials such as leaf tobacco, cut filler, reconstituted tobacco, etc.
- the liquid aerosol-forming substrate may include nicotine, tobacco extract, humectant and/or various flavoring agents. liquid compositions based on the agent.
- the scope of the present disclosure is not limited to the examples listed above.
- the liquid phase may refer to a liquid aerosol-forming substrate.
- aerosol-generating article may mean an article capable of generating an aerosol.
- the aerosol-generating article may comprise an aerosol-forming substrate.
- a representative example of an aerosol-generating article would be a cigarette, but the scope of the present disclosure is not limited to these examples.
- aerosol-generating device may refer to a device that generates an aerosol using an aerosol-forming substrate to generate an inhalable aerosol directly into the user's lungs through the user's mouth.
- aerosol-generating device refers to FIGS. 1 to 3 .
- the type of the aerosol-generating device may be more diverse, so the scope of the present disclosure is not limited to these examples.
- puff refers to inhalation of the user, and inhalation may refer to a situation in which the user's mouth or nose is drawn into the user's mouth, nasal cavity, or lungs. .
- upstream or upstream direction means a direction away from the user's bend
- downstream means a direction approaching from the user's bend. can do.
- upstream and downstream may be used to describe the relative positions of elements that make up an aerosol-generating article.
- the filter unit 170 is located downstream or downstream of the medium unit 160
- the medium unit 160 is the filter unit 170 . located upstream or upstream of
- FIG. 1-3 illustrate various types of induction heated aerosol-generating devices 100 - 1 to 100 - 3 that may be used with an induction heated aerosol-generating article 150 in accordance with some embodiments of the present disclosure.
- induction heating type aerosol-generating article 150
- induction heating type aerosol heating type
- the aerosol generating device 100 - 1 may include a housing, a heater unit 140 , a control unit 120 , and a battery 130 .
- the aerosol-generating device 100-1 has an output module (e.g. motor, display) for outputting the state of the device and/or an input module (e.g. button) for receiving a user input (e.g. device on/off, etc.) and the like may be further included.
- an output module e.g. motor, display
- an input module e.g. button
- a user input e.g. device on/off, etc.
- the housing may form the exterior of the aerosol-generating device 100 - 1 . Further, the housing may define a receiving space for receiving the aerosol-generating article 150 .
- the aerosol-generating article 150 accommodated in the accommodation space may generate an aerosol as it is heated by the heater unit 140 , and the generated aerosol may be inhaled through the user's mouth.
- the heater unit 140 may generate an aerosol by heating the aerosol-generating article 150 accommodated in the accommodation space. More specifically, the heater unit 140 may include an inductor for inductively heating a susceptor element.
- An example of the inductor may be an induction coil, but the scope of the present disclosure is not limited thereto.
- the susceptor element may be embedded in the aerosol-generating article 150 . In this case, there is no need to include the susceptor element in the heater unit 140 , so the structure of the heater unit 140 may be simplified.
- the design complexity of the aerosol generating device 100 - 1 can be reduced, it can be reduced in weight and size, and the defect occurrence rate during manufacturing can also be reduced.
- the heat generated in the susceptor element by induction heating can be directly transferred to the aerosol-generating article 150 , the heating efficiency can be greatly improved.
- the susceptor element may be disposed in a form that wraps the medium of the aerosol-generating article 150 .
- a wrapper associated with the medium may function as a susceptor to heat the medium.
- the heater unit 140 may include a susceptor element for heating the aerosol-generating article 150 .
- the controller 120 may control the overall operation of the aerosol generating device 100 - 1 .
- the controller 120 may control the operations of the heater unit 140 and the battery 130 , and may also control the operations of other components included in the aerosol generating device 100 - 1 .
- the control unit 120 may control the power supplied by the battery 130 , the heating temperature of the heater unit 140 , and the like.
- the controller 120 may determine whether the aerosol-generating device 100-1 is in an operable state by checking the state of each of the components of the aerosol-generating device 100-1.
- the controller 120 may control the induction heating frequency applied to the inductor constituting the heater unit 140 .
- the frequency of the induced current generated in the susceptor element varies according to the induction heating frequency applied to the inductor, and the current penetration depth and the heating performance of the susceptor element may vary according to the frequency of the induced current. Accordingly, the control unit 120 can control the heating performance of the susceptor element through the induction heating frequency, which will be described in detail with an example of the aerosol-generating article 150 later with reference to FIGS. 8 to 10 . do.
- the controller 120 may be implemented by 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 in the microprocessor is stored.
- the controller 120 may be implemented with other types of hardware.
- the battery 130 may supply power used to operate the aerosol generating device 100 - 1 .
- the battery 130 may supply power to the heater unit 140 , and may also supply power required for the control unit 120 to operate.
- the battery 130 may supply power required to operate electrical components such as a display (not shown), a sensor (not shown), and a motor (not shown) installed in the aerosol generating device 100-1.
- FIG. 2 and 3 are exemplary diagrams schematically illustrating hybrid aerosol-generating devices 100-2 and 100-3 in which an aerosol-generating article 150 and a liquid aerosol-forming substrate are used together.
- FIG. 2 illustrates a device 100 - 2 in which a vaporizer 1 and an aerosol-generating article 150 are arranged in parallel
- FIG. 3 is a vaporizer 1 and an aerosol-generating article 150 .
- Devices 100 - 3 arranged in series are illustrated.
- the scope of the present disclosure is not limited to these examples, and the arrangement form inside the aerosol generating device (e.g. 100-1 to 100-3) may be modified as much as possible.
- the aerosol generating device may further include a vaporizer (1).
- a vaporizer (1) may be added or omitted as necessary.
- each component of the aerosol generating device 100-2, 100-3 will be described.
- a description of the content overlapping with the aerosol generating device 100-1 described above will be omitted.
- the vaporizer 1 may vaporize a liquid aerosol-forming substrate to generate an aerosol.
- the vaporizer 1 may be configured to include a liquid reservoir for storing a liquid aerosol-forming substrate, a wick for absorbing the stored liquid, and a liquid vaporizing element for vaporizing the absorbed liquid.
- the liquid phase vaporizing element may be implemented as a heating element, may be implemented as a vibration element vaporizing the liquid phase through ultrasonic vibration, or may be implemented in other forms.
- the scope of the present disclosure is not limited to these examples.
- the vaporizer 1 may be implemented in another structure.
- the vaporizer 1 may be implemented in a structure that does not include a wick.
- the aerosol generated by the vaporizer 1 may pass through the aerosol-generating article 150 and be inhaled through the mouth of a user.
- the liquid-phase vaporizing element of the vaporizer 1 may be controlled by the control unit 120 .
- FIG. 4 and 5 are views for explaining the aerosol-generating article 150-1 according to the first embodiment of the present disclosure. Specifically, FIG. 4 illustrates a schematic cross-sectional view in the longitudinal direction of the aerosol-generating article 150 - 1 , and FIG. 5 illustrates a schematic cross-sectional view of the distal end of the medium portion 160 . In the drawings below FIG. 4 , the dotted line arrow means delivery of the aerosol.
- the aerosol-generating article 150 - 1 may include a filter portion 170 , a medium portion 160 , a susceptor element 180 and an outer wrapper 190 .
- a filter portion 170 may include a filter portion 170 , a medium portion 160 , a susceptor element 180 and an outer wrapper 190 .
- FIG. 4 only the components related to the embodiment of the present disclosure are illustrated in FIG. 4 . Accordingly, those of ordinary skill in the art to which the present disclosure pertains can see that other general-purpose components other than those shown in FIG. 4 may be further included.
- each component of the aerosol-generating article 150-1 will be described.
- the filter unit 170 may be connected to the downstream end of the medium unit 160 to perform a filtering function for the aerosol generated in the medium unit 160 .
- the filter unit 170 and the medium unit 160 may have a cylindrical shape and are aligned in the longitudinal axis direction, and an upstream end of the filter unit 170 may be connected to a downstream end of the medium unit 160 .
- the filter unit 170 and the medium unit 160 may be connected by a tipping wrapper, but the scope of the present disclosure is not limited thereto.
- the aerosol that has passed through the filter unit 170 may be inhaled through the user's mouth.
- the downstream end of the filter unit 170 may function as a mouthpiece (part) in contact with the user's lips.
- the filter unit 170 may include a filter material having a filtration function for aerosols.
- the filter unit 170 may further include a filter wrapper that wraps the filter material.
- the filter material may include, for example, cellulose acetate fibers (tow), cellulosic material (e.g. paper), activated carbon, and the like, but the scope of the present disclosure is not limited thereto.
- at least one capsule may be included in the filter unit 170 .
- the capsule may be, for example, a spherical or cylindrical capsule wrapped in a hyangaek film.
- the filter unit 170 may have a single filter structure or a multi-filter structure. Also, the filter unit 170 may include a cavity formed between the plurality of filter units. In some embodiments, the downstream end of the filter unit 170 may be made of a recessed filter. In addition, the filter unit 170 may include a cooling unit that performs a cooling function for the aerosol. As such, the detailed structure of the filter unit 170 may be variously modified.
- the medium unit 160 may be located upstream of the filter unit 170 and connected to the upstream end of the filter unit 170 .
- the medium 160 may generate an aerosol as it is heated by the susceptor element 180 .
- the medium 160 may include an aerosol-forming substrate.
- the medium 160 may further include a wrapper surrounding the aerosol-forming substrate.
- the aerosol-forming substrate may comprise, for example, tobacco material.
- the aerosol-forming substrate may further include other materials.
- the aerosol-forming substrate may further include at least one of glycerin, propylene glycol, ethylene glycol, dipropylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, and oleyl alcohol.
- the present invention is not limited thereto.
- the aerosol-forming substrate may contain other additive substances such as flavoring agents, wetting agents (ie, moisturizing substances) and/or organic acids.
- a flavoring solution such as menthol flavoring solution may be added to the aerosol-forming substrate.
- the susceptor element 180 is an element that heats the medium unit 160 as it is inductively heated by the inductor, and may be arranged to wrap at least a portion of the medium unit 160 .
- the susceptor element 180 may be arranged to wrap the entirety of the medium portion 160 . In this case, uniform heating may be achieved throughout the medium 160 , and the heating area may be maximized, so that the medium 160 may be rapidly heated.
- the susceptor element 180 may be arranged to wrap a portion (e.g. an upstream portion) of the medium portion 160 .
- the susceptor element 180 may be arranged to wrap the medium 160 forming a closed-loop.
- both ends of the susceptor element 180 may be disposed to be connected (or contacted) with each other, or the susceptor element 180 may have a closed loop shape (e.g. cylindrical).
- the induced current generated in the susceptor element 180 by induction heating can flow smoothly along the closed loop (refer to the arrow in FIG. 5 ), so that the heating efficiency of the susceptor element 180 is greatly improved.
- the amount of heat generated by the susceptor element 180 compared to the power applied to the inductor increases, so that the medium 160 can be effectively heated.
- connection part is not made of an insulator and a material through which current can pass well It may be preferable to consist of
- the formation direction of the closed loop is the same as the winding direction of the induction coil.
- the induced current can better flow through the closed loop of the susceptor element 180, so that the heating efficiency of the susceptor element 180 can be further increased.
- Material and length of the susceptor element 180 and/or thickness may be designed in various ways, and specific specifications thereof may vary according to embodiments.
- the susceptor element 180 may be made of a non-ferrous material capable of induction heating.
- the susceptor element may be made of a material such as copper, aluminum, or the like. Since these non-ferrous metal materials have a large Joule heat, the amount of heat generated by the susceptor element 180 may increase during induction heating.
- the scope of the present disclosure is not limited thereto, and the susceptor element 180 may be made of a ferrous metal material such as iron or stainless steel or other material capable of induction heating.
- the thickness of the susceptor element 180 may be between about 4 ⁇ m and 50 ⁇ m. Preferably, the thickness may be about 5 ⁇ m to 40 ⁇ m, about 6 ⁇ m to 30 ⁇ m, or about 8 ⁇ m to 20 ⁇ m. In this numerical range, durability and battery life of the susceptor element 180 can be properly ensured. For example, if the thickness of the susceptor element 180 is too thin, the durability may be low, and a breakage problem such as tearing of the susceptor element 180 may occur during the manufacturing process. Conversely, when the thickness of the susceptor element 180 is too thick, the amount of power consumed during induction heating increases due to an increase in the heat capacity of the susceptor element 180 , which may reduce battery life.
- the diameter (or thickness) of the medium 160 and the filter 170 are different from each other (e.g. the medium 160 may be thicker due to the susceptor element 180), so that the aerosol-generating article 150-1 ), the aesthetics of the product may be damaged.
- the outer wrapper 190 may refer to a wrapping material that wraps the susceptor element 180 on the outside of the susceptor element 180 .
- the outer wrapper 190 functions as an insulator that blocks the heat of the susceptor element 180 from being emitted to the outside, thereby further improving the heating efficiency of the susceptor element 180 .
- the outer wrapper 190 may be made of a porous or non-porous wrapping material, and may be made of a paper material, but is not limited thereto.
- the outer wrapper 190 may correspond to an individual wrapper such as a wrapper of the medium unit 160, a filter wrapper surrounding the filter unit 170, and a tipping wrapper, and an aerosol-generating article 150- including all individual wrappers. It may refer to the rapper of 1).
- the length, thickness, diameter and/or shape of the aerosol-generating article 150-1 may be designed in various ways.
- the diameter of the aerosol-generating article 150 - 1 may be in the range of approximately 4 mm to 9 mm, and the length may be approximately 45 mm to 50 mm.
- the scope of the present disclosure is not limited to these examples.
- the aerosol-generating article 150-1 according to the first embodiment of the present disclosure has been described with reference to FIGS. 4 and 5 .
- the susceptor element 180 may be embedded within the aerosol-generating article 150 - 1 in the form of a wrapper.
- the heat generated in the susceptor element 180 by induction heating is directly transferred to the medium 160, so that the heating efficiency can be greatly improved, and accordingly, the flavor of the aerosol-generating article 150-1 is improved. can be promoted
- the aerosol-generating device e.g. 100-1) used with the aerosol-generating article 150-1 does not need to include a separate susceptor element, so design complexity can be reduced and it can be made smaller and/or lighter in weight. there is.
- the power consumption of the aerosol generating device may be greatly reduced due to the improvement of heating efficiency.
- the susceptor element 180 is arranged to form a closed loop, an induced current generated in the susceptor element 180 can smoothly flow along the closed loop, through which the susceptor element 180 is heated Efficiency can be further improved.
- FIG. 6 is a diagram schematically illustrating an aerosol-generating article 150 - 2 according to a second embodiment of the present disclosure.
- the aerosol-generating article 150 - 2 may further include an inner wrapper 195 disposed on the inside of the susceptor element 180 .
- the inner wrapper 195 may be disposed to wrap at least a portion of the medium portion 160 or the aerosol-generating article 150 - 2 on the inside of the susceptor element 180 to prevent outer carbonization of the medium portion 160 . there is.
- the inner wrapper 195 prevents the susceptor element 180 from directly transferring heat by being in close contact with the outer surface of the medium unit 160 , thereby effectively preventing the outer surface of the medium unit 160 from being carbonized.
- the inner wrapper 195 may be made of a porous or non-porous wrapping material, and may be made of a paper material, but is not limited thereto.
- FIG. 7 is a view for explaining an aerosol-generating article 150-3 according to a third embodiment of the present disclosure.
- the "X" marked area conceptually represents the magnetic field area formed around the aerosol-generating article (e.g. 150-3), and the straight arrow conceptually represents the heat transfer.
- wrappers e.g. 190 and 195
- FIG. 7 illustrations of wrappers (e.g. 190 and 195) other than the susceptor element 180 are omitted for convenience of understanding.
- the susceptor element 180 forms a closed loop and wraps the rest of the region except for the downstream portion 161 (e.g. downstream end portion) of the medium portion 160 . can be placed.
- the susceptor element 180 is inductively heated by the inductor 141 , only the upstream portion of the medium 160 is heated, and an unheated region may be formed in the downstream portion 161 .
- the unheated region 161 may enhance the filtering effect of the generated aerosol by lowering the temperature in the vicinity of the downstream of the medium 160 (e.g., near the downstream end).
- the meaning of filtering may include not only some of the components included in the aerosol being filtered, but also when other components are further included in the aerosol. That is, it can be understood that the filtering can cover all cases in which components in the aerosol are changed.
- the aerosol discharged to the outside of the aerosol-generating article 150 - 3 may be different from the component of the initially generated aerosol, and through this, a flavor different from that when the entire medium 160 is heated may be exhibited.
- the aerosol-generating article 150-3 according to the third embodiment of the present disclosure has been described with reference to FIG. 7 .
- the susceptor element 180 by arranging the susceptor element 180 so that an unheated region is formed in the downstream portion 161 of the medium portion 160, the filtering effect on the aerosol can be enhanced, which gives the user a different flavor. may be provided.
- FIG 8 is a view for explaining an aerosol-generating article 150-4 according to a fourth embodiment of the present disclosure.
- a plurality of susceptor elements 181 , 182 may be arranged to wrap the medium portion 160 .
- the first susceptor element 181 is arranged to wrap the downstream portion 162 of the medium portion 160
- the second susceptor element 182 is arranged to wrap the upstream portion of the medium portion 160 .
- can be 8 shows as an example that two susceptor elements 181 and 182 are disposed, this is only for convenience of understanding, and the number of susceptor elements may be three or more.
- the first susceptor element 181 heats the downstream portion 162 of the medium 160 to a temperature higher than the heating temperature of the second susceptor element 182 (ie, less than the upstream portion).
- a concentrated heating region may be formed in the downstream portion 162 .
- the aerosol can be smoothly generated from the beginning of smoking, so that the flavor and taste at the beginning of smoking can be improved.
- the preheating time of the aerosol-generating device e.g. 100-1) may be shortened as the downstream portion 162, which determines the initial taste, is rapidly heated.
- Increasing the heating temperature (or calorific value) of the first susceptor element 181 than that of the second susceptor element 182 may be implemented in various ways, and the specific method may vary depending on the embodiment.
- a difference in heating temperature may be generated through a material difference between the first susceptor element 181 and the second susceptor element 182 .
- the first susceptor element 181 is made of a material that generates Joule heat of a first size
- the second susceptor element 182 is made of a material that generates Joule heat of a second size smaller than the first size.
- the first susceptor element 181 may be made of a non-ferrous metal material
- the second susceptor element 182 may be made of a ferrous metal material.
- the downstream portion 162 of the medium 160 may be heated to a higher temperature than the upstream portion due to the Joule heat difference of the material.
- the induction heating frequency e.g. the frequency of the applied alternating current or voltage
- the downstream part due to the Joule heat difference of the material 162 may be heated to a higher temperature than the upstream portion.
- a difference in heating temperature may be generated through the wrapping shape of the first susceptor element 181 and the second susceptor element 182 .
- the first susceptor element 181 forms a closed loop and wraps the downstream portion 162 of the medium portion 160
- the second susceptor element 182 forms an upstream portion of the medium portion 160 . wraps, but may not form a closed loop.
- the heating temperature of the first susceptor element 181 may be higher than that of the second susceptor element 182 when the same electric power is applied due to the heating efficiency of the first susceptor element 181 .
- a difference in heating temperature may be generated through a thickness difference between the first susceptor element 181 and the second susceptor element 182 .
- the thickness of the first susceptor element 181 is greater than that of the second susceptor 182 .
- the control unit 120 applies an induction heating frequency suitable for the first susceptor element 181 to the inductor 141, the first susceptor element 181 will generate heat at a higher temperature than the second susceptor element. can This is a phenomenon that occurs due to the frequency of the induced current generated in the susceptor elements 181 and 182 and the depth of current penetration.
- the current penetration depth becomes shallow (see f HIGH , D1), and as the frequency decreases, the current penetration depth becomes deeper. (see f LOW , D2). Accordingly, when the thickness of the susceptor elements eg 181 and 182 is small, it may be desirable to generate a high frequency induced current, and vice versa, it may be desirable to generate a low frequency induced current. This is because, when the susceptor element (eg 181, 182) is thick and a high frequency induced current is generated, heat is generated only on the surface, so that the amount of heat generated may not be large.
- the controller 120 controls the frequency of the induced current through the induction heating frequency. can be controlled
- control unit 120 applies an induction heating frequency (e.g. low frequency) suitable for the first susceptor element 181 to the inductor 141 , heat is generated throughout the thickness of the first susceptor element 181 to generate the first susceptor element 181 .
- the amount of heat generated by the first susceptor element 181 may be greater than that of the second susceptor element 182 , and the downstream portion 162 of the medium portion 160 may be heated more strongly than the upstream portion.
- an induction heating frequency e.g.
- the controller 120 controls the plurality of inductors ( 141) or an oscillator is not required.
- the heating temperature is achieved through an induction heating frequency applied to each of the first inductor for induction heating the first susceptor element 181 and the second inductor for induction heating the second susceptor element 182 . difference may occur.
- the control unit 120 may generate an induced current having a current penetration depth similar to the thickness of the first susceptor element 181 at an induction heating frequency suitable for the first susceptor element 181 in the first inductor 181 . frequency), and an induction heating frequency that is not suitable for the second susceptor element 182 may be applied to the second inductor.
- the thickness of the first susceptor element 181 and the second susceptor element 182 may be the same or different.
- the control unit 120 controls the first susceptor element 181 to be a first inductor suitable for the first susceptor element 181 .
- An induction heating frequency may be applied, and a second induction heating frequency different from the first induction heating frequency may be applied to the second inductor.
- the first susceptor element 181 may be heated to a higher temperature than the second susceptor element 182 by the difference in the induction heating frequency.
- a heating temperature difference between the first susceptor element 181 and the second susceptor element 182 may be generated by a combination of the above-described embodiments.
- the aerosol-generating article 150-4 according to the fourth embodiment of the present disclosure has been described with reference to FIGS. 8 to 10 .
- the downstream portion 162 of the medium portion 160 may be heated more strongly than the upstream portion by using the plurality of susceptor elements 181 and 182 .
- the taste sensation at the beginning of smoking can be improved and the preheating time of the aerosol-generating device (e.g. 100-1 to 100-3) can be shortened.
- FIG. 11 is a view for explaining an aerosol-generating article 150 - 5 according to a fifth embodiment of the present disclosure.
- the medium 160 may be composed of a plurality of segments 163 and 164 , and a plurality of susceptors to independently heat each segment 163 and 164 . Elements 183 and 184 may be disposed. 11 shows as an example that the medium unit 160 is composed of two segments 163 and 164, but this is only for convenience of understanding, and the medium unit 160 may be composed of three or more segments. may be Of course, the number of susceptor elements may be three or more. However, in this case, the number of susceptor elements and the number of segments may not match (e.g. when one susceptor element heats a plurality of segments).
- the first segment 163 located downstream of the second segment 164 may include tobacco material containing nicotine.
- the second segment 164 positioned upstream of the first segment 163 may include a moisturizing material without including a tobacco material.
- the moisturizing material may include glycerin, propylene glycol, and the like, but the scope of the present disclosure is not limited by these examples.
- the second susceptor element 184 arranged to heat the second segment 164 may heat the second segment 164 to a higher temperature than the heating temperature of the first susceptor element 183 .
- a high-temperature aerosol may be smoothly formed from the moisturizing material.
- the aerosol discharged through the aerosol-generating article 150 - 5 may contain a rich nicotine component, so that the user The taste you feel may be improved.
- the aerosol-generating article 150 - 5 according to the fifth embodiment of the present disclosure has been described with reference to FIG. 11 .
- the moisturizing material and the tobacco material are located in different segments in the medium 160, and the segment 164 containing the moisturizing material is strongly heated, the nicotine component can be abundantly contained in the aerosol. there is. Accordingly, the user's taste sensation may be improved.
- the aerosol-generating articles 150-1 to 150-5 according to the first to fifth embodiments of the present disclosure have been described with reference to FIGS. 4 to 11 .
- the first to fifth embodiments have been separately described to provide more convenience of understanding, the above-described embodiments may be combined in various forms.
- the aerosol-generating article 150 - 3 according to the third embodiment may further include an inner wrapper 195 .
- the susceptor element 180 of the aerosol-generating article 150 - 3 is composed of a plurality of susceptor elements, and each susceptor element is designed to heat a respective portion of the medium portion 160 to a different temperature.
- the first susceptor element 181 of the aerosol-generating article 150 - 4 according to the fourth embodiment may be arranged to wrap the rest of the downstream portion of the medium 160 except for the distal portion. there is.
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Abstract
Description
Claims (13)
- 에어로졸 형성 기재를 포함하는 매질부;상기 매질부의 적어도 일부를 폐루프(closed-loop)를 형성하며 래핑(wrapping)하고, 유도가열됨에 따라 상기 매질부의 적어도 일부를 가열하도록 구성된 서셉터(susceptor) 요소; 및상기 서셉터 요소의 적어도 일부를 래핑하는 외부 래퍼를 포함하는,유도가열식 에어로졸 발생 물품.
- 제1 항에 있어서,상기 서셉터 요소는 유도가열 가능한 비철금속 소재로 이루어진 것인,유도가열식 에어로졸 발생 물품.
- 제1 항에 있어서,상기 서셉터 요소와 상기 매질부 사이에 배치되어 상기 매질부의 적어도 일부를 래핑하는 내부 래퍼를 더 포함하는,유도가열식 에어로졸 발생 물품.
- 제1 항에 있어서,상기 서셉터 요소의 두께는 6μm 내지 30μm인,유도가열식 에어로졸 발생 물품.
- 제1 항에 있어서,상기 서셉터 요소는 상기 매질부의 상류 부위를 래핑하도록 구성되어, 상기 유도가열됨에 따라 상기 매질부의 하류 부위에 미가열 영역을 형성하는,유도가열식 에어로졸 발생 물품.
- 제1 항에 있어서,상기 서셉터 요소는 상기 매질부의 하류 부위를 래핑하는 제1 서셉터 요소와 상기 매질부의 상류 부위를 래핑하는 제2 서셉터 요소를 포함하고,상기 유도가열됨에 따라 상기 제1 서셉터 요소에 의해 상기 하류 부위가 상기 상류 부위보다 높은 온도로 가열되는,유도가열식 에어로졸 발생 물품.
- 제1 항에 있어서,상기 매질부는 담배 물질이 함유된 제1 세그먼트와 상기 제1 세그먼트의 상류에 위치하고 보습 물질이 함유된 제2 세그먼트를 포함하고,상기 서셉터 요소는 상기 제1 세그먼트를 래핑하는 제1 서셉터 요소와 상기 제2 세그먼트를 래핑하는 제2 서셉터 요소를 포함하며,상기 유도가열됨에 따라 상기 제2 서셉터 요소에 의해 상기 제2 세그먼트가 상기 제1 세그먼트보다 높은 온도로 가열되는,유도가열식 에어로졸 발생 물품.
- 에어로졸 발생 물품이 수용되는 수용공간을 형성하는 하우징; 및상기 수용공간에 수용된 에어로졸 발생 물품을 유도가열함으로써 에어로졸을 발생시키는 인덕터(inductor)를 포함하고,상기 에어로졸 발생 물품에는 에어로졸 형성 기재를 포함하는 매질부와 상기 매질부의 적어도 일부를 폐루프(closed-loop)를 형성하며 래핑(wrapping)하는 서셉터 요소가 포함되고, 상기 서셉터 요소가 상기 인덕터에 의해 유도가열됨으로써 상기 에어로졸이 발생되는,유도가열식 에어로졸 발생 장치.
- 제8 항에 있어서,상기 유도가열식 에어로졸 발생 장치는 상기 인덕터에 의해 유도가열되는 서셉터 요소를 포함하지 않는,유도가열식 에어로졸 발생 장치.
- 제8 항에 있어서,상기 인덕터에 인가되는 유도가열주파수를 제어하는 제어부를 더 포함하고,상기 서셉터 요소는 상기 매질부의 하류 부위를 래핑하는 제1 서셉터 요소와 상기 매질부의 상류 부위를 래핑하는 제2 서셉터 요소를 포함하며,상기 인덕터는 동일한 유도가열주파수로 상기 제1 서셉터 요소와 상기 제2 서셉터 요소를 유도가열하되,상기 제1 서셉터 요소는 상기 제2 서셉터 요소와 상이한 두께를 갖는,유도가열식 에어로졸 발생 장치.
- 제8 항에 있어서,상기 인덕터에 인가되는 유도가열주파수를 제어하는 제어부를 더 포함하고,상기 서셉터 요소는 상기 매질부의 하류 부위를 래핑하는 제1 서셉터 요소와 상기 매질부의 상류 부위를 래핑하는 제2 서셉터 요소를 포함하며,상기 인덕터는 동일한 유도가열주파수로 상기 제1 서셉터 요소와 상기 제2 서셉터 요소를 유도가열하되,상기 제1 서셉터 요소는 상기 제2 서셉터 요소와 상이한 소재로 이루어지는,유도가열식 에어로졸 발생 장치.
- 제8 항에 있어서,상기 인덕터에 인가되는 유도가열주파수를 제어하는 제어부를 더 포함하고,상기 서셉터 요소는 상기 매질부의 하류 부위를 래핑하는 제1 서셉터 요소와 상기 매질부의 상류 부위를 래핑하는 제2 서셉터 요소를 포함하며,상기 인덕터는 제1 유도가열주파수로 상기 제1 서셉터 요소를 유도가열하는 제1 인덕터와 상기 제1 유도가열주파수와 상이한 제2 유도가열주파수로 상기 제2 서셉터 요소를 유도가열하는 제2 인덕터를 포함하는,유도가열식 에어로졸 발생 장치.
- 제12 항에 있어서,상기 제1 서셉터 요소의 두께는 상기 제2 서셉터 요소와 동일한,유도가열식 에어로졸 발생 장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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EP21883017.2A EP4079173A4 (en) | 2020-10-23 | 2021-09-14 | AEROSOL GENERATING ARTICLE WITH INDUCTION HEATING AND DEVICE |
JP2022537372A JP2023510696A (ja) | 2020-10-23 | 2021-09-14 | 誘導加熱式エアロゾル発生物品および装置 |
US17/793,759 US20230090811A1 (en) | 2020-10-23 | 2021-09-14 | Induction-heating-type article and device for generating aerosol |
CN202180010966.1A CN115003181A (zh) | 2020-10-23 | 2021-09-14 | 感应加热式气溶胶生成制品及装置 |
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KR10-2020-0138093 | 2020-10-23 | ||
KR1020200138093A KR102640828B1 (ko) | 2020-10-23 | 2020-10-23 | 유도가열식 에어로졸 발생 물품 및 장치 |
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US (1) | US20230090811A1 (ko) |
EP (1) | EP4079173A4 (ko) |
JP (1) | JP2023510696A (ko) |
KR (1) | KR102640828B1 (ko) |
CN (1) | CN115003181A (ko) |
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KR102630397B1 (ko) * | 2021-04-16 | 2024-01-29 | 주식회사 케이티앤지 | 차등 가열 기능을 구비한 에어로졸 발생 장치 및 이에 적용되는 에어로졸 발생 물품 |
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US20230090811A1 (en) | 2023-03-23 |
JP2023510696A (ja) | 2023-03-15 |
CN115003181A (zh) | 2022-09-02 |
EP4079173A1 (en) | 2022-10-26 |
EP4079173A4 (en) | 2023-09-13 |
KR102640828B1 (ko) | 2024-02-23 |
KR20220053858A (ko) | 2022-05-02 |
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