WO2023248463A1 - Unité d'atomisation, inhalateur et procédé de production d'unité d'atomisation - Google Patents

Unité d'atomisation, inhalateur et procédé de production d'unité d'atomisation Download PDF

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Publication number
WO2023248463A1
WO2023248463A1 PCT/JP2022/025291 JP2022025291W WO2023248463A1 WO 2023248463 A1 WO2023248463 A1 WO 2023248463A1 JP 2022025291 W JP2022025291 W JP 2022025291W WO 2023248463 A1 WO2023248463 A1 WO 2023248463A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid
tobacco
atomization unit
nicotine
transport member
Prior art date
Application number
PCT/JP2022/025291
Other languages
English (en)
Japanese (ja)
Inventor
光史 松本
貴久 工藤
学 山田
Original Assignee
日本たばこ産業株式会社
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
Application filed by 日本たばこ産業株式会社 filed Critical 日本たばこ産業株式会社
Priority to PCT/JP2022/025291 priority Critical patent/WO2023248463A1/fr
Publication of WO2023248463A1 publication Critical patent/WO2023248463A1/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
    • A24F40/10—Devices using liquid inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—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
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/44—Wicks

Definitions

  • the present invention relates to an atomization unit, a suction tool, and a method for manufacturing an atomization unit.
  • non-combustion heating type suction tools include a liquid storage section that stores a predetermined liquid, and an electrical load that introduces the liquid into the liquid storage section and atomizes the introduced liquid to generate an aerosol.
  • a suction tool that includes an atomizing unit having the following, and tobacco leaf powder is dispersed in the liquid in the liquid storage portion (see, for example, Patent Document 1).
  • Patent Document 2 discloses a basic configuration of a non-combustion heating type suction tool.
  • Patent Document 3 discloses information regarding tobacco leaf extract.
  • Non-Patent Document 1 discloses a technology related to nicotine.
  • the present invention has been made in view of the above, and one of its objects is to appropriately consume the liquid in the liquid storage section.
  • an atomization unit includes a liquid storage section configured to store a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine; A tobacco member containing tobacco is placed inside the nicotine-containing liquid, and the nicotine-containing liquid in the liquid storage section is introduced, and an electric device that atomizes the introduced nicotine-containing liquid to generate an aerosol is introduced.
  • a first liquid transport member in liquid communication with the tobacco member and configured to transport the nicotine-containing liquid contained in the liquid storage portion toward the load; The capillary force of the one liquid transport member is stronger than the capillary force of the tobacco member.
  • the nicotine-containing liquid held in the tobacco member moves to the first liquid transport member, the nicotine-containing liquid in the liquid storage part can be transported toward the load via the first liquid transport member, and the nicotine-containing liquid is transferred to the first liquid transport member.
  • the contained liquid can be consumed appropriately.
  • the load is attached to a wick
  • the first liquid transport member is provided between the tobacco member and the wick
  • the capillary force of the first liquid transport member is applied to the tobacco member. It may be stronger than the capillary force and weaker than the capillary force of the wick.
  • the nicotine-containing liquid held in the tobacco member can be transported toward the wick via the first liquid transport member, so the nicotine-containing liquid can be appropriately consumed.
  • the liquid storage section includes a second liquid transport member extending in a first direction in which the tobacco member and the first liquid transport member are lined up, and the second liquid transport member is connected to the tobacco member.
  • the capillary force of the second liquid transport member in contact with the first liquid transport member may be stronger than the capillary force of the tobacco member and weaker than the capillary force of the first liquid transport member.
  • the nicotine-containing liquid held in the tobacco member can be transported toward the first liquid transporting member via the second liquid transporting member, so that the nicotine-containing liquid can be appropriately consumed. Further, in the first direction, the nicotine-containing liquid can move inside the second liquid transport member instead of inside the tobacco member, so that the speed of movement of the nicotine-containing liquid to the first liquid transport member can be improved.
  • the liquid storage device may include a wall portion that defines the liquid storage portion, and the wall portion may have a through hole for introducing air into the liquid storage portion.
  • the nicotine-containing liquid can be pushed by the air flowing through the through hole to promote movement of the nicotine-containing liquid within the tobacco member. can.
  • the through hole may be provided on a side opposite to the first liquid transport member from the center of the liquid storage section in a first direction in which the tobacco member and the first liquid transport member are lined up.
  • the through hole is provided at a position relatively far from the first liquid transport member, the movement of the nicotine-containing liquid in the tobacco member toward the first liquid transport member is caused by the air flowing in from the through hole. can be promoted.
  • aspect 6 In aspect 4 or 5, which refers to aspect 3, the second liquid transport member is arranged so as to be in contact with a part of the wall, and the through hole is arranged in a wall that is not in contact with the second liquid transport member. It may be provided in the section.
  • the tobacco member has a first portion and a second portion disposed farther from the first liquid transport member than the first portion, and the tobacco member has a capillary tube in the first portion.
  • the force may be stronger than the capillary force of said second portion.
  • the nicotine-containing liquid can be easily moved from the second part to the first part, and the nicotine-containing liquid in the tobacco member can be transferred to the first liquid transport member. It is possible to further promote movement toward
  • the tobacco member has a third portion and a fourth portion disposed farther from the second liquid transport member than the third portion, and the capillary force of the third portion is greater than the third portion. It may be stronger than the capillary force of the four parts.
  • the nicotine-containing liquid can be easily moved from the fourth part to the third part, and the second liquid transport member for the nicotine-containing liquid in the tobacco member It is possible to further promote movement towards the future. As a result, the nicotine-containing liquid can be moved more quickly toward the first liquid transport member via the second liquid transport member.
  • the tobacco member may include a plurality of tobacco particles.
  • the nicotine-containing liquid can be held between the plurality of tobacco particles.
  • tobacco particles may be particles formed by collecting tobacco powder and formed into granules, or particles formed by crushing a lump of tobacco leaves into granules or powder. Good too.
  • a filling ratio of the plurality of tobacco particles to the volume of the liquid storage portion may be 40% or more.
  • the free movement of the plurality of tobacco particles within the liquid storage section can be restricted, and the movement of the tobacco particles toward the load can be suppressed. Moreover, by suppressing the flow of tobacco particles, it is possible to prevent the raw material being transported by the atomization unit from collapsing, and it is possible to prevent the first liquid transport member from being clogged with tobacco particles.
  • the average particle size of the plurality of tobacco particles may be 0.3 mm or more and 3.0 mm or less.
  • the average particle size of the tobacco particles in the first portion may be smaller than the average particle size of the tobacco particles in the second portion.
  • the capillary force in the first portion can be made stronger than the capillary force in the second portion due to the difference in the average particle diameter of the tobacco particles.
  • the tobacco particles of the tobacco member may be fluidly accommodated in the liquid storage section.
  • the tobacco particles flow within the liquid storage section by vibrating the atomization unit, and the average particle size is increased by the so-called Brazil nut effect. It is possible to easily form a first portion or a third portion having a small average particle size and a second portion or a fourth portion having a large average particle size.
  • the tobacco particles of the tobacco member may be accommodated so as not to substantially flow within the liquid storage section.
  • the liquid storage section can be filled with tobacco particles at a relatively high filling rate, so the space within the liquid storage section can be used efficiently.
  • the tobacco member may be a porous molded article of the tobacco.
  • the nicotine-containing liquid can be held by the porous molded body.
  • the "porous molded product” may be a porous molded product obtained by molding tobacco leaves into a predetermined shape by pressing, tabletting, extrusion, etc., or by casting, laminating, paper-making, etc. It may also be a formed porous tobacco sheet.
  • a suction tool includes the atomization unit according to any one of aspects 1 to 15, and a power supply unit configured to supply power to the atomization unit. , has.
  • the nicotine-containing liquid held in the tobacco member moves to the first liquid transport member, the nicotine-containing liquid in the liquid storage part can be transported toward the load via the first liquid transport member, and the nicotine-containing liquid is transferred to the first liquid transport member.
  • the contained liquid can be consumed appropriately.
  • a method for manufacturing an atomization unit includes arranging a tobacco member containing tobacco in a liquid storage part, and disposing the nicotine-containing liquid contained in the liquid storage part.
  • a first liquid transport member configured to transport toward an electrical load, disposed in liquid communication with the tobacco member, the capillary force of the first liquid transport member being configured to transport the tobacco Stronger than the capillary force of the member.
  • the nicotine-containing liquid held in the tobacco member moves to the first liquid transport member, the nicotine-containing liquid in the liquid storage part can be transported toward the load via the first liquid transport member, and the nicotine-containing liquid is transferred to the first liquid transport member.
  • the contained liquid can be consumed appropriately.
  • the tobacco member has a first portion and a second portion having a weaker capillary force than the first portion, and the manufacturing method includes the first portion having a lower capillary force than the second portion. 1 may include disposing proximate the liquid transport member.
  • the nicotine-containing liquid can be easily moved from the second part to the first part, and the nicotine-containing liquid in the tobacco member can be transferred to the first liquid transport member. It is possible to further promote movement toward
  • the tobacco member includes a plurality of tobacco particles, the average particle size of the tobacco particles in the first portion is smaller than the average particle size of the tobacco particles in the second portion, and the manufacturing method comprises: The method may further include vibrating the liquid storage section that accommodates the tobacco member with the first liquid transport member facing downward in the direction of gravity.
  • the tobacco particles are caused to flow inside the liquid storage section, resulting in the so-called Brazil nut effect. , a first portion with a small average particle size and a second portion with a large average particle size can be easily formed.
  • FIG. 1 is a perspective view schematically showing the appearance of a suction tool according to Embodiment 1.
  • FIG. It is a typical sectional view showing the main part of the atomization unit of a suction tool.
  • 3 is a diagram schematically showing a cross section taken along the line A1-A1 in FIG. 2.
  • FIG. 3 is a diagram schematically showing a cross section taken along the line A2-A2 in FIG. 2.
  • FIG. FIG. 3 is a flow diagram for explaining a method for manufacturing an atomization unit according to a second embodiment.
  • Embodiment 1 a suction tool 10 according to Embodiment 1 of the present invention will be described with reference to the drawings.
  • the drawings of the present application are schematically illustrated to facilitate understanding of the features of the embodiments, and the dimensional ratios of each component are not necessarily the same as the actual ones. Further, in the drawings of the present application, XYZ orthogonal coordinates are illustrated as necessary.
  • FIG. 1 is a perspective view schematically showing the appearance of a suction tool 10 according to the present embodiment.
  • the suction device 10 according to the present embodiment is a non-combustion heating type suction device, and specifically, is a non-combustion heating type electronic cigarette.
  • the suction tool 10 extends in the direction of the central axis CL of the suction tool 10.
  • the suction tool 10 has, for example, a "longitudinal direction (direction of the central axis CL)", a "width direction” perpendicular to the longitudinal direction, and a “thickness direction” perpendicular to the longitudinal direction and the width direction. It has an external shape with . The dimensions of the suction tool 10 in the longitudinal direction, width direction, and thickness direction become smaller in this order.
  • the Z axis direction (Z direction or -Z direction) corresponds to the longitudinal direction
  • the X axis direction (X direction or -X direction) corresponds to the longitudinal direction.
  • This corresponds to the width direction
  • the Y-axis direction (Y direction or -Y direction) corresponds to the thickness direction.
  • the suction tool 10 has a power supply unit 11 and an atomization unit 12.
  • the power supply unit 11 is detachably connected to the atomization unit 12. Inside the power supply unit 11, a battery as a power source, a control device, etc. are arranged.
  • the power supply unit 11 is configured to be able to supply power to the atomization unit 12.
  • the power supply of the power supply unit 11 and the load 40 described below of the atomization unit 12 are electrically connected.
  • the atomization unit 12 is provided with an outlet 13 for discharging air (that is, air). Air containing aerosol is discharged from this discharge port 13.
  • air that is, air
  • the user of the suction tool 10 can inhale the air discharged from the outlet 13.
  • a sensor is arranged in the power supply unit 11 to output the value of the pressure change inside the suction tool 10 caused by the user's suction through the discharge port 13.
  • a sensor detects the suction of air, notifies the control device of the suction of air, and the control device starts energizing the load 40 of the atomization unit 12, which will be described later.
  • the sensor detects the end of the suction of air, notifies the control device that the suction of the air has ended, and the control device ends the energization of the load 40.
  • the power supply unit 11 may be provided with an operation switch for transmitting a request to start air suction and a request to end air suction to the control device by a user's operation.
  • the user can transmit a request to start air suction or a request to end suction to the control device by operating the operation switch.
  • the control device that receives the air suction start request or suction end request starts or ends energization to the load 40.
  • FIG. 2 is a schematic cross-sectional view showing the main parts of the atomization unit 12 of the suction tool 10. Specifically, FIG. 2 schematically shows a cross section of the main part of the atomization unit 12 taken along a plane including the central axis CL.
  • FIG. 3 is a diagram schematically showing a cross section taken along the line A1-A1 in FIG. 2 (that is, a cross section cut along a plane normal to the central axis CL).
  • FIG. 4 is a diagram schematically showing a cross section taken along line A2-A2 in FIG.
  • the atomization unit 12 will be explained with reference to FIGS. 2 to 4.
  • the atomization unit 12 includes a plurality of walls (walls 70a to 70g) extending in the longitudinal direction (direction of the central axis CL), and a plurality of walls (walls 71a to 70g) extending in the width direction. ⁇ wall portion 71c).
  • the atomization unit 12 also includes an air passage 20, a wick 30 (corresponding to an example of a first liquid transport member), an electrical load 40, a liquid storage section 50, and a tobacco member 60. .
  • the air passage 20 is a passage through which air passes when the user suctions air (that is, when suctioning an aerosol).
  • the air passage 20 according to this embodiment includes an upstream passage section, a load passage section 22, and a downstream passage section 23.
  • the upstream passage section according to the present embodiment includes a plurality of upstream passage sections, specifically, an upstream passage section 21a ("first upstream passage section") and an upstream passage section 21b. (“second upstream passage section").
  • the upstream passage portions 21a and 21b are arranged upstream of the load passage portion 22 (upstream in the air flow direction).
  • the downstream ends of the upstream passage sections 21a and 21b communicate with the load passage section 22.
  • the load passage section 22 is a passage section in which a load 40 is disposed.
  • the downstream passage section 23 is a passage section disposed downstream of the load passage section 22 (downstream side in the air flow direction). An upstream end of the downstream passage section 23 communicates with the load passage section 22 . Further, the downstream end of the downstream passage section 23 communicates with the discharge port 13 described above. The air that has passed through the downstream passage section 23 is discharged from the discharge port 13.
  • the upstream passage section 21a is provided in an area surrounded by a wall 70a, a wall 70b, a wall 70e, a wall 70f, a wall 71a, and a wall 71b.
  • the upstream passage portion 21b is provided in an area surrounded by the wall portion 70c, the wall portion 70d, the wall portion 70e, the wall portion 70f, the wall portion 71a, and the wall portion 71b.
  • the load passage section 22 is provided in an area surrounded by a wall 70a, a wall 70d, a wall 70e, a wall 70f, a wall 71b, and a wall 71c.
  • the downstream passage section 23 is provided in an area surrounded by the cylindrical wall section 70g.
  • a hole 72a and a hole 72b are provided in the wall portion 71a. Air flows into the upstream passage section 21a through the hole 72a, and flows into the upstream passage section 21b through the hole 72b. Further, the wall portion 71b is provided with a hole 72c and a hole 72d. Air that has passed through the upstream passage section 21a flows into the load passage section 22 through the hole 72c, and air that has passed through the upstream passage section 21b flows into the load passage section 22 through the hole 72d.
  • the direction of air flow in the upstream passages 21a and 21b is opposite to the direction of air flow in the downstream passage 23.
  • the direction of air flow in the upstream passage sections 21a and 21b is the -Z direction
  • the direction of air flow in the downstream passage section 23 is the Z direction.
  • the upstream passage section 21a and the upstream passage section 21b according to the present embodiment sandwich the liquid storage section 50 between the upstream passage section 21a and the upstream passage section 21b. As such, it is arranged adjacent to the liquid storage section 50.
  • the upstream passage section 21a has one side with the liquid storage section 50 in between, in a cross-sectional view taken along a section normal to the central axis CL. side (-X direction side).
  • the upstream passage section 21b is arranged on the other side (the side in the X direction) with the liquid storage section 50 in between in this cross-sectional view.
  • the upstream passage section 21a is arranged on one side of the liquid storage section 50 in the width direction of the suction tool 10
  • the upstream passage section 21b is arranged on one side of the liquid storage section 50 in the width direction of the suction tool 10. placed on the other side.
  • the wick 30 is a member to which a load 40 is attached.
  • the wick 30 is configured to introduce the nicotine-containing liquid in the liquid containing portion 50 to the load 40 in the load passageway 22 .
  • the specific configuration of the wick 30 is not particularly limited as long as it has such a function, the wick 30 according to the present embodiment utilizes capillary phenomenon to connect the liquid storage part. 50 nicotine-containing liquids are introduced into load 40.
  • the load 40 is attached to the wick 30 does not necessarily mean that the load 40 is wound around the wick 30 as shown in FIG. This means that the load 40 is arranged so that the
  • the load 40 is an electrical load into which the nicotine-containing liquid in the liquid storage section 50 is introduced and which atomizes the introduced nicotine-containing liquid to generate an aerosol.
  • the specific configuration of the load 40 is not particularly limited, and for example, a heating element such as a heater or an element such as an ultrasonic generator may be used.
  • a heater is used as an example of the load 40.
  • a heating resistor that is, a heating wire
  • a heating resistor is used as an example of this heater.
  • the heater as the load 40 has a coil shape. That is, the load 40 according to this embodiment is a so-called coil heater. This coil heater is wound around the wick 30.
  • the load 40 is arranged in the wick 30 inside the load passage section 22, for example.
  • the load 40 is electrically connected to the power source and control device of the power supply unit 11 described above, and generates heat when electricity from the power source is supplied to the load 40 (that is, generates heat when energized). Further, the operation of the load 40 is controlled by a control device.
  • the load 40 heats the nicotine-containing liquid introduced into the load 40 via the wick 30 and atomizes it to generate an aerosol.
  • the liquid storage section 50 is a part for storing a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine.
  • the liquid storage section 50 according to the present embodiment is provided in an area surrounded by a wall 70b, a wall 70c, a wall 70e, a wall 70f, a wall 71a, and a wall 71b. Further, in this embodiment, the aforementioned downstream passage section 23 is provided so as to penetrate the liquid storage section 50 in the direction of the central axis CL.
  • the nicotine-containing liquid may be provided to the user with the nicotine-containing liquid stored in the liquid storage part 50, or the nicotine-containing liquid may be provided to the user with no nicotine-containing liquid stored in the liquid storage part 50, so that the user can It is also possible to use a structure in which a liquid containing liquid is introduced and used.
  • the nicotine-containing liquid contains at least one of natural nicotine and synthetic nicotine in a predetermined solvent.
  • the specific type of the predetermined solvent is not particularly limited, but for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, Alternatively, a liquid containing two or more substances selected from this group can be used. In this embodiment, glycerin and propylene glycol are used as examples of the predetermined solvent.
  • the nicotine-containing liquid may be provided in the form of a nicotine salt.
  • the purity of natural nicotine can be improved by purifying the tobacco leaf extract and removing as much as possible of components other than natural nicotine from the tobacco leaf extract.
  • Natural nicotine with increased purity may also be used.
  • the purity of natural nicotine contained in a predetermined solvent of the nicotine-containing liquid may be 99.9 wt% or more (in other words, in this case, impurities contained in natural nicotine (natural nicotine (the amount of components other than 0.1 wt%) is less than 0.1 wt%).
  • nicotine produced by chemical synthesis using chemical substances can be used as the synthetic nicotine.
  • the purity of this synthetic nicotine may also be 99.9 wt% or more, similar to natural nicotine.
  • the method for producing synthetic nicotine is not particularly limited, and any known production method can be used.
  • the ratio (weight % (wt%)) of at least one of natural nicotine and synthetic nicotine contained in the nicotine-containing liquid is not particularly limited, but for example, from a range of 0.1 wt% to 7.5 wt%. Selected values can be used.
  • the manufacturing cost of the suction device 10 is generally lower when using natural nicotine than when using synthetic nicotine. can be made inexpensive.
  • the nicotine contained in the nicotine-containing liquid may be mixed with natural nicotine.
  • synthetic nicotine instead of natural nicotine.
  • the tobacco member 60 contains tobacco and is disposed inside the nicotine-containing liquid in the liquid storage section 50.
  • tobacco member 60 includes a plurality of tobacco particles. This allows the nicotine-containing liquid to be retained between the plurality of tobacco particles.
  • the tobacco member 60 has a capillary force that retains the liquid.
  • tobacco particles may be those formed by collecting tobacco powder and forming into granules, or may be those formed into granules or powder by crushing a lump of tobacco leaves. There may be.
  • the suction tool 10 includes a first liquid transport member 82 provided between the tobacco member 60 and the wick 30 in the liquid storage section 50.
  • First liquid transport member 82 is in liquid communication with tobacco member 60 and is configured to transport nicotine-containing liquid retained in tobacco member 60 toward load 40 .
  • the first liquid transport member 82 may be formed from a member capable of retaining liquid, such as cotton. The first liquid transport member 82 suppresses direct contact between the tobacco member 60 and the wick 30, and as a result, it is possible to suppress the tobacco member 60 from adhering to the load 40 and deteriorating the load 40.
  • Suction using the suction tool 10 is performed as follows. First, when the user starts suctioning air, the air passes through the upstream passage sections 21 a and 21 b of the air passage 20 and flows into the load passage section 22 . Aerosol generated in the load 40 is added to the air that has flowed into the load passage section 22 . This aerosol contains flavor components contained in the nicotine-containing liquid and flavor components eluted from the tobacco member 60 placed in the nicotine-containing liquid. The air to which this aerosol has been added passes through the downstream passage section 23, is discharged from the discharge port 13, and is sucked into the user.
  • the flavor components of tobacco leaves contained in the tobacco member 60 are added to the aerosol generated by the load 40 in addition to the components contained in the nicotine-containing liquid. be able to. This allows you to fully enjoy the flavor of tobacco leaves.
  • the tobacco member 60 of this embodiment since the tobacco member 60 of this embodiment holds the nicotine-containing liquid, it is preferable to appropriately transport the nicotine-containing liquid toward the electrical load 40 and consume it. Therefore, in this embodiment, the capillary force of the first liquid transport member 82 is stronger than the capillary force of the tobacco member 60. As a result, the nicotine-containing liquid held in the tobacco member 60 moves to the first liquid transport member 82, so that the nicotine-containing liquid in the liquid storage section 50 is directed toward the wick 30 via the first liquid transport member 82. transport, and the nicotine-containing liquid can be consumed appropriately.
  • the wick 30 is in liquid communication with the tobacco member 60 and transports the nicotine-containing liquid contained in the liquid storage section 50 toward the load 40.
  • the first liquid transport member is configured to function as a first liquid transport member.
  • the capillary force of the wick 30 is made stronger than the capillary force of the tobacco member 60.
  • the second liquid transport member 84 extends in the first direction (or longitudinal direction) in which the tobacco member 60 and the first liquid transport member 82 are lined up, is provided inside the liquid storage section 50, and is arranged between the tobacco member 60 and the first liquid transport member. Contact 82.
  • the capillary force of the second liquid transport member 84 is made stronger than the capillary force of the tobacco member 60 and weaker than the capillary force of the first liquid transport member 82.
  • the second liquid transport member 84 may be formed from a member capable of retaining liquid, such as cotton.
  • the second liquid transport member 84 extends over the entire length of the liquid storage section 50 in the first direction, that is, from one end of the liquid storage section 50 to the first liquid transport member 82 in the first direction. Further, it is preferable that the second liquid transport member 84 extends over the entire length of the liquid storage section 50 in the width direction. Thereby, the contact area between the second liquid transport member 84 and the tobacco member 60 can be increased, and the speed of movement of the nicotine-containing liquid to the first liquid transport member 82 can be further improved.
  • the atomization unit 12 includes a wall 70b, a wall 70c, a wall 70e, a wall 70f, a wall 70g, a wall 71a, and a wall 71b that define the liquid storage section 50.
  • at least one of the wall 70b, the wall 70c, the wall 70e, the wall 70f, the wall 70g, the wall 71a, and the wall 71b is a through hole for introducing air into the liquid storage section 50. It is preferable to have a hole h1.
  • a through hole h1 may be provided in the wall portion 70e.
  • the through hole h1 is located closer to the first liquid transport member 82 than the center of the liquid storage section 50. Preferably, they are provided on opposite sides. In this case, since the through hole h1 is provided at a position relatively far from the first liquid transport member 82, the air flowing from the through hole h1 directs the nicotine-containing liquid in the tobacco member 60 toward the first liquid transport member 82. It can promote movement. It is more preferable that the through hole h1 is provided near the discharge port 13 shown in FIG. 1 in the longitudinal direction.
  • the through hole h1 is provided at a position relatively far from the first liquid transport member 82, the air flowing in from the through hole h1 directs the nicotine-containing liquid in the tobacco member 60 toward the first liquid transport member 82. This can encourage people to move around more easily.
  • the second liquid transport member 84 may be placed in contact with a portion of the wall, in this embodiment, the wall 70f.
  • the through hole h1 is a wall portion that is not in contact with the second liquid transport member 84, in this embodiment, the wall portion 70b, the wall portion 70c, the wall portion 70e, the wall portion 70g, the wall portion 71a, or the wall portion 71b. It is preferable that the This can prevent the air flowing in from the through hole h1 from directly entering the second liquid transport member 84, so that the air from the through hole h1 accumulates in the second liquid transport member 84 and the second liquid transport member 84 can be prevented from being inhibited from moving the nicotine-containing liquid.
  • the tobacco member 60 includes a first portion 60a and a second portion 60b that is disposed farther from the first liquid transport member 82 than the first portion 60a. It is preferable that the capillary force of the first portion 60a is stronger than the capillary force of the second portion 60b. In this case, since a gradient of capillary force can be formed in the tobacco member 60, the nicotine-containing liquid can be easily moved from the second part 60b to the first part 60a, and the first liquid transport member for the nicotine-containing liquid in the tobacco member 60 82 can be further promoted.
  • the average particle size of the tobacco particles in the first portion 60a is preferably smaller than the average particle size of the tobacco particles in the second portion 60b.
  • the capillary force of the first portion 60a can be made stronger than the capillary force of the second portion 60b due to the difference in the average particle size of the tobacco particles.
  • the tobacco member 60 has a third portion 60c and a fourth portion 60d that is disposed farther from the second liquid transport member 84 than the third portion 60c.
  • the capillary force of the third portion 60c is stronger than that of the fourth portion 60d.
  • the nicotine-containing liquid is easily moved from the fourth portion 60d to the third portion 60c, and the second liquid transport of the nicotine-containing liquid within the tobacco member 60 is performed. Movement toward the member 84 can be further promoted. As a result, the nicotine-containing liquid can be moved more quickly toward the first liquid transport member 82 via the second liquid transport member 84.
  • the average particle size of the tobacco particles in the third portion 60c is preferably smaller than the average particle size of the tobacco particles in the fourth portion 60d.
  • the capillary force of the third portion 60c can be made stronger than the capillary force of the fourth portion 60d due to the difference in the average particle size of the tobacco particles.
  • the tobacco particles of the tobacco member 60 can be fluidly accommodated in the liquid storage section 50. As described above, when the atomization unit 12 contains a plurality of tobacco particles having different particle sizes, the tobacco particles flow within the liquid storage section 50 by vibrating the atomization unit 12, and due to the so-called Brazil nut effect, the average The first portion 60a or third portion 60c having a small particle size and the second portion 60b or fourth portion 60d having a large average particle size can be easily formed.
  • the tobacco particles of the tobacco member 60 may be contained so that they do not substantially flow within the liquid storage portion 50. In this case, the tobacco particles can be filled into the liquid storage section 50 at a relatively high filling rate, so that the space within the liquid storage section 50 can be used efficiently.
  • the filling rate of the plurality of tobacco particles constituting the tobacco member 60 with respect to the volume of the liquid storage portion 50 is preferably 40% or more. In this case, free movement of the plurality of tobacco particles within the liquid storage section 50 can be restricted, and movement of the tobacco particles toward the load 40 can be suppressed. Further, the filling rate is more preferably 40% or more and 75% or less, and even more preferably 50% or more and 60% or less.
  • the average particle diameter of the plurality of tobacco particles constituting the tobacco member 60 is preferably 0.3 mm or more and 3.0 mm or less. In this case, a filling rate of, for example, 50% or more can be ensured while keeping the size of the liquid storage section 50 small. Further, the average particle diameter is more preferably 0.3 mm or more and 2.0 mm or less, and even more preferably 0.5 mm or more and 1.0 mm or less.
  • the tobacco member 60 was described as containing a plurality of tobacco particles, but the present invention is not limited to this, and the tobacco member 60 may be a porous molded article of tobacco.
  • the nicotine-containing liquid can be retained by the porous molded body.
  • the "porous molded product” may be a porous molded product obtained by molding tobacco leaves into a predetermined shape by pressing, tabletting, extrusion, etc., or by casting, laminating, paper-making, etc. It may also be a formed porous tobacco sheet.
  • FIG. 5 is a flow diagram for explaining a method for manufacturing the atomization unit 12 according to this embodiment.
  • step S10 flavor components are extracted from tobacco leaves.
  • the specific method of this step S10 is not particularly limited, for example, the following method can be used.
  • an alkaline substance is applied to tobacco leaves (referred to as alkali treatment).
  • alkali treatment a basic substance such as an aqueous potassium carbonate solution can be used.
  • the alkali-treated tobacco leaves are heated at a predetermined temperature (for example, a temperature of 80° C. or higher and lower than 150° C.) (referred to as heat treatment).
  • a predetermined temperature for example, a temperature of 80° C. or higher and lower than 150° C.
  • heat treatment for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or one substance selected from this group.
  • Two or more types of substances are brought into contact with tobacco leaves.
  • released components (including flavor components) released from the tobacco leaves into the gas phase are collected in a predetermined collection solvent.
  • the collection solvent for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or two substances selected from this group. The above substances can be used. Thereby, a collection solvent containing flavor components can be obtained (that is, flavor components can be extracted from tobacco leaves).
  • step S10 may be configured without using the collection solvent as described above.
  • the alkali-treated tobacco leaves are subjected to the above heat treatment and then cooled using a condenser or the like, thereby reducing the released components released from the tobacco leaves into the gas phase. It is also possible to condense and extract flavor components.
  • step S10 may be configured without performing the alkali treatment as described above.
  • tobacco leaves tobacco leaves that have not been subjected to alkali treatment
  • One selected substance or two or more substances selected from this group are added.
  • the tobacco leaves to which this has been added are heated, and the components released during heating are collected in a collection solvent or condensed using a condenser or the like. Flavor components can also be extracted by such a process.
  • one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water is aerosolized or selected from this group.
  • An aerosol containing two or more types of substances is passed through tobacco leaves (tobacco leaves that have not been subjected to alkali treatment), and the aerosol that has passed through the tobacco leaves is collected by a collection solvent. Flavor components can also be extracted by such a process.
  • step S10 After step S10, a manufacturing process related to step S20 and a concentration process related to step S30, which will be described below, are executed.
  • step S20 the tobacco member 60 to be accommodated in the liquid storage section 50 is manufactured from the tobacco leaves extracted in the extraction process related to step S10.
  • the tobacco leaf powder extracted in the extraction process in step S10 is collected and formed into granules, or the tobacco leaf lumps are crushed and formed into granules or powder. to produce tobacco particles.
  • the porous molded body is manufactured by hardening and molding the tobacco leaf powder extracted in the extraction process in step S10 into a predetermined shape.
  • a material obtained by mixing binder and water with the tobacco leaf powder extracted in the extraction step related to step S10 is put into a mold, pressure is applied to form it into a predetermined shape, and then it is dried.
  • a porous molded body can be manufactured.
  • the present invention is not limited to this, and in step S20, the tobacco member 60 may be manufactured using tobacco leaves that have not undergone the extraction process.
  • the tobacco member 60 may be coated with a coating material such as a resin film or water glass in order to suppress swelling when accommodated in the liquid storage portion 50. However, in that case, it is necessary to communicate at least a portion of the tobacco member 60 with the nicotine-containing liquid.
  • a coating material such as a resin film or water glass
  • wax can be used as this coating material. Examples of this wax include Microcrystan WAX (model number: Hi-Mic-1080 or Hi-Mic-1090) manufactured by Nippon Seiro Co., Ltd., and water-dispersed ionomer (model number: Chemipearl S120) manufactured by Mitsui Chemicals. ), Hiwax (model number: 110P) manufactured by Mitsui Chemicals, etc. can be used.
  • corn protein can also be used as a coating material.
  • Zein model number: Kobayashi Zein DP-N manufactured by Kobayashi Perfume Co., Ltd.
  • polyvinyl acetate can also be used as a coating material.
  • the coating material covering the surface of the tobacco member 60 is provided with a plurality of holes (fine holes) through which flavor components remaining in the tobacco member 60 can pass while suppressing the passage of the tobacco member 60. It is preferable that the That is, the pores of this coating material may have a size larger than the size of the flavor component and smaller than the size of the tobacco member 60. According to this configuration, the flavor components remaining in the tobacco residue can be eluted into the nicotine-containing liquid while suppressing swelling of the tobacco member 60.
  • the specific size (diameter) of the pores provided in this coating material is not particularly limited, but to give a specific example, a value selected from the range of 10 ⁇ m or more and 3 mm or less may be used. can.
  • a net-like mesh member can also be used as the coating material. Also in this case, the flavor components remaining in the tobacco member 60 can be eluted into the nicotine-containing liquid while suppressing swelling of the tobacco member 60.
  • step S30 the flavor components extracted in step S10 are concentrated.
  • step S30 according to the present embodiment, the flavor components contained in the collection solvent containing the flavor components extracted in step S10 are concentrated. Note that step S10 and step S30 may not be performed, and only step S20 may be performed.
  • step S40 a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine is added to the tobacco member 60.
  • the flavor component including at least one of natural nicotine and synthetic nicotine
  • step S40 the flavor components extracted in the extraction process may be added to the tobacco leaves 64.
  • the tobacco member 60 manufactured in step S20 is coated with a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine, or a flavor component extracted in the extraction step of step S10 (specifically, a flavor component extracted in the extraction process of step S10).
  • a flavor component (after being concentrated in step S30) may also be added.
  • step S50 the assembly process related to step S50 is executed. Specifically, in step S50, the atomization unit 12 in which no tobacco member 60 is housed is prepared, and the tobacco member 60 after step S40 is placed in the liquid storage portion 50 of this atomization unit 12. do. Further, the wick 30 is arranged in the atomization unit 12 so as to be in liquid communication with the tobacco member 60. A load 40 is attached to the wick 30.
  • the atomization unit 12 includes a first liquid transport member 82
  • the first liquid transport member 82 is disposed in the atomization unit 12 so as to be in fluid communication with the tobacco member 60 .
  • the second liquid transport member 84 the second liquid transport member 84 is arranged in the atomization unit 12 so as to be in contact with the tobacco member 60 and the first liquid transport member 82 .
  • step S50 it is preferable that the first portion 60a of the tobacco member 60 be arranged closer to the wick 30 or the first liquid transport member 82 than the second portion 60b. More specifically, when the tobacco member 60 is a porous molded body having a first portion 60a and a second portion 60b, the first portion 60a is more likely to transport the wick 30 or the first liquid than the second portion 60b. The tobacco member 60 is placed in the liquid storage portion 50 so as to be close to the member 82.
  • the tobacco member 60 When the tobacco member 60 includes a plurality of tobacco particles and the average particle size of the tobacco particles in the first portion 60a is smaller than the average particle size of the tobacco particles in the second portion 60b, the tobacco member 60 is placed in the liquid storage section 50. It is preferable to vibrate the liquid storage section 50 containing the tobacco member 60 with the wick 30 or the first liquid transport member 82 facing downward in the direction of gravity. By vibrating the liquid storage section 50 containing the tobacco member 60 with the wick 30 or the first liquid transport member 82 facing downward in the direction of gravity, the tobacco particles are made to flow inside the liquid storage section 50, and the tobacco particles are made to flow inside the liquid storage section 50.
  • the first portion 60a with a small average particle size and the second portion 60b with a large average particle size can be easily formed.
  • the present invention is not limited to this, and by first storing tobacco particles with a small average particle size in the liquid storage part 50 and then storing tobacco particles with a large average particle size in the liquid storage part 50, the first part 60a and the first part 60a can be separated. Two portions 60b may be formed.
  • step S50 it is preferable that the third portion 60c of the tobacco member 60 be arranged closer to the second liquid transport member 84 than the fourth portion 60d. More specifically, when the tobacco member 60 is a porous molded body having a third portion 60c and a fourth portion 60d, the third portion 60c is closer to the second liquid transport member 84 than the fourth portion 60d.
  • the tobacco member 60 is arranged in the liquid storage part 50 so that the tobacco member 60 is close to the liquid storage part 50.
  • the tobacco member 60 When the tobacco member 60 includes a plurality of tobacco particles and the average particle size of the tobacco particles in the third portion 60c is smaller than the average particle size of the tobacco particles in the fourth portion 60d, the tobacco member 60 is placed in the liquid storage section 50. It is preferable to vibrate the liquid storage section 50 containing the tobacco member 60 with the second liquid transport member 84 facing downward in the direction of gravity. By vibrating the liquid storage section 50 containing the tobacco member 60 with the second liquid transport member 84 facing downward in the direction of gravity, the tobacco particles are made to flow within the liquid storage section 50, resulting in a so-called Brazil nut effect.
  • the third portion 60c with a small average particle size and the fourth portion 60d with a large average particle size can be easily formed.
  • the present invention is not limited to this, and by first storing tobacco particles with a small average particle size in the liquid storage part 50 and then storing tobacco particles with a large average particle size in the liquid storage part 50, the third part 60c and the third part 60c can be separated. Two portions 60b may be formed.
  • the tobacco member 60 is a porous molded body having a first portion 60a, a second portion 60b, a third portion 60c, and a fourth portion 60d
  • the first portion 60a is larger than the second portion 60b in the wick 30.
  • the tobacco member 60 is arranged in the liquid storage portion 50 so that it is closer to the first liquid transport member 82 and the third portion 60c is closer to the second liquid transport member 84 than the fourth portion 60d.
  • the tobacco member 60 is a tobacco particle having a first portion 60a, a second portion 60b, a third portion 60c, and a fourth portion 60d
  • the first portion 60a is larger than the second portion 60b in the wick 30 or the first portion.
  • the tobacco particles of the tobacco member 60 are arranged in the liquid storage portion 50 so that the third portion 60c is closer to the liquid transport member 82 and the third portion 60c is closer to the second liquid transport member 84 than the fourth portion 60d.
  • step S60 a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine is stored in the liquid storage section 50.
  • the nicotine-containing liquid is directly supplied to the liquid storage section 50.
  • directly supplying means not to store the nicotine-containing liquid in the liquid storage part 50 with the liquid holding member holding the nicotine-containing liquid in the liquid storage part 50. This means pouring it directly into the water. Thereby, the amount of nicotine-containing liquid stored in the liquid storage section 50 can be easily adjusted.
  • the nicotine-containing liquid contains one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or two or more substances selected from this group. May contain.
  • the substance serves as a suitable solvent for the flavor component (at least one of natural nicotine and synthetic nicotine)
  • the flavor can be efficiently adjusted.
  • the user does not have to introduce the liquid into the suction tool 10 himself.
  • flavor components including at least one of natural nicotine and synthetic nicotine
  • flavor components are added to the liquid stored in the liquid storage section 50. Additional ingredients may be added.
  • the accommodation process in step S60 may be performed by placing the tobacco member 60 to which the nicotine-containing liquid has been added in step S40 in the liquid storage part 50 in the assembly process in step S50.
  • the nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine is stored in the liquid storage section 50 while being held by the tobacco member 60.
  • one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or a substance selected from this group is added to the liquid storage part 50. It may further contain a liquid containing two or more selected substances.
  • this embodiment may also have a configuration that does not include step S30.
  • step S40 the flavor component extracted in the extraction process in step S10 may be added to the tobacco member 60 manufactured in step S20.
  • the present embodiment includes step S30 in that the amount of flavor components contained in the tobacco member 60 can be increased compared to a case that does not include step S30.
  • this embodiment can also be configured without step S60. In this case, the user of the suction tool 10 can replenish the liquid into the liquid storage section 50 by himself/herself. Step S60 may be executed simultaneously with or before step S50.
  • the nicotine-containing liquid held in the tobacco member 60 moves to the first liquid transport member 82, so that the liquid in the liquid storage section 50 is
  • the nicotine-containing liquid can be transported toward the load 40 via the first liquid transport member 82, and the nicotine-containing liquid can be appropriately consumed.
  • Example 2 The present inventors evaluated the residual liquid rate using atomization units of various shapes. In this evaluation, if similar measurements were performed multiple times, the average value was adopted as the evaluation value. In addition, in the following experiment, an atomization unit that does not meet some of the conditions of the above-mentioned embodiment is used. However, in this experiment, the relationship between the shape of the atomization unit and the residual liquid rate was investigated. The objective has been achieved. Some of the conditions that are not met include, for example, in the above-described embodiments, a nicotine-containing liquid is used as the aerosol-generating liquid, but the aerosol-generating liquid used in this experiment does not contain nicotine. In addition, in the following experiments, glass beads (non-tobacco base material) imitating the tobacco member were used instead of the tobacco member.
  • Example 1 A step of preparing an aerosol-generating liquid, a molding step of molding a molded object containing a non-tobacco base material, and arranging the molded object containing the aerosol-generating liquid and a non-tobacco base material in the liquid storage section 50, placing a first liquid transport member 82 (plate-shaped cotton) configured to transport the aerosol-generating liquid contained in the aerosol generating liquid 50 toward the electrical load 40 in fluid communication with the molded body; Then, an atomization unit having the shape shown in FIG. 2 (however, it does not include the second liquid transport member 84) was manufactured through an aerosol generation liquid storage step of storing the aerosol generation liquid in the liquid storage section 50. The conditions of the atomization unit are shown below.
  • Example 2 The experiment was conducted except that the particle size of the plurality of glass beads used as the molded body, the filling rate of the molded body with respect to the volume of the liquid storage part 50, and the filling rate of the molded body with respect to the volume of the liquid storage part 50 were changed as follows.
  • the residual liquid rate was evaluated in the same manner as in Example 1. ⁇ Molded body; multiple glass beads (particle size 0.71 to 0.99 mm) - Filling rate of the molded body with respect to the volume of the liquid storage part 50: 58 volume % ⁇ Amount of aerosol generation liquid used: 946.5mg
  • the residual liquid rate was evaluated in the same manner as in Experiment 1 above. As a result of the above measurements, the residual liquid rate was 32.0% by volume. From this experiment, it was found that by setting the particle size of the molded body to 0.71 mm or more, it was possible to efficiently reduce the residual liquid rate of the aerosol-generating liquid in the liquid storage section 50 after use.
  • Example 3 A step of preparing an aerosol-generating liquid, a molding step of molding a molded object containing a non-tobacco base material, and arranging the molded object containing the aerosol-generating liquid and a non-tobacco base material in the liquid storage section 50,
  • a first liquid transport member 82 PET nonwoven fabric
  • a second liquid transport member 84 a plate-shaped porous body
  • the residual liquid rate was evaluated in the same manner as in Experiment 1 above. As a result of the above measurements, the residual liquid rate was 24.5% by volume (molded body: 2.5% by volume, first liquid transport member 82: 2% by volume, second liquid transport member 84: 15.5% by volume) , Wick 30: 4.5% by volume). From this experiment, it was found that by using the second liquid transport member 84, it was possible to efficiently reduce the residual liquid rate of the aerosol-generating liquid in the liquid storage section 50 after use.
  • Example 4 As the first liquid transport member 82, cut cotton having a larger capillary force than that of the second liquid transport member 84 was used, and the filling rate of the molded body with respect to the volume of the liquid storage part 50, and the molding with respect to the volume of the liquid storage part 50.
  • the residual liquid rate was evaluated in the same manner as in Experiment 3, except that the filling rate of the body and the suction angle were changed as follows.
  • the residual liquid rate was evaluated in the same manner as in Experiment 1 above. As a result of the above measurements, the residual liquid rate was 15.5% by volume (molded body: 1.5% by volume, first liquid transport member 82: 3.5% by volume, second liquid transport member 84: 6.5% by volume). % by volume, wick 30:4% by volume). From this experiment, it was found that by using the first liquid transport member 82 having a larger capillary force than the second liquid transport member 84, the residual liquid rate of the aerosol generation liquid in the liquid storage section 50 after use can be more efficiently reduced. I found out that it is possible.
  • Example 5 In the wall portion 70b and the wall portion 70c shown in FIG. 3, each has a diameter of 0 mm at a position within a range of 1-5 mm from the wall portion 71a in the longitudinal direction (Z-axis direction) and an intermediate position in the Y-axis direction. .6 mm through-hole h1 was provided, and the filling rate of the molded body with respect to the volume of the liquid storage portion 50, the filling rate of the molded body with respect to the volume of the liquid storage portion 50, and the suction angle were changed as follows. The residual liquid rate was evaluated in the same manner as in Experiment 1 except for this. ⁇ Filling ratio of the molded body to the volume of the liquid storage part: 60% by volume ⁇ Amount of aerosol generation liquid used: 1069.7mg ⁇ Suction angle: 45°
  • the residual liquid rate was evaluated in the same manner as in Experiment 1 above. As a result of the above measurements, the residual liquid rate was 24.5% by volume. From this experiment, it was found that by providing the through hole h1 on the side surface of the liquid storage section 50, the residual liquid rate of the aerosol-generating liquid in the liquid storage section 50 after use can be efficiently reduced.
  • the order of storing particles in the liquid storage section 50 was as follows: particles with a particle size of 0.35 to 0.5 mm, particles with a particle size of 0.5 to 0.71 mm, and particles with a particle size of 0.71 to 0.99 mm.
  • the residual liquid rate was evaluated in the same manner as in Experiment 1 above. As a result of the above measurements, the residual liquid rate was 15.5% by volume. From this experiment, it was found that by decreasing the particle size of the molded body as it approaches the first liquid transport member 82, it is possible to efficiently reduce the residual liquid rate of the aerosol-generating liquid in the liquid storage section 50 after use. Do you get it.

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Abstract

La présente invention consomme de manière appropriée le liquide à l'intérieur d'une partie de réception de liquide.　Une unité d'atomisation selon la présente invention a une partie de réception de liquide qui est conçue pour recevoir un liquide contenant de la nicotine qui comprend de la nicotine naturelle et/ou de la nicotine synthétique, un élément de tabac qui comprend du tabac et est placé à l'intérieur du liquide contenant de la nicotine dans la partie de réception de liquide, une charge électrique qui atomise le liquide contenant de la nicotine tel qu'introduit à partir de la partie de réception de liquide pour générer un aérosol, et un premier élément de transport de liquide qui est conçu pour être en communication fluidique avec l'élément de tabac et pour transporter le liquide contenant de la nicotine reçu dans la partie de réception de liquide vers la charge. La force capillaire du premier élément de transport de liquide est plus forte que la force capillaire de l'élément de tabac.
PCT/JP2022/025291 2022-06-24 2022-06-24 Unité d'atomisation, inhalateur et procédé de production d'unité d'atomisation WO2023248463A1 (fr)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018523985A (ja) * 2015-06-29 2018-08-30 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル発生システムのためのカートリッジおよび装置
JP2018528788A (ja) * 2015-08-21 2018-10-04 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル発生システム用カートリッジ組立品およびカートリッジ組立品を含むエアロゾル発生システム
WO2019211332A1 (fr) * 2018-05-01 2019-11-07 Nerudia Limited Système de substitution à l'acte de fumer
JP2021506276A (ja) * 2017-12-15 2021-02-22 アール・エイ・アイ・ストラテジック・ホールディングス・インコーポレイテッド 複数のエアロゾル送達経路を有するエアロゾル送達装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018523985A (ja) * 2015-06-29 2018-08-30 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル発生システムのためのカートリッジおよび装置
JP2018528788A (ja) * 2015-08-21 2018-10-04 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル発生システム用カートリッジ組立品およびカートリッジ組立品を含むエアロゾル発生システム
JP2021506276A (ja) * 2017-12-15 2021-02-22 アール・エイ・アイ・ストラテジック・ホールディングス・インコーポレイテッド 複数のエアロゾル送達経路を有するエアロゾル送達装置
WO2019211332A1 (fr) * 2018-05-01 2019-11-07 Nerudia Limited Système de substitution à l'acte de fumer

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