WO2023195698A1 - Cartouche et dispositif de génération d'aérosol la comprenant - Google Patents

Cartouche et dispositif de génération d'aérosol la comprenant Download PDF

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Publication number
WO2023195698A1
WO2023195698A1 PCT/KR2023/004420 KR2023004420W WO2023195698A1 WO 2023195698 A1 WO2023195698 A1 WO 2023195698A1 KR 2023004420 W KR2023004420 W KR 2023004420W WO 2023195698 A1 WO2023195698 A1 WO 2023195698A1
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WO
WIPO (PCT)
Prior art keywords
container
air flow
wick
chamber
channel
Prior art date
Application number
PCT/KR2023/004420
Other languages
English (en)
Inventor
Jongsub Lee
Sangkyu Park
Byungsung CHO
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 KR1020220100510A external-priority patent/KR20230143538A/ko
Application filed by Kt&G Corporation filed Critical Kt&G Corporation
Publication of WO2023195698A1 publication Critical patent/WO2023195698A1/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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/42—Cartridges or containers for inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/16—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
    • A24B15/167—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes in liquid or vaporisable form, e.g. liquid compositions for electronic cigarettes
    • 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
    • A24F40/48—Fluid transfer means, e.g. pumps
    • A24F40/485—Valves; Apertures
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the present disclosure relates to a cartridge and an aerosol generating device including the cartridge.
  • An aerosol generating device is a device that extracts certain components from a medium or a substance by producing 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.
  • a cartridge includes: a first container including a first chamber, a wick, and a heater; a second container configured to be detachably coupled to the first container and including a second chamber configured to store a liquid to be supplied to the wick; wherein the first chamber comprises a first air flow inlet and a first air flow outlet forming a first channel therebetween; and wherein the second container is formed to provide a second channel partitioned from the second chamber and in communication with the first air flow outlet.
  • components with different purposes and replacement periods may be replaced independently of each other.
  • the replacement cost of components may be reduced.
  • the lifespan of components may be improved.
  • leakage of liquid may be prevented.
  • leakage of flowing gas may be prevented, and the flow efficiency of gas may be increased.
  • an aerosol generating device may be reduced in size.
  • FIGS. 1 to 17 illustrate examples of an aerosol generating device according to embodiments of the present disclosure.
  • a suffix such as “module” and “unit” may be used to refer to elements or components. Use of such a suffix herein is merely intended to facilitate description of the specification, and the suffix itself is not intended to give any special meaning or function.
  • an aerosol generating device may include a body 10 and a cartridge (20, 30).
  • the cartridge (20, 30) may include a first container 20 and a second container 30.
  • the cartridge (20, 30) may be coupled to the body 10.
  • the body 10 may accommodate a power source 11 and a controller 12.
  • the power source 11 may supply power required for components to operate.
  • the power source 11 may be referred to as a battery 11.
  • the controller 12 may control the operation of the components.
  • the first container 20 may include a first chamber C1 therein.
  • the first container 20 may include a wick 25.
  • the wick 25 may be disposed at the first chamber C1.
  • An upper end of the wick 25 may protrude upward of the first container 20 from the first chamber C1.
  • the first container 20 may include a heater 2531.
  • the heater 2531 may be disposed at the first chamber C1.
  • the heater 2531 may heat the wick 25.
  • the heater 2531 may be attached to the wick 25.
  • the first container 20 may be provided therein with a terminal 223.
  • the terminal 223 may be exposed to a lower side of the first container 20.
  • the terminal 223 may be electrically connected to the heater 2531.
  • the first container 20 may be referred to as a lower container 20 or a heating module 20.
  • the first container 20 may have a first air flow inlet 241 formed by opening the first chamber C1.
  • the first container 20 may have a first air flow outlet 242 formed by opening the first chamber C1.
  • the second container 30 may include a second chamber C2 therein.
  • the second container 30 may store liquid in the second chamber C2.
  • the second container 20 may have an air flow discharge path (or air outflow channel) 340. Both ends 341 and 342 of the air flow discharge path 340 may be open.
  • the air flow discharge path 340 may be partitioned from the second chamber C2.
  • the second container 30 may be referred to as an upper container 30 or a liquid storage part 30.
  • a mouthpiece 35 may be coupled on top of the second container 30.
  • the mouthpiece 35 may cover an upper portion of the second container 30.
  • the mouthpiece 35 may have a second air flow outlet 354 therein.
  • the second air flow outlet 354 may communicate with a second end 342 of the air flow discharge path 340.
  • the first container 20 may be coupled to the body 10.
  • the first container 20 may be inserted into the body 10.
  • the heater 2531 may be electrically connected to the power source 11 through the terminal 223.
  • the heater 2531 may generate heat using power supplied from the power source 11.
  • the heater 2531 may be a resistive heater.
  • the second container 30 may be coupled on top of the first container 20.
  • the coupling of the second container 30 to the first container 20 may include that the second container 30 is directly coupled to the first container 20 and that the second container 30 is indirectly coupled to the first container 20 by being coupled to the body 10.
  • the second container 30 When the second container 30 is coupled to the first container 20, the second container 30 may supply the stored liquid to the wick 25.
  • the wick 25 may absorb the liquid supplied from the second container 30.
  • the heater 2531 may heat the wick 25 impregnated with the liquid to thereby generate an aerosol in the first chamber C1.
  • One side of the body 10 may be open to define a second air flow inlet 141.
  • the first air flow inlet 241 and the second air flow inlet 141 may communicate with each other.
  • a first end 341 of the air flow discharge path 340 and the first air flow outlet 242 may communicate with each other. Accordingly, a flow path or channel through which air flows may be formed. A user may inhale air while holding the mouthpiece 35 in his or her mouth.
  • air at the outside may sequentially pass through the second air flow inlet 141, the first air flow inlet 241, the first chamber C1, the first air flow outlet 242, the air flow discharge path 340, and the second air flow outlet 354 to be delivered to the user.
  • the air may flow along with the aerosol generated in the first chamber C1.
  • the first container 20 and the second container 30 may be replaced independently of each other.
  • a consumption period of liquid stored in the second container 30 and a proper replacement period of the first container 20 may be different from each other, and only the second container 30 or the first container 20 may be individually replaced by the user.
  • a consumption period of liquid stored in the second container 30 may be shorter than a proper replacement period of the first container 20, and accordingly, the first container 20 may be replaced only once when the second container 30 is replaced several times. As a result, the first container 20 may be used longer to thereby reduce the replacement cost of the cartridge.
  • the first container 20 may be detachably coupled to the body 10.
  • a first coupler 151 may allow the first container 20 and the body 10 to be detachably coupled to each other.
  • the first coupler 151 may include a hook recess 225 and a hook 125 detachably fastened to the hook recess 225.
  • the hook 125 may be made of a material such as rubber or silicone to seal between the body 10 in the vicinity of the second air flow inlet 141 and the first container 20.
  • the first coupler 151 may use a magnetic force to allow the first container 20 and the body 10 to be coupled to each other.
  • the second container 30 may be detachably coupled to the first container 20.
  • the second container 30 may be coupled on top of the first container 20.
  • the second container 30 may be coupled to the body 10 so as to be indirectly coupled to the first container 20.
  • a second coupler 152 may allow the second container 30 and the body 10 to be detachably coupled to each other.
  • the second coupler 152 may include a hook recess 325 and a hook 135 detachably fastened to the hook recess 325.
  • the second coupler 152 may use a magnetic force to allow the second container 30 and the body 10 to be coupled to each other.
  • the first container 20 may include a case 21, the wick 25, and the heater 2531.
  • the case 21 may include a first case 22 and a second case 23.
  • the second case 23 may be coupled on top of the first case 22.
  • the first case 22 may be open at top, and may have a space 224 defining the first chamber C1.
  • the second case 23 may be open at bottom, and may include a space 234 defining the first chamber C1.
  • the first case 22 and the second case 23 may be coupled together up and down to define the first chamber C1 therein.
  • the terminal 223 may be fixed to a bottom of the first case 22 to be exposed to a lower side of the first case 22.
  • the terminal 223 may protrude upward from the first case 22 toward the first chamber C1.
  • the terminal 223 may be provided in pair, and the pair of terminals 223 may be horizontally spaced apart from each other.
  • the first air flow inlet 241 may be formed at the bottom of the first case 22.
  • the first air flow inlet 241 may be provided in plurality in the form of perforated holes.
  • the first air flow inlet 241 may be spaced apart from the terminal 223 in a horizontal direction.
  • the first air flow inlet 241 may be formed by opening a lateral wall of the first case 22 and/or a lateral wall of the second case 23.
  • the case 21 may be provided with one component of the first coupler 151 (see FIGS. 1 and 2).
  • a lower periphery of the first case 22 may be recessed to define the hook recess 225.
  • the lower periphery of the first case 22 may protrude to define the hook 125.
  • the first case 21 may include a magnet or a ferromagnetic material.
  • the first air flow outlet 242 may be formed on an upper wall of the second case 23. As another example, the first air flow outlet 242 may be formed on the lateral wall of the second case 23. The first air flow outlet 242 may be formed at a position facing the first air flow inlet 241.
  • a liquid inlet 235 may be formed on the upper wall of the second case 23.
  • the liquid inlet 235 may be formed on an upper side of the first chamber C1.
  • the liquid inlet 235 may be partitioned from the second air flow outlet 242.
  • the liquid inlet 235 may be formed on one side of the upper wall of the second case 23, and the first air flow outlet 242 may be formed on another side of the upper wall of the second case 23.
  • the liquid inlet 235 may be formed on a side corresponding to the terminal 223 and a supporter 227, and the first air flow outlet 242 may be formed on a side corresponding to the first air flow inlet 241.
  • the wick 25 may include a first wick part 251 and a second wick part 252.
  • the first wick part 251 may be disposed at the first chamber C1 between the first case 22 and the second case 23.
  • a lower edge of the first wick part 252 may be supported by the supporter 227.
  • the second wick part 252 may protrude upward from the first wick part 251.
  • the second wick part 252 may be exposed to an outside of the first chamber C1 through the liquid inlet 235.
  • the second wick part 252 may protrude upward through the liquid inlet 235 and a first wick sealing portion 265.
  • the heater 2531 may be coupled to the first wick part 251.
  • the heater 2531 may heat the first wick part 251.
  • a first terminal 2533 provided at each of both ends of the heater 2531 may come into contact with the terminal 223, which is a second terminal, allowing the heater 2531 and the second terminal 223 to be electrically coupled to each other.
  • the supporter 227 may protrude upward from the bottom of the first case 22.
  • the supporter 227 may be provided in the vicinity of the terminal 223.
  • the supporter 227 may be provided in plurality, and the plurality of supporters 227 may be arranged in the vicinity of the terminal 223.
  • the supporter 227 may include a first supporter 227a and a second supporter 227b.
  • the first supporter 227a and the second supporter 227b may be disposed in regions corresponding to lower corners of the first wick part 251.
  • the first supporter 227a and the second supporter 227b may be spaced apart from each other.
  • the second supporter 227b may be provided at a position adjacent to the first air flow inlet 241.
  • the second supporter 227b may be provided between the terminal 223 and the first air flow inlet 241.
  • the second supporter 227b may be provided in pair.
  • the pair of second supporters 227b may be spaced apart from each other to form a first gap 227c therebetween.
  • the first supporter 227a and the second supporter 227b may be spaced apart from each other to form a second gap 227d therebetween.
  • a sealer 26 may be coupled to a top of the first container 20.
  • a sealing plate 261 of the sealer 26 may cover an upper surface of the case 21.
  • the sealer 26 may be made of a material having elasticity.
  • the sealer 26 may be made of a rubber or silicone material.
  • the sealer 26 may include the first wick sealing portion 265.
  • the first wick sealing portion 265 may be formed by opening the sealing plate 261 at a position corresponding to the liquid inlet 235.
  • the first wick sealing portion 265 may define one inner peripheral surface of the sealing plate 261.
  • the first wick sealing portion 265 may have a shape corresponding to a peripheral surface 235a that surrounds the liquid inlet 235.
  • the first wick sealing portion 265 may protrude downward from the sealing plate 261 to be in close contact with an inside of the peripheral surface 235a of the liquid inlet 235.
  • the second wick part 252 may protrude upward of the liquid inlet 235 through the first wick sealing portion 265.
  • the sealer 26 may include a second wick sealing portion 262.
  • the second wick sealing portion 262 may protrude downward from a lower surface of the sealing plate 261.
  • the second wick sealing portion 262 may be formed under the first wick sealing portion 265 or under the vicinity of the first wick sealing portion 265.
  • the second wick sealing portion 262 may extend along a periphery of the first wick sealing portion 265.
  • the sealer 26 may include a sealing wall (266, 267) protruding upward from an upper surface of the sealing plate 261.
  • the sealing wall (266, 267) may surround the vicinity of the liquid inlet 235 and the first wick sealing portion 265.
  • the sealing wall (266, 267) may extend along the periphery of the first wick sealing portion 265 to define its periphery.
  • the sealing wall (266, 267) may be provided in plurality.
  • the sealing wall (266, 267) may include a first sealing wall 266 adjacent to the vicinity of the first wick sealing portion 265 and a second sealing wall 267 spaced outward from the first sealing wall 266.
  • the second sealing wall 267 may protrude further upward than the first sealing wall 266.
  • the second sealing wall 267 may surround the first sealing wall 266.
  • the sealer 26 may include an air flow sealing portion 268.
  • the air flow sealing portion 268 may surround the vicinity of the first air flow outlet 242.
  • the air flow sealing portion 268 may protrude upward from the upper surface of the sealing plate 261.
  • the second sealing wall 267 may protrude higher than the air flow sealing portion 268.
  • the air flow sealing portion 268 may be provided outside the sealing wall 266, 267.
  • the wick 25 may be made of a porous rigid body to absorb liquid.
  • the wick 25 may be made of a porous ceramic.
  • the wick 25 may have greater rigidity or heat resistance than a cotton wick.
  • the wick 25 may have little or no deformation, and may be implemented in various shapes.
  • durability of the wick 25 may be improved, and a replacement period of the first container 20 having the wick 25 may be extended.
  • the first wick part 251 may be elongated in one horizontal direction.
  • the first wick part 251 may have a hexahedral shape.
  • An upper surface 2511 of the first wick part 251 may be formed horizontally.
  • a lower surface 2513 of the first wick part 251 may be formed horizontally.
  • a lateral surface 2512 of the first wick part 251 may be formed between a periphery of the upper surface 2511 and a periphery of the lower surface 2513 to define a periphery of the first wick part 251.
  • the lateral surface 2512 of the first wick part 251 may be referred to as a peripheral surface 2512 of the first wick part 251.
  • the second wick part 252 may protrude upward from a middle of the upper surface 2511 of the first wick part 251.
  • the second wick part 252 may be elongated in the horizontal direction.
  • the second wick part 252 may have a hexahedral shape.
  • An upper surface 2521 of the second wick part 252 may be formed horizontally.
  • a lower surface 2523 of the second wick part 252 may be formed horizontally.
  • the lower surface 2523 of the second wick part 252 may overlap the upper surface 2511 of the first wick part 251.
  • a lateral surface 2522 of the second wick part 252 may be formed between a periphery of the upper surface 2521 and a periphery of the lower surface 2523 to define a periphery of the second wick part 252.
  • the lateral surface 2522 of the second wick part 252 may be referred to as a peripheral surface 2522 of the second wick part 252.
  • the first wick part 251 may be larger in size than the second wick part 252.
  • the periphery of the upper surface 2511 of the first wick part 251 may be greater than the periphery of the upper surface 2521 of the second wick part 252.
  • a height H1 of the first wick part 251 may be greater than a height H2 of the second wick part 252.
  • a length L1 of the first wick part 251 may be greater than a length L2 of the second wick part 252.
  • a width W1 of the first wick part 251 may be greater than a width W2 of the second wick part 252.
  • the first wick part 251 may protrude further outward in the horizontal direction from the lower surface 2523 of the second wick part 252 by predetermined widths w31, w32, w33, and w34.
  • the second wick part 252 may protrude from an inside of the periphery of the upper surface 2511 of the first wick part 251.
  • the periphery of the upper surface 2511 of the first wick part 251 may protrude outward of the lower surface 2523 of the second wick part 252.
  • the heater 2531 may be attached to the first wick part 251.
  • the heater 2531 may form a pattern on the lower surface 2513 of the first wick part 251.
  • the heater 2531 may form various patterns along a longitudinal direction of the first wick part 251. Opposite ends of the heater 2531 may be adjacent to opposite ends of the first wick part 251.
  • a pair of first terminals 2533 may be provided at opposite end portions of the heater 2531.
  • the first terminal 2533 may be coupled to the lower surface 2513 of the first wick part 251.
  • the pair of first terminals 2533 may be adjacent to the opposite ends of the first wick part 251.
  • the first terminal 2533 may protrude downward from the first wick part 251.
  • the first air flow inlet 241 may be formed on a lower side of the first chamber C1.
  • the first air flow outlet 242 may be formed on the upper side of the first chamber C1.
  • the first air flow inlet 241 and the first air flow outlet 242 may be arranged in parallel up and down.
  • the wick 25 may be disposed on a right side of the first chamber C1, and the first air flow inlet 241 and the first air flow outlet 242 may be disposed on a left side of the first chamber C1.
  • a first channel CN1 may be disposed on the left side of the first chamber C1, and may be provided with the first air flow inlet 241 and the first air flow outlet 242. Air may be introduced into the first channel CN1 through the first air flow inlet 241 and then be discharged through the first air flow outlet 242.
  • the first terminal 2533 may come into contact with the second terminal 223 to allow the heater 2531 and the second terminal 223 to be electrically connected to each other.
  • the second terminal 223 may support the first terminal 2533 and the lower surface 2513 of the first wick part 251.
  • a lower portion of the first wick part 2511 may be supported by the supporter 227.
  • the upper surface 2511 of the first wick part 251 may be supported by the second case 23 and/or a lower portion of the second wick sealing part 262 in the vicinity of the liquid inlet 235.
  • a periphery of the lateral surface 2522 of the second wick part 252 may be supported by the peripheral surface 235a of the liquid inlet 235 and/or an inner surface of the first wick sealing portion 265.
  • the wick 25 may be fixed to the first container 20.
  • the supporter 227 may allow the first wick part 2511 to be spaced upward from a bottom of the first chamber C1.
  • the supporter 227 may be disposed in the vicinity of the heater 2531.
  • the supporter 227 may form the gap 227c, 227d through which the heater 2531 attached to the lower surface 2513 of the first wick part 2511 communicates with the first chamber C1.
  • the supporter 227 may be open between the first channel CN1 and the heater 2531 to define the first gap 227c.
  • the supporter 227 may include the first supporter 227a and the second supporter 227b.
  • the second supporter 227b may be disposed closer to the first air flow inlet 241 and the first air flow outlet 242 than the first supporter 227a.
  • the first air flow inlet 241 and the first air flow outlet 242 may be adjacent to a left side of the first wick part 251.
  • the first supporter 227a may be elongated along a right edge between the lower surface 2513 and the lateral surface 2512 of the first wick part 251.
  • the first supporter 227a may support right corners between the lower surface 2513 and the lateral surface 2512 of the first wick part 251.
  • the pair of second supporters 227b may support left corners of the first wick part 251, respectively.
  • the pair of second supporters 227b may be spaced apart from each other to form the first gap 227c between the vicinity of the heater 2531 and the first air flow inlet 241 to allow air to flow through.
  • the first supporter 227a and the second supporter 227b may be spaced apart from each other to form the second gap 227d between the vicinity of the heater 2531 and the first air flow inlet 241 to allow air to flow through.
  • the first gap 227c and the second gap 227d may be formed in the vicinity of the lower surface 2513 of the first wick part 251.
  • an aerosol generated by the wick 25 and its surrounding air may pass through the vicinity of the plurality of supporters 227 to smoothly flow toward the first air flow outlet 242.
  • the first wick sealing portion 265 may be disposed between the peripheral surface 2522 of the second wick part 252 and the peripheral surface 235a of the liquid inlet 235.
  • An inner peripheral surface of the first wick sealing portion 265 may be in close contact with the peripheral surface 2522 of the second wick part 252.
  • the first wick sealing portion 265 may seal between the peripheral surface 2522 of the second wick part 252 and the peripheral surface 235a of the liquid inlet 235.
  • the periphery of the upper surface 2511 of the first wick part 251 may be greater than a periphery of the liquid inlet 235.
  • the periphery of the upper surface 2511 of the first wick part 251 may be located outward in the horizontal direction relative to the periphery of the liquid inlet 235.
  • An edge portion of the first wick part 251 may absorb liquid leaking between the liquid inlet 235 and the peripheral surface 2522 of the second wick part 252.
  • the second wick sealing portion 262 may protrude downward from the vicinity of the liquid inlet 235 toward the upper surface 2511 of the first wick part 251.
  • the second wick sealing portion 262 may be in close contact with the upper surface 2511 of the first wick part 251.
  • the second wick sealing portion 262 may support the upper surface 2511 of the first wick part 251.
  • liquid supplied from the second container 30 to the wick 25 may be prevented from leaking into the first chamber C1 through a gap between the second wick part 252 and the peripheral surface 235a of the liquid inlet 235, without being absorbed into the wick 25.
  • the second container 30 may include the second chamber C2 in which liquid is stored.
  • the second chamber C2 may be defined by a lower wall 311, a lateral wall (321, 322), and an upper wall 33 of the second container 30.
  • the lateral wall (321, 322) may extend vertically.
  • the lateral wall (321, 322) may include an outer lateral wall 321 defining an outside (or exterior) of the second container 30 and an inner lateral wall 322 formed inside the second container 30.
  • the inner lateral wall 322 may be formed between the second chamber C2 and the air flow discharge path 340 to partition the second chamber C2 and the air flow discharge path 340 from each other.
  • the second chamber C2 may be open to define a liquid outlet 314.
  • the liquid outlet 314 may be formed at a lower portion of the second chamber C2.
  • the liquid outlet 314 may be configured as a plurality of holes. Liquid stored in the second chamber C2 may be discharged through the liquid outlet 314.
  • a discharge guide 313 may be provided around the liquid outlet 314.
  • the discharge guide 313 may be inclined downward toward the liquid outlet 314.
  • the discharge guide 313 may be formed on the lower wall 311 of the second chamber C2.
  • the discharge guide 313 may guide the liquid stored in the second chamber C2 to the liquid outlet 314.
  • An absorbent portion 316 may block or cover a bottom of the liquid outlet 314.
  • the absorbent portion 316 may absorb liquid that has passed through the liquid outlet 314.
  • the absorbent portion 316 may be made of a felt material.
  • a bracket 317 may protrude downward from the second container 30 in the vicinity of the liquid outlet 314.
  • the bracket 317 may surround a lateral periphery of the absorbent portion 316.
  • the absorbent portion 316 may be exposed from the bracket 317 to a lower side of the second container 30.
  • the bracket 317 may allow the absorbent portion 316 to be fixed to a lower portion of the first container 30.
  • the bracket 317 may support a lower periphery of the absorbent portion 316 in a hook shape.
  • a film 316a may be detachably attached to a lower surface of the absorbent portion 316. An edge of the film 316a may be attached to a lower surface of the bracket 317.
  • the film 316a may be made of a waterproof material. The film 316a may prevent liquid from leaking from the absorbent portion 316. A user may remove the film 316a from the absorbent portion 316 before coupling the second container 30 to the first container 20.
  • a lower surface 312 of the second container 30 may be recessed upward to define a recess portion 315.
  • a recess formed by the recess portion 315 may surround the bracket 317.
  • the second container 30 may be provided with one component of the second coupler 152 (see FIGS. 1 and 2).
  • the outer lateral wall 321 of the second container 30 may be recessed to define the hook recess 325.
  • the outer lateral wall 321 of the second container 30 may protrude to define the hook 135.
  • the second container 30 may include a magnet or a ferromagnetic material.
  • the second container 30 may have the air flow discharge path 340.
  • the air flow discharge path 340 may be partitioned from the second chamber C2 by the inner lateral wall 322 of the second container 30.
  • the air flow discharge path 340 may be defined by the outer lateral wall 321 and the inner lateral wall 322 of the second container 30. Both ends of the air flow discharge path 340 may be open. One end (or first end) of the air flow discharge path 340 may be open downward. Another end (or second end) of the air flow discharge path 340 may open upward.
  • the one end of the air flow discharge path 340 may be formed by opening the lower surface 312 of the second container 30.
  • the another end of the air flow discharge path 340 may communicate with the second air flow outlet 354 formed at the mouthpiece 35.
  • the air flow discharge path 340 may be referred to as a second channel CN2.
  • the first container 20 may be detachably coupled to the body 10.
  • the first coupler 151 may allow the first container 20 and the body 10 to be detachably coupled to each other.
  • the second container 30 may be detachably coupled to the first container 20.
  • the second container 30 may be coupled to the body 10 through the second coupler 152, allowing the second container 30 to be indirectly coupled to the first container 20.
  • the second container 30 may be coupled on top of the first container 20.
  • the second container 30 When the second container 30 is coupled to the first container 20, the second container 30 may supply liquid to the wick 25.
  • the liquid stored in the second chamber C2 may pass through the liquid outlet 314 to be absorbed by the absorbent portion 316, and the absorbent portion 316 impregnated with the liquid may come into contact with the second wick part 252, so that the liquid is transferred to the second wick part 252.
  • the liquid absorbed into the second wick part 252 may be distributed into the first wick part 251.
  • the heater 3531 may heat the first wick part 251 impregnated with the liquid to generate an aerosol.
  • the sealer 26 may seal around the liquid inlet 235 through which the wick 25 is exposed from the first chamber C1. When the second container 30 is coupled on top of the first container 20, the sealer 26 may seal between the first container 20 and the second container 30.
  • the sealing wall 266, 267 may protrude toward the second container 30.
  • the sealing wall 266, 267 may be in close contact with the second container 30.
  • the sealing wall 266, 267 may surround the vicinity of the liquid inlet 235.
  • liquid discharged from the second container 30 may be prevented from leaking into a gap between the first container 20 and the second container 30.
  • the first sealing wall 266 may surround the liquid inlet 235 and the peripheral surface 2522 of the second wick part 252.
  • the first sealing wall 266 may be in close contact with a lower portion of the second container 30.
  • the first sealing wall 266 may be in close contact with a protruding portion formed inside the recess portion 315.
  • the first sealing wall 266 may be in close contact with the bracket 317.
  • the bracket 317 and the first sealing wall 266 may surround the peripheral surface 2522 of the second wick part 252. Accordingly, the bracket 317 may not only fix the absorbent portion 316, but also may press the first sealing wall 266 to thereby seal around the second wick part 252 and the liquid inlet 235.
  • the second sealing wall 267 may protrude higher than the first sealing wall 266.
  • the second sealing wall 267 may be disposed outside the first sealing wall 266 in the horizontal direction to surround the vicinity of the first sealing wall 266.
  • the second sealing wall 267 may be in close contact with the lower portion of the second container 30.
  • the second sealing wall 267 may be inserted into a recess formed by the recess portion 315 to be in close contact with the recess portion 315.
  • the first sealing wall 266 may seal around the second wick part 252 and the liquid inlet 235.
  • the liquid may be sealed by the second sealing wall 267.
  • the first channel CN1 may be formed on the left side of the first chamber C1.
  • the wick 25 and the heater 2531 may be disposed on the right side of the first chamber C1.
  • the first channel CN1 may have the first air flow inlet 241 and the first air flow outlet 242.
  • the first air flow inlet 241 may be formed on one end (or first end) of the first channel CN1.
  • the first air flow outlet 242 may be formed on another end (or second end) of the first channel CN1.
  • the first channel CN1 may be offset or deviated from the wick 25 with respect to the vertical direction.
  • the wick 25 may be spaced between the first air flow inlet 241 and the second air flow inlet 242. Unlike the drawings, at least one of the first air flow inlet 241 and the first air flow outlet 242 may be formed at the first channel CN1 by opening a lateral wall of the first container 20.
  • the second air flow inlet 141 formed by opening one side of the body 10 may communicate with the first air flow inlet 241.
  • a gap between the body 10 and the first container 20 may be sealed in the vicinity of the second air flow inlet 141.
  • the hook 125 may seal between the body 10 and the first container 20 in the vicinity of the second air flow inlet 141.
  • the first air flow outlet 242 and a lower end of the second channel CN2 may communicate with each other.
  • the first channel CN1 and the second channel CN2 may communicate with each other to form one channel CN.
  • the second channel CN2 may communicate with the second air flow outlet 354.
  • air at the outside may sequentially pass through the second air flow inlet 141, the first channel CN1, the second channel CN2, and the second air flow outlet 354 to be delivered to the user.
  • An aerosol may be generated in the first chamber C1 that is spaced apart from the first channel CN1. Due to a suction force and a pressure difference, air passing through the first channel CN1 may flow along with air and the aerosol of the first chamber C1. The air and the aerosol may flow into the first channel CN1 through the first gap 227c and the second gap 227d between the supporters 227.
  • a size of the channel may be reduced, and a size of the aerosol generating device may be reduced or optimized.
  • air flow resistance from the structure that supports the wick 25 may be reduced.
  • the air flow sealing portion 268 may be in close contact with the lower portion of the second container 30 in the vicinity of the lower end of the second channel CN2.
  • the air flow sealing portion 268 may surround the lower end of the second channel CN2 and the vicinity of the first air flow outlet 242.
  • the air flow sealing portion 268 may seal between the first container 20 and the second container 30 in the vicinity of the lower end of the air flow discharge path 340 and the first air flow outlet 242.
  • air passing from the first air flow outlet 242 to the air flow discharge path 340 may be prevented from leaking between the first container 20 and the second container 30, and the air flow efficiency may be improved.
  • a first air flow inlet 241' and a second air flow inlet 141' may be formed at positions different from those of the embodiment of FIG. 16.
  • the first air flow inlet 241' may be formed on a lateral side of a first chamber C1.
  • the second air flow inlet 141' may be formed at a body 10, and may communicate with the first air flow inlet 241'.
  • the second air flow inlet 141' may face the first air flow inlet 241'.
  • a first channel CN1' may be formed in the first chamber C1, and may have the first air flow inlet 241' and a first air flow outlet 242 at both ends thereof.
  • a wick 25 may be disposed between the first air flow inlet 241' and the first air flow outlet 242.
  • the first channel CN1' may pass through the wick 25.
  • the first channel CN1' may communicate with a second channel CN2 to form a flow channel CN' through which air flows.
  • Four second supporters 227b may support four lower vertexes of a first wick part 251, respectively.
  • a first gap 227c may be formed in the vicinity of a lower portion of the first wick part 251.
  • the first channel CN1' may pass through the first gap 227c.
  • Air may be discharged by sequentially passing through the second air flow inlet 141', the first channel CN1', the second channel CN2, and a second air flow outlet 354.
  • the air may entrain or carry an aerosol of the first chamber C1 while passing through the first channel CN1'.
  • the channel and the aerosol generating device may be reduced in size.
  • air flow resistance from the structure that supports the wick 25 may be reduced.
  • an aerosol generating device may include: a body in which a power source is accommodated; a first container detachably coupled to the body and including a wick and a heater, the heater being electrically connected to the power source; and a second container in which a liquid supplied to the wick is stored and detachably coupled to the first container.
  • the wick may include: a first wick part disposed in a first chamber of the first container; and a second wick part protruding from the first wick part to an outside of the first chamber through a liquid inlet formed at the first container and supplied with the liquid from a second chamber of the second container.
  • a periphery of the first wick part may protrude outward in a horizontal direction from a periphery of the second wick part.
  • the periphery of the first wick part may be greater than a periphery of the liquid inlet.
  • an upper portion of the first wick part may be supported by the first container in a vicinity of the liquid inlet, and a lower portion of the first wick part may be supported by a supporter that protrudes from a lower portion of the first container.
  • the aerosol generating device may further include a supporter that supports the first wick part to allow the first wick part to be spaced apart from one surface of the first chamber.
  • the heater may be attached to one surface of the first wick part, which is spaced apart from the one surface of the first chamber, to form a pattern.
  • the aerosol generating device may further include: a first terminal that is fixed to one surface of the first wick part and is provided at each of both ends of the heater; and a second terminal that is configured to come into contact with the first terminal, is exposed to an outside of the first container, and is electrically connected to the power source.
  • a first coupler by which the first container and the body are detachably coupled to each other may be provided.
  • the second container may include: a liquid outlet that is open at a bottom of the second chamber; and an absorbent portion that is fixed to a lower portion of the second container to cover a bottom of the liquid outlet, absorbs a liquid discharged from the liquid outlet, and is configured to come into contact with the wick to transfer a liquid absorbed therein.
  • the second container may include a discharge guide inclined downward from a vicinity of the liquid outlet toward the liquid outlet.
  • the second container may further include a film detachably attached to a lower portion of the absorbent portion before coupling the second container to the first container, so as to prevent liquid penetration.
  • the first container may include: a chamber inlet formed by opening one side of the first container to communicate with the first chamber; and a chamber outlet formed by opening another side of the first chamber to communicate with the first chamber, and an air flow discharge path partitioned from the second chamber and in communication with the chamber outlet.
  • a second coupler by which the second container and the body are detachably coupled to each other may be provided.
  • a cartridge may include: a first container comprising a first chamber, a wick, and a heater; a second container configured to be detachably coupled to the first container and comprising a second chamber configured to store a liquid to be supplied to the wick; wherein the first chamber comprises a first air flow inlet and a first air flow outlet forming a first channel therebetween; and wherein the second container is formed to provide a second channel partitioned from the second chamber and in communication with the first air flow outlet.
  • the cartridge may further include a sealer providing a seal between the first container and the second container in a vicinity of the first air flow outlet when the second container is coupled to the first container.
  • the sealer may surround the first air flow outlet.
  • the first channel may be positioned laterally offset from a position of the wick.
  • the first container and the second container may be coupled such that the second container is on top of the first container, and the first air flow outlet may be formed at an upper portion of the first chamber to lead upward into the second channel.
  • the first air flow inlet may be formed at a lower portion of the first chamber.
  • the first air flow inlet and the first air flow outlet may be vertically aligned.
  • the first air flow inlet may be formed at a lateral side of the first chamber.
  • the wick may include: a first wick part disposed in the first chamber; and a second wick part protruding from the first wick part and out of the first chamber through a liquid inlet of the first container, wherein the second wick part is positioned to be supplied with the liquid from the second container.
  • the cartridge may further include a supporter configured to support a lower portion of the first wick part to allow the first wick part to be spaced apart from a lower surface of the first chamber.
  • the heater may be formed in a pattern at a lower surface of the first wick part.
  • the supporter may be configured to provide an opening between the first channel and the heater.
  • the cartridge may further include a mouthpiece covering the second container and having a second air flow outlet in communication with the second channel.
  • aerosol generated by the wick is drawn from the first chamber and introduced into the first channel to also pass through the first air flow outlet and into the second channel.
  • a cartridge may include: a first container including a first chamber, a wick, and a heater, wherein the wick and the heater are disposed at the first chamber; a second container configured to be detachably coupled to the first container and including a second chamber configured to store a liquid to be supplied to the wick; wherein the first chamber comprises a first air flow inlet and a first air flow outlet forming a first channel passing through the wick or adjacent to the wick; and wherein the second container is formed to provide a second channel partitioned from the second chamber and in communication with the first air flow outlet.
  • An aerosol generating device may include: a body to which the first container is configured to be detachably coupled; and a second air flow inlet defined by an opening at the body and configured to communicate with the first air flow inlet.
  • a cartridge may include: a first container including a wick and a heater, the first container having a liquid inlet through which the wick is exposed; a second container detachably coupled to the first container and configured to supply a liquid to the wick through the liquid inlet; and a sealer to seal the first container and the second container in a vicinity of the liquid inlet.
  • the sealer may include a sealing wall that surrounds the vicinity of the liquid inlet and protrudes from the first container toward the second container.
  • the sealing wall may include: a first sealing wall; and a second sealing wall formed outside the first sealing wall.
  • the second sealing wall may protrude further than the first sealing wall, and the second container may include a recess portion into which the second sealing wall is inserted to be in close contact therewith.
  • the second container may include: an absorbent portion that covers a bottom of a liquid outlet through which the stored liquid is discharged, absorbs a liquid discharged from the liquid outlet, and is configured to come into contact with the wick to transfer a liquid absorbed therein; and a bracket that protrudes downward from a vicinity of the liquid outlet, surrounds a periphery of the absorbent portion, and fixes the absorbent portion.
  • the recess portion may surround a vicinity of the bracket, and the bracket may be in close contact with the first sealing wall.
  • the wick may include: a first wick part disposed in the first container; and a second wick part protruding from the first wick part to an outside of the first container through the liquid inlet and supplied with the liquid from the second container.
  • the sealer may include a first chamber sealing portion that surrounds a periphery of the second wick part and seals between a periphery of the liquid inlet and the periphery of the second wick part.
  • a periphery of the first wick part may protrude outward in a horizontal direction from the periphery of the second wick part.
  • the periphery of the first wick part may be greater than the periphery of the liquid inlet.
  • the sealer may include a second chamber sealing portion that surrounds a vicinity of the liquid inlet, protrudes downward, and seals between un upper surface of the first wick part and one wall on which the liquid inlet is formed.
  • the first container may include a supporter to support a lower portion of the first wick part.
  • An aerosol generating device may include a body to which the first container is detachably coupled and in which a power source electrically connected to the heater is accommodated.
  • 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.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Catching Or Destruction (AREA)

Abstract

L'invention concerne une cartouche et un dispositif de génération d'aérosol la comprenant. La cartouche comprend : un premier récipient comprenant une première chambre, une mèche et un dispositif de chauffage ; un second récipient conçu pour être accouplé de manière amovible au premier récipient et comprenant une seconde chambre conçue pour stocker un liquide à fournir à la mèche ; la première chambre comprenant une première entrée d'écoulement d'air et une première sortie d'écoulement d'air formant un premier canal entre elles ; et le second récipient étant formé pour fournir un second canal séparé de la seconde chambre et en communication avec la première sortie d'écoulement d'air.
PCT/KR2023/004420 2022-04-05 2023-04-03 Cartouche et dispositif de génération d'aérosol la comprenant WO2023195698A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2022-0042488 2022-04-05
KR20220042488 2022-04-05
KR1020220100510A KR20230143538A (ko) 2022-04-05 2022-08-11 카트리지 및 이를 포함하는 에어로졸 생성 장치
KR10-2022-0100510 2022-08-11

Publications (1)

Publication Number Publication Date
WO2023195698A1 true WO2023195698A1 (fr) 2023-10-12

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PCT/KR2023/004420 WO2023195698A1 (fr) 2022-04-05 2023-04-03 Cartouche et dispositif de génération d'aérosol la comprenant

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3275319A1 (fr) * 2015-03-23 2018-01-31 China Tobacco Yunnan Industrial Co., Ltd Dispositif de cigarette du type à chauffage électrique ayant une fonction de cigarette électronique
KR20190138461A (ko) * 2018-06-05 2019-12-13 주식회사 이엠텍 전기가열식 에어로졸 발생기용 카토마이저
KR20210010182A (ko) * 2019-07-19 2021-01-27 주식회사 케이티앤지 에어로졸 생성 장치
WO2021153895A1 (fr) * 2020-01-31 2021-08-05 Kt&G Corporation Vaporisateur et dispositif de génération d'aérosol le comprenant
KR20210155689A (ko) * 2020-06-16 2021-12-23 주식회사 케이티앤지 에어로졸 공급 장치 및 이를 구비한 에어로졸 생성 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3275319A1 (fr) * 2015-03-23 2018-01-31 China Tobacco Yunnan Industrial Co., Ltd Dispositif de cigarette du type à chauffage électrique ayant une fonction de cigarette électronique
KR20190138461A (ko) * 2018-06-05 2019-12-13 주식회사 이엠텍 전기가열식 에어로졸 발생기용 카토마이저
KR20210010182A (ko) * 2019-07-19 2021-01-27 주식회사 케이티앤지 에어로졸 생성 장치
WO2021153895A1 (fr) * 2020-01-31 2021-08-05 Kt&G Corporation Vaporisateur et dispositif de génération d'aérosol le comprenant
KR20210155689A (ko) * 2020-06-16 2021-12-23 주식회사 케이티앤지 에어로졸 공급 장치 및 이를 구비한 에어로졸 생성 장치

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