WO2024127662A1 - Dispositif d'aspiration, procédé de commande et programme de commande - Google Patents

Dispositif d'aspiration, procédé de commande et programme de commande Download PDF

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Publication number
WO2024127662A1
WO2024127662A1 PCT/JP2022/046489 JP2022046489W WO2024127662A1 WO 2024127662 A1 WO2024127662 A1 WO 2024127662A1 JP 2022046489 W JP2022046489 W JP 2022046489W WO 2024127662 A1 WO2024127662 A1 WO 2024127662A1
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WIPO (PCT)
Prior art keywords
aerosol
time
heating unit
suction device
heating
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Application number
PCT/JP2022/046489
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English (en)
Japanese (ja)
Inventor
毅 長谷川
学 山田
Original Assignee
日本たばこ産業株式会社
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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/JP2022/046489 priority Critical patent/WO2024127662A1/fr
Publication of WO2024127662A1 publication Critical patent/WO2024127662A1/fr

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/30—Devices using two or more structurally separated inhalable precursors, e.g. using two liquid precursors in two cartridges
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50—Control or monitoring
    • A24F40/57—Temperature control

Definitions

  • This disclosure relates to a suction device, a control method, and a control program.
  • inhalation devices that generate an aerosol containing, for example, a flavor component and allow a user to inhale the generated aerosol.
  • inhalation devices deliver the generated aerosol to a user by heating a substrate that includes an aerosol source with a heating section (also referred to as a "heating element") that is an electric resistance or induction heater.
  • Patent Document 1 discloses an aerosol generating device that includes two heaters, a first heater used to heat a cigarette containing nicotine and a second heater used to heat a cartridge containing a liquid base, and that operates the first heater and/or the second heater to generate an aerosol when a cigarette is inserted. It also discloses that the first heater is heated according to a preset temperature profile. Also, the following Patent Document 2 discloses a technology that uses a temperature profile to change the temperature of a heating element over time.
  • the present disclosure provides a suction device, a control method, and a control program that can improve user convenience.
  • a first heating unit that heats an aerosol source containing acid by supplying electric power thereto, and generates a predetermined amount of an aerosol containing acid; a flavor source comprising a flavor component that reacts with an acid contained in the aerosol to form a salt;
  • a second heating unit capable of heating the flavor source by supplying electric power thereto; a power source capable of supplying power to each of the first heating unit and the second heating unit; a control unit capable of controlling power supply from the power source to the first heating unit and the second heating unit; Equipped with the flavor source imparts the flavor component to the aerosol passing through the flavor source; the control unit changes the heating mode of the flavor source by the second heating unit in response to a predetermined change time following a predetermined input by a user so that the amount of the flavor component imparted to the aerosol is relatively increased compared to a predetermined amount of acid contained in the aerosol. It is a suction device.
  • a control method performed by a computer that controls a suction device comprising:
  • the suction device is A first heating unit that heats an aerosol source containing acid by supplying electric power thereto, and generates a predetermined amount of an aerosol containing acid; a flavor source comprising a flavor component that reacts with an acid contained in the aerosol to form a salt;
  • a second heating unit capable of heating the flavor source by supplying electric power thereto; a power source capable of supplying power to each of the first heating unit and the second heating unit; Equipped with
  • the computer includes: A power supply from the power source to the first heating unit and the second heating unit can be controlled.
  • the computer changing a heating mode of the flavor source by the second heating unit in response to a predetermined change time being reached after a predetermined input by a user of the inhalation device, so that an amount of the flavor component imparted to the aerosol is relatively increased compared to a predetermined amount of acid contained in the aerosol; It is a control method for performing processing.
  • a control program for causing a computer that controls a suction device to perform a predetermined process
  • the suction device is A first heating unit that heats an aerosol source containing acid by supplying electric power thereto, and generates a predetermined amount of an aerosol containing acid; a flavor source comprising a flavor component that reacts with an acid contained in the aerosol to form a salt; A second heating unit capable of heating the flavor source by supplying electric power thereto; a power source capable of supplying power to each of the first heating unit and the second heating unit; Equipped with The computer includes: A power supply from the power source to the first heating unit and the second heating unit can be controlled.
  • the computer includes: changing a heating mode of the flavor source by the second heating unit in response to a predetermined change time being reached after a predetermined input by a user of the inhalation device, so that an amount of the flavor component imparted to the aerosol is relatively increased compared to a predetermined amount of acid contained in the aerosol; It is a control program that performs the processing.
  • the present disclosure provides a suction device, a control method, and a control program that can improve user convenience.
  • FIG. 1 is a schematic diagram showing an example of a configuration of a suction device 100 according to the present disclosure.
  • FIG. 2 is a diagram showing a first example of the operation of the suction device 100.
  • FIG. 3 is a diagram showing an example of the change in the amount of flavor component imparted to the aerosol around the time t5a shown in FIG.
  • FIG. 4 is a diagram showing a second example of the operation of the suction device 100.
  • FIG. FIG. 5 is a diagram showing a third example of the operation of the suction device 100.
  • FIG. FIG. 6 is a diagram showing a fourth example of the operation of the suction device 100.
  • FIG. FIG. 7 is a diagram showing a fifth example of the operation of the suction device 100.
  • FIG. FIG. 1 is a schematic diagram showing an example of a configuration of a suction device 100 according to the present disclosure.
  • FIG. 2 is a diagram showing a first example of the operation of the suction device 100.
  • FIG. 3
  • FIG. 8 is a diagram showing a sixth example of the operation of the suction device 100.
  • FIG. 9 is a diagram showing a seventh example of the operation of the suction device 100.
  • FIG. 10 is a diagram showing an eighth example of the operation of the suction device 100.
  • FIG. 11 is a diagram showing a ninth example of the operation of the suction device 100.
  • FIG. 12 is a diagram showing a tenth example of the operation of the suction device 100.
  • FIG. FIG. 13 is a diagram showing an eleventh example of the operation of the suction device 100.
  • FIG. FIG. 14 is a diagram showing a twelfth example of the operation of the suction device 100.
  • FIG. FIG. 14 is a diagram showing a twelfth example of the operation of the suction device 100.
  • FIG. 15 is a diagram showing a thirteenth example of the operation of the suction device 100.
  • FIG. 16 is a flowchart showing an example of processing executed by the control unit 116.
  • FIG. 17 is a flowchart showing another example of the process executed by the control unit 116.
  • FIG. 1 is a schematic diagram showing one configuration example of the suction device 100 of the present disclosure.
  • the suction device 100 shown in Fig. 1 is a device that generates a substance to be inhaled by a user and delivers the generated substance so that the user can inhale it.
  • the substance generated by the suction device 100 will be described as an aerosol.
  • the substance generated by the suction device 100 may be a gas.
  • the inhalation device 100 includes a power supply unit 110, a cartridge 120, and a flavoring cartridge 130.
  • the power supply unit 110 includes a power supply section 111, a sensor section 112, a notification section 113, a memory section 114, a communication section 115, and a control section 116.
  • the cartridge 120 includes a first heating section 121, a liquid guide section 122, and a liquid storage section 123.
  • the flavoring cartridge 130 includes a flavor source 131 and a mouthpiece 124.
  • An air flow path 180 is formed in the cartridge 120 and the flavoring cartridge 130.
  • the power supply unit 111 stores power.
  • the power supply unit 111 supplies power to each component of the suction device 100 under the control of the control unit 116.
  • the power supply unit 111 may be configured, for example, by a rechargeable battery such as a lithium ion secondary battery.
  • the sensor unit 112 acquires various information related to the suction device 100.
  • the sensor unit 112 is composed of, for example, a pressure sensor such as a condenser microphone, a flow rate sensor, or a temperature sensor, and acquires values associated with the user's suction.
  • the sensor unit 112 may include a pressure sensor (also referred to as a "puff sensor”) that detects a change in pressure (hereinafter also referred to as "internal pressure") inside the suction device 100 caused by the user's inhalation.
  • the sensor unit 112 may include a flow rate sensor that detects the flow rate (hereinafter also simply referred to as "flow rate”) caused by the user's inhalation.
  • the sensor unit 112 may include a temperature sensor (also referred to as a "puff thermistor”) that detects the temperature of the first heating unit 121 or the area around the first heating unit 121.
  • the sensor unit 112 also includes an input device, such as an operation button or a switch, that accepts information input from the user.
  • an input device such as an operation button or a switch
  • a power button which will be described later, is provided as an example of an input device.
  • the notification unit 113 notifies the user of information.
  • the notification unit 113 is composed of, for example, a light-emitting device that emits light, a display device that displays an image, a sound output device that outputs sound, or a vibration device that vibrates.
  • the storage unit 114 stores various information (e.g., programs and data) for the operation of the suction device 100.
  • the storage unit 114 is configured, for example, from a non-volatile storage medium such as a flash memory.
  • the communication unit 115 is a communication interface capable of performing communication conforming to any wired or wireless communication standard.
  • Such communication standards may include, for example, standards using Wi-Fi (registered trademark), Bluetooth (registered trademark), BLE (Bluetooth Low Energy (registered trademark)), NFC (Near Field Communication), or LPWA (Low Power Wide Area).
  • the control unit 116 is a computer that functions as an arithmetic processing unit and a control unit, and controls the overall operation of the suction device 100 in accordance with various programs stored in the memory unit 114, etc.
  • the control unit 116 is realized, for example, by an electronic circuit such as a CPU (Central Processing Unit) or a microprocessor.
  • the liquid storage unit 123 stores the aerosol source.
  • the aerosol source is atomized to generate an aerosol.
  • the aerosol source is a liquid such as, for example, a polyhydric alcohol such as glycerin and propylene glycol, or water.
  • the aerosol source may contain tobacco-derived or non-tobacco-derived flavor components.
  • the aerosol source may contain a medicine.
  • the aerosol source may also contain an acid.
  • an aerosol (vapor) containing a predetermined amount of acid is generated.
  • the aerosol source containing an acid is atomized by heating, and acid vapor, which is a vapor containing the acid, is generated.
  • the acid contained in the aerosol source may be an organic acid or an inorganic acid.
  • the acid contained in the aerosol source may include a carboxylic acid, an ⁇ -keto acid, a 2-oxo acid, or a lactic acid.
  • the liquid guide section 122 guides and holds the aerosol source, which is a liquid stored in the liquid storage section 123, from the liquid storage section 123.
  • the liquid guide section 122 is, for example, a wick formed by twisting a fiber material such as glass fiber or a porous material such as porous ceramic. In this case, the aerosol source stored in the liquid storage section 123 is guided by the capillary effect of the wick.
  • the first heating unit 121 generates an aerosol by heating the aerosol source and atomizing the aerosol source.
  • the first heating unit 121 is configured in any shape, such as a coil, film, or blade, and is made of any material, such as metal or polyimide. In the example shown in FIG. 1, the first heating unit 121 is configured as a coil and is wound around the liquid guide unit 122. When the first heating unit 121 generates heat, the aerosol source held in the liquid guide unit 122 is heated and atomized, and an aerosol is generated. The first heating unit 121 generates heat when power is supplied from the power supply unit 111.
  • the sensor unit 112 when the sensor unit 112 detects that the user has started inhaling and/or that specific information has been input, power may be supplied to the first heating unit 121. Then, when the sensor unit 112 detects that the user has stopped inhaling and/or that specific information has been input, power supply to the first heating unit 121 may be stopped.
  • the first heating section 121 may be configured to generate aerosols by vibration or induction heating.
  • the suction device 100 includes a vibration section as the first heating section 121.
  • the vibration section is configured from a plate-shaped member containing piezoelectric ceramics that functions as an ultrasonic vibrator.
  • the aerosol source guided to the surface of the vibration section by the liquid guide section 122 is atomized by ultrasonic waves generated by the vibration of the vibration section, and an aerosol is generated.
  • the suction device 100 When the aerosol is generated by induction heating, the suction device 100 includes a susceptor and an electromagnetic induction source as the first heating unit 121.
  • the susceptor generates heat by electromagnetic induction.
  • the susceptor is made of a conductive material such as metal.
  • the susceptor is arranged close to the liquid guiding unit 122.
  • the susceptor is made of a metal conductor and is wound around the liquid guiding unit 122.
  • the electromagnetic induction source heats the susceptor by electromagnetic induction.
  • the electromagnetic induction source is made of, for example, a coil-shaped conductor.
  • the electromagnetic induction source generates a magnetic field when an alternating current is supplied from the power supply unit 111.
  • the electromagnetic induction source is arranged at a position where the susceptor is superimposed on the generated magnetic field. Therefore, when a magnetic field is generated, an eddy current is generated in the susceptor, generating Joule heat. Then, the aerosol source held in the liquid guiding unit 122 is heated and atomized by the Joule heat, and an aerosol is generated.
  • the flavor source 131 is a component for imparting flavor components to the aerosol.
  • the flavor source 131 may contain tobacco-derived or non-tobacco-derived flavor components.
  • the flavor source 131 may be tobacco-derived, such as a processed product in which cut tobacco or tobacco raw materials are molded into granules, sheets, or powder.
  • the flavor source 131 may also contain non-tobacco-derived products made from plants other than tobacco (e.g., mint and herbs).
  • the flavor source 131 may contain a flavor component such as menthol.
  • the flavor source 131 may also be a stick-shaped member.
  • the flavor source 131 may contain a drug for the patient to inhale.
  • the flavor source 131 is not limited to a solid, and may be a liquid containing flavor components such as polyhydric alcohols such as glycerin and propylene glycol, and water.
  • the flavor source 131 may also contain a base, for example.
  • the flavor source 131 may contain, for example, nicotine as a base.
  • the flavor source may be disposed inside a container such as a capsule.
  • the flavor imparting cartridge 130 includes a flavor source 131.
  • An air flow path is formed in the flavor imparting cartridge 130.
  • the flavor source 131 is further disposed midway through the air flow path. Therefore, when the mixed fluid of the aerosol and air passes through the flavor source in the air flow path, the flavor components contained in the flavor source are imparted to the aerosol.
  • the air flow path 180 is a flow path for air inhaled by the user.
  • the air flow path 180 has a tubular structure with an air inlet hole 181, which is an entrance of air into the air flow path 180, and an air outlet hole 182, which is an exit of air from the air flow path 180, at both ends.
  • the liquid guide section 122 is arranged on the upstream side (the side closer to the air inlet hole 181), and the flavor source 131 is arranged on the downstream side (the side closer to the air outlet hole 182).
  • the air flowing in from the air inlet hole 181 due to the user's inhalation is mixed with the aerosol generated by the first heating section 121, and as shown by the arrow 190, is transported through the flavor source 131 to the air outlet hole 182.
  • the mixed fluid of the aerosol and air passes through the flavor source 131, the flavor components contained in the flavor source 131 are imparted to the aerosol.
  • the flavor source 131 contains nicotine
  • a predetermined amount of nicotine evaporates, and the vaporized nicotine is taken into the aerosol.
  • the user inhales the vaporized nicotine, it causes irritation in the user's mouth, and the user feels the irritation in the mouth.
  • the aerosol (vapor) generated by the first heating unit 121 contains a predetermined amount of acid (a predetermined number of moles of acid).
  • the acid contained in the aerosol and the base from the flavor source 131 react chemically to form a salt.
  • the flavor source 131 contains nicotine as a base
  • the acid reacts with the vaporized nicotine evaporated from the flavor source 131 to form a salt.
  • the salt formed remains in the particle phase in the aerosol. Even if the user inhales nicotine that remains in the particle phase, the irritation caused in the user's oral cavity is reduced, and the irritation felt by the user in the oral cavity is reduced.
  • the inhalation device 100 further includes a second heating section 132 that heats the flavor source 131.
  • the second heating section 132 is made of any material, such as metal or polyimide.
  • the second heating section 132 is, for example, configured in a film shape and arranged to cover the outer periphery of the flavor source 131.
  • the second heating section 132 generates heat when power is supplied from the power supply section 111, and heats the flavor source 131 from the outer periphery.
  • the second heating section 132 may be configured to heat the flavor source 131 from the inside.
  • the second heating section 132 may be, for example, configured in a blade shape, and may pierce the flavor source 131 to heat the flavor source 131 from the inside.
  • the amount of nicotine that evaporates increases when the flavor source 131 is heated by the second heating unit 132. Furthermore, when the heating temperature of the flavor source 131 by the second heating unit 132 is increased, the amount of nicotine that evaporates increases with the increase in the heating temperature.
  • the amount of nicotine evaporated increases, the amount of nicotine vapor absorbed into the aerosol (vapor) also increases.
  • the increased amount of nicotine vapor becomes greater than the amount of acid contained in the aerosol, some nicotine is unable to form a salt with the acid, and remains in the aerosol as nicotine vapor.
  • the nicotine vapor remaining in the aerosol then causes irritation in the user's mouth, causing the user to feel the irritation in their mouth.
  • the second heating section 132 is provided in the flavor imparting cartridge 130, but this is not limited thereto.
  • the second heating section 132 may be provided in the power supply unit 110 so as to cover the outer periphery of the storage section.
  • the second heating section 132 generates heat when power is supplied from the power supply section 111, and heats the flavor imparting cartridge 130 (i.e., the flavor source 131) accommodated in the storage section from the outer periphery.
  • the second heating section 132 may also heat the flavor source 131 from the inside.
  • the blade-shaped second heating section 132 is inserted into the inside of the flavor source 131 so as to pierce the stick-shaped flavor source 131.
  • the second heating section 132 generates heat, the flavor components contained in the flavor source 131 of the stick-shaped substrate are heated from the inside and atomized, generating the flavor components.
  • the second heating unit 132 may be configured to generate an aerosol by induction heating.
  • the suction device 100 includes a susceptor and an electromagnetic induction source as the second heating unit 132.
  • the susceptor generates heat by electromagnetic induction.
  • the susceptor is made of a conductive material such as metal.
  • the susceptor is arranged close to the flavor source 131.
  • the susceptor is made of a metal conductor and is wound around the flavor source 131 or the housing.
  • the electromagnetic induction source heats the susceptor by electromagnetic induction.
  • the electromagnetic induction source is made of, for example, a coil-shaped conductor.
  • the electromagnetic induction source generates a magnetic field when an alternating current is supplied from the power supply unit 111.
  • the electromagnetic induction source is arranged at a position where the susceptor is superimposed on the generated magnetic field. Therefore, when a magnetic field is generated, an eddy current is generated in the susceptor, generating Joule heat.
  • the flavor source 131 is heated and atomized by this Joule heat, and flavor components are generated.
  • the second heating section 132 may be configured in any shape, such as a coil, film, or blade, and made of any material, such as metal or polyimide.
  • the second heating section 132 is configured as a coil and wrapped around a liquid guide section (not shown) provided in the flavor source 131.
  • the second heating section 132 generates heat, the liquid flavor source held in the liquid guide section is heated and atomized, and flavor components are generated.
  • the second heating section 132 may be configured to generate an aerosol by vibration or induction heating.
  • the inhalation device 100 includes a vibration section as the second heating section 132.
  • the vibration section is configured of a plate-shaped member including piezoelectric ceramics that function as an ultrasonic vibrator.
  • the vibration section vibrates, the liquid flavor source guided to the surface of the vibration section by a liquid guide section (not shown) provided in the flavor source 131 is atomized by ultrasonic waves generated by the vibration by the vibration section, and flavor components are generated.
  • the suction device 100 When the aerosol is generated by induction heating, the suction device 100 includes a susceptor and an electromagnetic induction source as the second heating unit 132.
  • the susceptor generates heat by electromagnetic induction.
  • the susceptor is made of a conductive material such as metal.
  • the susceptor is disposed adjacent to a liquid guiding unit (not shown) provided in the flavor source 131.
  • the susceptor is made of a metal conductor and is wound around the liquid guiding unit.
  • the electromagnetic induction source heats the susceptor by electromagnetic induction.
  • the electromagnetic induction source is made of, for example, a coiled conductor.
  • the electromagnetic induction source generates a magnetic field when an alternating current is supplied from the power supply unit 111.
  • the electromagnetic induction source is disposed at a position where the susceptor is superimposed on the generated magnetic field. Therefore, when a magnetic field is generated, an eddy current is generated in the susceptor, generating Joule heat. Then, the liquid flavor source held in the liquid guiding unit is heated and atomized by this Joule heat, and flavor components are generated.
  • the mouthpiece 124 is a member that is held by the user when inhaling.
  • An air outlet hole 182 is arranged in the mouthpiece 124.
  • the configuration of the suction device 100 is not limited to the above, and various configurations such as those exemplified below are possible.
  • the suction device 100 may include multiple types of aerosol sources. Multiple types of aerosols generated from the multiple types of aerosol sources may be mixed in the air flow path 180 and undergo a chemical reaction to generate further types of aerosols.
  • the means for atomizing the aerosol source is not limited to heating by the first heating unit 121.
  • the means for atomizing the aerosol source may be vibration atomization or induction heating.
  • suction by the suction device 100 will also be referred to as a "puff”, and the number of puffs will also be referred to as the "number of puffs”.
  • the suction device 100 can be in a non-suction state in which no power is supplied to the first heating unit 121 and the second heating unit 132, and a suction state in which power can be supplied to at least the first heating unit 121.
  • the non-inhalation state can be, for example, a "power off state (also called a sleep state)" in which power supply is stopped to electronic components other than those involved in the transition to the inhalation state (e.g., the sensor unit 112 and the control unit 116).
  • the inhalation state can be, for example, a "power on state (also called an active state)” in which power supply is permitted to electronic components involved in the generation of aerosol, including the first heating unit 121 and the second heating unit 132.
  • the non-inhalation state will be described as the power off state
  • the inhalation state will be described as the power on state.
  • the control unit 116 of the suction device 100 switches the suction device 100 to a power-on state (i.e., a state in which suction is possible) in response to a specific input when the suction device 100 is in a power-off state (i.e., a state in which suction is not possible).
  • the input that is the condition for switching the suction device 100 to a power-on state is the pressing of an operation button (not shown) (hereinafter also referred to as the "power button") provided on the suction device 100 (e.g., the power supply unit 110). This allows the user to switch the suction device 100 to a power-on state by pressing the power button as appropriate.
  • the input that is the condition for turning on the power is not limited to pressing an operation button such as the power button, but may be, for example, a puff.
  • the input that is the condition for turning on the power is not limited to a direct input (in other words, an operation) to the suction device 100, such as pressing the power button or puffing, but may be, for example, the receipt of specified information from another device that can communicate with the suction device 100 (for example, the user's smartphone).
  • control unit 116 switches the suction device 100 to a power-off state in response to a predetermined input when the suction device 100 is in a power-on state.
  • the input that is the condition for switching the suction device 100 to a power-off state is also the pressing of the power button. This allows the user to switch the suction device 100 to a power-off state by pressing the power button as appropriate.
  • the suction device 100 can be switched to a power-on state or a power-off state by using the power button, which is a single operation button, providing the user with a simple operational feel.
  • the input that causes the power to be turned off is not limited to pressing the power button, but may be, for example, pressing another operation button provided on the suction device 100 or receiving specific information from another device that can communicate with the suction device 100.
  • the control unit 116 automatically switches the suction device 100 to a power-off state at that point.
  • a predetermined time e.g. 300 seconds
  • the control unit 116 switches the suction device 100 to a power-off state.
  • the period from when the inhalation device 100 is turned on (i.e., inhalation possible state) to when it is turned off (i.e., inhalation impossible state) is also referred to as a "smoking session.”
  • FIG. 2 is a diagram showing a first example of the operation of the suction device 100.
  • the horizontal axis represents time
  • the vertical axis represents the temperature of the second heating unit 132.
  • the horizontal axis represents time
  • the vertical axis represents the presence or absence of power supply to the first heating unit 121 (i.e., ON/OFF).
  • the control unit 116 switches the inhalation device 100 to a power-on state. This starts a smoking session from time t0.
  • the control unit 116 supplies a predetermined amount of power from the power supply unit 111 to the first heating unit 121.
  • a puff can be detected, for example, based on the detection value (i.e., the change in internal pressure) by the puff sensor exceeding a threshold value.
  • the first heating unit 121 When power is supplied to the first heating unit 121 in response to the puff, the first heating unit 121 generates heat and generates an aerosol. As an example, in the example shown in FIG. 2, a puff was detected in the period from time t1 to time t2 after time t0, so the control unit 116 supplies power to the first heating unit 121.
  • the power supplied to the first heating section 121 in response to a puff is predetermined by the manufacturer of the inhalation device 100, for example, so that an appropriate amount of aerosol is generated.
  • a predetermined voltage V1 [V] (where V1>0) is applied to the first heating section 121 in response to a puff, causing the first heating section 121 to generate heat and generate aerosol.
  • an aerosol (vapor) containing a predetermined amount (predetermined weight or predetermined number of moles) of acid is generated per unit amount of aerosol.
  • a predetermined amount A (weight or number of moles) of acid is generated per unit amount. That is, when the first heating unit 121 generates heat by being applied to the first heating unit 121 in response to a puff, an aerosol containing a predetermined amount A (weight or number of moles) of acid per unit amount is generated per unit time in an amount of X1 [mg (or ml)] (where X1>0).
  • the control unit 116 also controls the heating of the flavor source 131 by the second heating unit 132 when the inhalation device 100 is in a power-on state.
  • the control unit 116 then changes the heating mode of the flavor source 131 by the second heating unit 132 in response to a predetermined change time having occurred after the inhalation device 100 has been turned on.
  • the change time is a predetermined time within a smoking session, and can be, for example, the time when a predetermined number of puffs have been made since the inhalation device 100 was turned on.
  • the number of puffs that is the condition for the change time is set in advance in the control unit 116 by, for example, the manufacturer of the inhalation device 100.
  • the manufacturer of the inhalation device 100 may set the number of puffs that is the condition for the change time to any number within the range of, for example, 5 to 10 times.
  • the number of puffs that is the condition for the change time is set to six. Furthermore, it is set so that the second heating unit 132 does not heat the flavor source 131 during the period from when the inhalation device 100 is turned on until the change time.
  • time t5a is an example of a change time, and is the time when six puffs have been performed after time t0. Therefore, in the period from time t0 to time t5a, the flavor source 131 is not heated by the second heating unit 132, and the flavor source 131 is maintained at room temperature (shown as "R.T.”, for example, 27°C). Note that even if the flavor source 131 is not heated by the second heating unit 132, it may be heated to a certain degree (for example, up to about 40°C) when the aerosol generated by the first heating unit 121 passes through the flavor source 131.
  • the control unit 116 sets a target temperature of, for example, 60°C, and supplies power from the power supply unit 111 to the second heating unit 132 to raise the temperature of the second heating unit 132.
  • the flavor source 131 is heated by the second heating unit 132 and is raised in temperature, for example, to about 60°C, similar to the second heating unit 132.
  • the control unit 116 switches the inhalation device 100 to the power-off state. This causes the smoking session that began at time t0 to end at time t10.
  • the inhalation device 100 switches to the power-off state, power is no longer supplied to the second heating unit 132, and the temperatures of the second heating unit 132 and the flavor source 131 gradually decrease, for example, toward room temperature.
  • the temperature control of the second heating unit 132 can be achieved, for example, by ON-OFF control. More specifically, the control unit 116 executes heating by the second heating unit 132 (in other words, supplies power to the second heating unit 132) until the actual temperature (hereinafter also referred to as the "actual temperature") of the second heating unit 132 reaches the target temperature, stops heating by the second heating unit 132 when the actual temperature reaches the target temperature, and executes heating by the second heating unit 132 again when the actual temperature falls below the target temperature.
  • the control unit 116 executes heating by the second heating unit 132 (in other words, supplies power to the second heating unit 132) until the actual temperature (hereinafter also referred to as the "actual temperature") of the second heating unit 132 reaches the target temperature, stops heating by the second heating unit 132 when the actual temperature reaches the target temperature, and executes heating by the second heating unit 132 again when the actual temperature falls below the target temperature.
  • the temperature of the second heating section 132 can be obtained (in other words, quantified) by, for example, measuring or estimating the electrical resistance value of the heating resistor that constitutes the second heating section 132. This is because the electrical resistance value of the heating resistor changes depending on the temperature.
  • the electrical resistance value of the heating resistor can be estimated (i.e., obtained) by, for example, measuring the amount of voltage drop in the heating resistor.
  • the amount of voltage drop in the heating resistor can be measured (i.e., obtained) by a voltage sensor that measures the potential difference applied to the heating resistor.
  • the temperature of the second heating section 132 may be measured by a temperature sensor (puff thermistor) installed near the second heating section 132.
  • the temperature control of the second heating section 132 may be realized by known feedback control.
  • the control section 116 causes the power from the power supply section 111 to be supplied to the second heating section 132 in the form of pulses by pulse width modulation (PWM) or pulse frequency modulation (PFM).
  • PWM pulse width modulation
  • PFM pulse frequency modulation
  • the control section 116 can control the temperature of the second heating section 132 by adjusting the duty ratio of the power pulse.
  • the control section 116 may control the power supplied to the second heating section 132, for example the duty ratio, based on the difference between the actual temperature and the target temperature, etc.
  • the feedback control may be PID control (Proportional-Integral-Differential Controller).
  • control unit 116 when the control unit 116 supplies power to the first heating unit 121 while supplying power to the second heating unit 132 (i.e., when a puff is detected), the control unit 116 may temporarily reduce (e.g., set to zero) the power supplied to the second heating unit 132. In this way, it is possible to prevent excessive current from being output from the power supply unit 111 due to the power supply to the first heating unit 121 and the second heating unit 132.
  • the control unit 116 may also be configured to stop the supply of power to the second heating unit 132 if no puffing occurs for a predetermined time (e.g., 30 seconds) while power is being supplied to the second heating unit 132. This makes it possible to stop the supply of power to the second heating unit 132 when it is expected that no puffing will occur, thereby reducing the power consumption of the inhalation device 100.
  • a predetermined time e.g. 30 seconds
  • a predetermined amount B weight or number of moles of flavor component is imparted to the aerosol.
  • a predetermined amount B weight or number of moles
  • a predetermined amount A weight or number of moles of acid per unit amount
  • a predetermined amount B weight or number of moles of nicotine evaporates, and the salt and the nicotine form a salt.
  • the predetermined amount A (weight or number of moles) of acid contained in the aerosol and the predetermined amount B (weight or number of moles) of nicotine may be designed so that their ratio C (A/B) is a certain value or more.
  • the ratio C (A/B) of the predetermined amount A (weight or number of moles) of acid contained in the aerosol and the predetermined amount B (weight or number of moles) of nicotine is designed to be a certain value or more.
  • the ratio C (A/B) it is possible to form a salt with the acid for all or a part of the predetermined amount B (weight or number of moles) of nicotine.
  • the flavor source 131 when the flavor source 131 is at a second temperature (e.g., 60°C) higher than the first temperature, if X1 mg (or ml) of aerosol or an airflow containing the aerosol passes through the flavor source 131 per unit time, D (weight or moles) (where D>B) of flavor components is imparted to the aerosol.
  • D weight or moles
  • the flavor source 131 contains nicotine
  • X1 mg (or ml) of aerosol or an airflow containing the aerosol passes through the flavor source 131 heated to the second temperature per unit time
  • a predetermined amount D (weight or moles) of nicotine evaporates and is taken into the aerosol.
  • the ratio between the predetermined amount A (weight or moles) of acid contained in the aerosol and the predetermined amount D (weight or moles) of nicotine is E (A/D).
  • the value of E is smaller than the value of C.
  • the amount of nicotine vapor remaining in the aerosol without forming a salt with the acid in the aerosol increases relatively.
  • the amount of nicotine vapor remaining in the aerosol increases, the amount of nicotine that causes irritation in the user's mouth increases, and the user feels greater stimulation in the mouth.
  • the flavor source 131 is heated to a second temperature that is higher than the first temperature, the amount of nicotine vapor remaining in the aerosol increases relatively, and the amount of nicotine that causes irritation in the user's mouth increases relatively, and the user feels greater stimulation in the mouth.
  • the higher the temperature of the flavor source 131 the more flavor components are imparted to the aerosol passing through the flavor source 131.
  • the strength of the smoking taste experienced by the user when puffing, or the stimulation felt by the user in the oral cavity increases with an increase in the amount of flavor components imparted to the inhaled aerosol. Therefore, by increasing the temperature of the flavor source 131 and increasing the amount of flavor components imparted to the aerosol, it is possible to correspondingly strengthen the smoking taste experienced by the user when puffing, or the stimulation felt by the user in the oral cavity. For example, if the flavor source 131 contains nicotine, the higher the temperature of the flavor source 131, the greater the amount of nicotine vapor contained in the aerosol passing through the flavor source 131, and therefore the stimulation felt by the user when puffing can be strengthened.
  • FIG. 3 is a diagram showing an example of the change in the amount of flavor component imparted to the aerosol around time t5a shown in FIG. 2.
  • the horizontal axis represents time
  • the vertical axis represents the amount of flavor component (weight or molar amount) imparted to the aerosol generated in response to one puff.
  • the vertical axis of FIG. 3 represents the amount of nicotine (weight or molar amount) taken up into the aerosol generated in response to one puff.
  • the flavor source 131 is heated by the second heating unit 132 after time t5a, so that the flavor source 131 becomes hotter than before time t5a. Therefore, as shown in FIG. 3, after time t5a, it is possible to impart more flavor components to the aerosol generated in response to one puff than before time t5a.
  • the flavor source 131 contains nicotine
  • the amount (weight or molar amount) of nicotine taken into the aerosol generated in response to one puff increases.
  • nicotine vapor remains in the aerosol without forming a salt with the acid in the aerosol, and the amount of the vapor aerosol increases.
  • the amount of nicotine that causes irritation in the user's oral cavity increases, and the irritation felt by the user in the oral cavity can be increased.
  • control unit 116 changes the heating mode of the flavor source 131 by the second heating unit 132 in response to the arrival of a change time when a predetermined number of puffs have been made since the inhalation device 100 was turned on. This makes it possible to change the amount of flavor component imparted to the aerosol, i.e., the smoking taste experienced by the user when puffing, or the stimulation felt in the oral cavity by the user, in accordance with the predetermined number of puffs made since the inhalation device 100 was turned on.
  • the user can determine when to end the current power-on state (in other words, the current smoking session) by referring to the smoking taste and the stimulation felt in the oral cavity when puffing, without having to count the number of puffs each time since the inhalation device 100 was turned on, thereby improving user convenience.
  • the user can determine when to end the current smoking session, such as "the smoking taste has become stronger, so I will end this smoking session after a few more puffs" or "the stimulation has become stronger, so I will end this smoking session after a few more puffs.”
  • the control unit 116 also prevents the second heating unit 132 from heating the flavor source 131 during the period from when the inhalation device 100 is turned on until the change time, and causes the second heating unit 132 to heat the flavor source after the change time. This makes it possible to intensify the smoking taste or the stimulation in the oral cavity that the user experiences when puffing after the change time compared to before the change time. This makes it possible to suggest to the user whether it is before or after the change time based on the smoking taste or the stimulation felt in the oral cavity when puffing.
  • the change timing is set to the time when a predetermined number of puffs have been performed after the inhalation device 100 has been turned on, but the change timing is not limited to this.
  • FIG. 4 is a diagram showing a second example of the operation of the suction device 100.
  • This second example is an example in which the change time is set to the time when a predetermined time has elapsed since the suction device 100 was turned on. Note that the following explanation will focus on the parts that differ from the explanation in FIG. 2, and explanations of parts that are common to the explanation in FIG. 2 will be omitted or simplified as appropriate.
  • time t5b is another example of a change time, and is the time when a predetermined time Tm1 has elapsed since time t0.
  • the predetermined time Tm1 can be any time within the range of, for example, 120 [sec] to 180 [sec], and as a specific example, it can be 150 [sec]. Note that the predetermined time Tm1 is set in advance in the control unit 116 by, for example, the manufacturer of the suction device 100.
  • the control unit 116 supplies power from the power supply unit 111 to the second heating unit 132, with a target temperature of, for example, 60°C, thereby raising the temperature of the second heating unit 132.
  • a target temperature for example, 60°C
  • the flavor source 131 is heated by the second heating unit 132, and is raised in temperature, for example, to about 60°C, similar to the second heating unit 132.
  • control unit 116 may change the heating mode of the flavor source 131 by the second heating unit 132 in response to the arrival of a change time that is a predetermined time that has passed since the inhalation device 100 was turned on.
  • This makes it possible to change the amount of flavor component (e.g., amount of nicotine) imparted to the aerosol, i.e., the smoking taste or stimulation in the oral cavity that the user experiences when taking a puff, as a predetermined time has passed since the inhalation device 100 was turned on.
  • the user can determine when to end the current power-on state (in other words, the current smoking session) by referring to the smoking taste or oral stimulation experienced when taking a puff, without having to measure the elapsed time since the inhalation device 100 was turned on, thereby improving user convenience.
  • the second heating section 132 is prevented from heating the flavor source 131 during the period from when the inhalation device 100 is turned on until the time to change the power, but this is not limited to the above.
  • FIG. 5 is a diagram showing a third example of the operation of the inhalation device 100.
  • This third example is an example in which the second heating unit 132 heats the flavor source 131 at a relatively low temperature during the period from when the inhalation device 100 is turned on until the time to change, and the second heating unit 132 heats the flavor source 131 at a relatively high temperature after the time to change. Note that the following explanation will focus on the parts that differ from the explanation in FIG. 2, and explanations of parts that are common to the explanation in FIG. 2 will be omitted or simplified as appropriate.
  • the control unit 116 sets a target temperature of, for example, 50°C, and supplies power from the power supply unit 111 to the second heating unit 132 to raise the temperature of the second heating unit 132.
  • the flavor source 131 is heated by the second heating unit 132 and is raised in temperature, for example, to about 50°C, similar to the second heating unit 132.
  • the control unit 116 sets the target temperature to 60°C, which is even higher than the target temperature of 50°C before time t5a, and supplies power from the power supply unit 111 to the second heating unit 132, thereby further increasing the temperature of the second heating unit 132.
  • the flavor source 131 is further heated and is heated, for example, to about 60°C, similar to the second heating unit 132.
  • control unit 116 may heat the flavor source 131 by increasing the temperature of the second heating unit 132 to a target temperature of 50°C during the period from time t0 to time t5b shown in FIG. 4, and may heat the flavor source 131 by increasing the temperature of the second heating unit 132 to an even higher target temperature of 60°C from time t5b.
  • control unit 116 may cause the second heating unit 132 to heat the flavor source 131 at a relatively low temperature during the period from when the inhalation device 100 is turned on until the change time, and may cause the second heating unit 132 to heat the flavor source 131 at a relatively high temperature after the change time.
  • This makes it possible to increase the amount of flavor component (e.g., the amount of nicotine) imparted to the aerosol after the change time compared to before the change time, thereby strengthening the smoking taste or oral stimulation experienced by the user when puffing. Therefore, it is possible to suggest to the user whether it is before or after the change time based on the smoking taste or oral stimulation experienced by the user when puffing.
  • the second heating section 132 is instantly heated to a relatively high target temperature, such as 60° C., but this is not limited to this.
  • FIG. 6 is a diagram showing a fourth example of the operation of the suction device 100.
  • This fourth example is an example in which the temperature of the second heating section 132 is gradually increased over a predetermined time from the change time after the suction device 100 is turned on. Note that the following explanation will focus on the parts that are different from the explanation of FIG. 2, and the explanation of the parts that are common to the explanation of FIG. 2 will be omitted or simplified as appropriate.
  • the control unit 116 gradually raises the temperature of the second heating unit 132 toward the target temperature of 60° C. over a predetermined time Tm11 from time t5a.
  • the predetermined time Tm11 can be a relatively long time, for example, within the range of 60 to 120 seconds, and a specific example is 90 seconds.
  • the predetermined time Tm11 is set in advance in the control unit 116 by, for example, the manufacturer of the suction device 100.
  • control unit 116 may gradually increase the temperature of the second heating unit 132 over a predetermined time Tm11 from the time t5b shown in FIG. 4.
  • control unit 116 may gradually increase the temperature of the second heating unit 132 over a predetermined period of time from the time of change. This makes it possible to prevent the taste or oral stimulation experienced by the user when puffing from suddenly changing from the time of change, which may cause the user to feel excessive discomfort or unease.
  • FIG. 7 is a diagram showing a fifth example of the operation of the suction device 100.
  • This fifth example is an example in which the temperature of the second heating section 132 is increased gradually (in other words, in steps) over time after the change timing. Note that the following explanation will focus on the parts that differ from the explanation in FIG. 2, and explanations of parts that are common to the explanation in FIG. 2 will be omitted or simplified as appropriate.
  • time t6a is the time when a predetermined time Tm21 has elapsed after time t5a.
  • the predetermined time Tm21 can be a relatively long time, for example, within the range of 30 to 90 seconds, and a specific example is 60 seconds. Note that the predetermined time Tm21 is set in the control unit 116 in advance, for example, by the manufacturer of the suction device 100.
  • the flavor source 131 is heated by the second heating section 132 and is heated to, for example, about 50°C, similar to the second heating section 132.
  • the control unit 116 sets the target temperature to 60°C, which is even higher than the target temperature of 50°C before time t6a, and supplies power from the power supply unit 111 to the second heating unit 132, thereby further increasing the temperature of the second heating unit 132.
  • the flavor source 131 is further heated and is heated, for example, to about 60°C, similar to the second heating unit 132.
  • control unit 116 may be configured to gradually increase the temperature of the second heating unit 132 over time, for example, after time t5b shown in FIG. 4.
  • control unit 116 may gradually increase the temperature of the second heating unit 132 over time after the change time. This makes it possible to prevent the taste or oral stimulation experienced by the user when puffing from suddenly changing from the change time, which may cause the user to feel excessive discomfort or unease.
  • FIG. 8 is a diagram showing a sixth example of the operation of the inhalation device 100.
  • This sixth example is an example in which the temperature of the second heating section 132 is gradually increased as puffs are performed after the change time. Note that the following explanation will focus on the parts that differ from the explanation in FIG. 2, and explanations of parts that are common to the explanation in FIG. 2 will be omitted or simplified as appropriate.
  • time t6b is the time when a predetermined number of puffs have been performed after time t5a, and can be, for example, the time when four puffs have been performed after time t5a.
  • the flavor source 131 is heated by the second heating section 132 and is heated to, for example, about 50°C, similar to the second heating section 132.
  • the control unit 116 sets the target temperature to 60°C, which is higher than the target temperature of 50°C before time t6b, and supplies power from the power supply unit 111 to the second heating unit 132, thereby further increasing the temperature of the second heating unit 132.
  • the flavor source 131 is further heated, and is heated to, for example, about 60°C, similar to the second heating unit 132.
  • control unit 116 may be configured to gradually increase the temperature of the second heating unit 132 as puffs are performed a predetermined number of times, for example, after time t5b shown in FIG. 4.
  • control unit 116 may gradually increase the temperature of the second heating unit 132 as the user puffs after the change time. This makes it possible to prevent the user from experiencing excessive discomfort or irritation due to a sudden change in the taste or oral stimulation experienced by the user when puffing from the change time.
  • the temperature of the second heating section 132 is increased stepwise as puffs are performed multiple times (for example, four times) after the change time, but the present invention is not limited to this.
  • FIG. 9 is a diagram showing a seventh example of the operation of the inhalation device 100.
  • This seventh example is an example in which, after the change time, the temperature of the second heating section 132 is gradually increased each time a puff is performed. Note that the following explanation will focus on the parts that differ from the explanation in FIG. 2, and explanations of parts that are common to the explanation in FIG. 2 will be omitted or simplified as appropriate.
  • the control unit 116 sets a target temperature of, for example, 40°C, and supplies power from the power supply unit 111 to the second heating unit 132 to raise the temperature of the second heating unit 132.
  • time t6c is the time when one puff is performed after time t5a.
  • the flavor source 131 is heated by the second heating unit 132 and is raised in temperature, for example, to about 40°C, similar to the second heating unit 132.
  • the control unit 116 sets the target temperature to 45°C, which is even higher than the target temperature of 40°C before time t7c, by supplying power from the power supply unit 111 to the second heating unit 132, thereby raising the temperature of the second heating unit 132.
  • time t7c is the time when one puff is performed after time t6c, in other words, the time when two puffs are performed after time t5a.
  • the flavor source 131 is heated by the second heating unit 132 and is raised in temperature to, for example, about 45°C, similar to the second heating unit 132.
  • the control unit 116 sets the target temperature to 50°C, which is higher than the target temperature of 45°C before time t8c, by supplying power from the power supply unit 111 to the second heating unit 132, thereby raising the temperature of the second heating unit 132.
  • time t8c is the time when one puff is performed after time t7c, in other words, the time when three puffs are performed after time t5a.
  • the flavor source 131 is heated by the second heating unit 132 and is raised in temperature to, for example, about 50°C, similar to the second heating unit 132.
  • the control unit 116 sets the target temperature to 55°C, which is even higher than the target temperature of 50°C before time t9c, and supplies power from the power supply unit 111 to the second heating unit 132 to raise the temperature of the second heating unit 132.
  • time t9c is the time when one puff is made after time t8c, or in other words, the time when four puffs are made after time t5a.
  • the flavor source 131 is heated by the second heating unit 132 and is raised in temperature to, for example, about 55°C, similar to the second heating unit 132.
  • the control unit 116 sets the target temperature to 60°C, which is even higher than the target temperature of 55°C before time t9c, and supplies power from the power supply unit 111 to the second heating unit 132, thereby further increasing the temperature of the second heating unit 132.
  • the flavor source 131 is further heated, and is increased in temperature to, for example, about 60°C, similar to the second heating unit 132.
  • the upper limit of heating by the second heating unit 132 is set to 60°C, so the increase in temperature of the second heating unit 132 is stopped at approximately 60°C, but this is not limited to this.
  • the control unit 116 may increase the temperature of the second heating unit 132 by 5°C each time a puff is performed after time t9c, as in the case before time t9c.
  • control unit 116 may be configured to gradually increase the temperature of the second heating unit 132 each time a puff is performed, for example, after time t5b shown in FIG. 4.
  • control unit 116 may gradually increase the temperature of the second heating unit 132 each time a puff is made after the change time. This makes it possible to prevent the taste or oral stimulation experienced by the user when puffing from suddenly changing from the change time, which would cause the user to feel excessive discomfort or unease. Furthermore, it is possible to suggest to the user the number of puffs to make after the change time based on the taste or oral stimulation experienced by the user when puffing.
  • the second heating section 132 heats the flavor source 131 at a relatively high temperature after the change time, but this is not limited to the above.
  • FIG. 10 is a diagram showing an eighth example of the operation of the inhalation device 100.
  • This eighth example is an example in which the heating of the flavor source 131 by the second heating unit 132 is performed at a relatively high temperature before the change time. Note that the following explanation will focus on the parts that differ from the explanation of FIG. 2, and the explanation of the parts that are common to the explanation of FIG. 2 will be omitted or simplified as appropriate.
  • control unit 116 raises the temperature of the second heating unit 132 by supplying power from the power supply unit 111 to the second heating unit 132 with a target temperature of, for example, 60°C, from time t0 when the inhalation device 100 is turned on. In this way, from time t0, the flavor source 131 is heated by the second heating unit 132 and is raised in temperature, for example, to about 60°C, similar to the second heating unit 132.
  • the control unit 116 stops the power supply to the second heating unit 132.
  • the temperature of the second heating unit 132 and the flavor source 131 gradually decreases, for example, toward room temperature.
  • control unit 116 may heat the flavor source 131 by raising the temperature of the second heating unit 132 to a target temperature of 60°C during the period from time t0 to time t5b shown in FIG. 4, and may stop the supply of power to the second heating unit 132 at time t5b.
  • control unit 116 may cause the second heating unit 132 to heat the flavor source 131 during the period from when the inhalation device 100 is turned on until the time to change, and may end the heating of the flavor source 131 by the second heating unit 132 when the time to change has arrived.
  • This makes it possible to reduce the amount of flavor component imparted to the aerosol after the time to change compared to before the time to change, thereby weakening the smoking taste or oral stimulation experienced by the user when puffing. Therefore, it is possible to suggest to the user whether it is before or after the time to change based on the smoking taste or oral stimulation experienced by the user when puffing.
  • FIG. 11 is a diagram showing a ninth example of the operation of the inhalation device 100.
  • This ninth example is an example in which the second heating unit 132 heats the flavor source 131 at a relatively high temperature during the period from when the inhalation device 100 is turned on until the time to change, and the second heating unit heats the flavor source 131 at a relatively low temperature after the time to change. Note that the following explanation will focus on the parts that differ from the explanation in FIG. 2, and explanations of parts that are common to the explanation in FIG. 2 will be omitted or simplified as appropriate.
  • the control unit 116 sets the target temperature to 50°C, which is lower than the target temperature of 60°C before time t5a, and supplies power from the power supply unit 111 to the second heating unit 132, thereby lowering the temperature of the second heating unit 132 from before time t5a.
  • the temperature of the flavor source 131 is lowered to, for example, about 60°C, similar to the second heating unit 132.
  • control unit 116 may heat the flavor source 131 by increasing the temperature of the second heating unit 132 to a target temperature of 60°C during the period from time t0 to time t5b shown in FIG. 4, and may heat the flavor source 131 after time t5b at a lower temperature than before time t5a.
  • control unit 116 may cause the second heating unit 132 to heat the flavor source 131 at a relatively high temperature during the period from when the inhalation device 100 is turned on until the change time, and may cause the second heating unit 132 to heat the flavor source 131 at a relatively low temperature after the change time.
  • This makes it possible to reduce the amount of flavor component (e.g., the amount of nicotine) imparted to the aerosol after the change time compared to before the change time, thereby weakening the smoking taste or oral stimulation experienced by the user when puffing. Therefore, it is possible to suggest to the user whether it is before or after the change time based on the smoking taste or oral stimulation experienced by the user when puffing.
  • FIG. 12 is a diagram showing a tenth example of the operation of the suction device 100.
  • This tenth example is an example in which the heating mode of the aerosol source by the first heating unit 121 is changed when it is time to change.
  • the horizontal axis represents time
  • the vertical axis represents the voltage [V] applied to the first heating unit 121.
  • the following explanation will focus on the parts that differ from the explanation in FIG. 2, and explanations of parts that are common to the explanation in FIG. 2 will be omitted or simplified as appropriate.
  • the control unit 116 applies V1 [V] to the first heating unit 121, as shown in FIG. 12, to generate aerosol.
  • V1 [V] to the first heating unit 121, as shown in FIG. 12, to generate aerosol.
  • X1 [mg] of aerosol is generated per unit time in accordance with the puff in the period from time t0 to time t5a.
  • the control unit 116 applies V2 [V], which is higher than V1 [V], to the first heating unit 121, as shown in FIG. 12, thereby generating an aerosol.
  • V2 [V] is applied to the first heating unit 121
  • X2 [mg] (where X2 > X1) of aerosol is generated per unit time. This makes it possible to increase the amount of aerosol generated in response to one puff after time t5a, compared to before time t5a. Furthermore, since the amount of aerosol passing through the flavor source 131 per unit time can be increased, the amount of flavor imparted to the aerosol can also be increased.
  • control unit 116 may apply V1 [V] to the first heating unit 121 if a puff is detected during the period from time t0 to time t5b shown in FIG. 4, and may apply V2 [V] to the first heating unit 121 if a puff is detected after time t5b.
  • control unit 116 may cause the second heating unit 132 to heat the flavor source 131 when the inhalation device 100 is in a power-on state. Alternatively, in this example, the control unit 116 may not cause the second heating unit 132 to heat the flavor source 131.
  • control unit 116 may change the heating mode of the aerosol source by the first heating unit 121 in response to the change time.
  • the control unit 116 may apply V1 [V] to the first heating unit 121 when a puff is performed during the period from when the inhalation device 100 is turned on to when the change time is reached, and may apply V2 [V] higher than V1 [V] to the first heating unit 121 when a puff is performed after the change time. This makes it possible to increase the amount of aerosol generated according to one puff and the amount of flavor components (e.g., the amount of nicotine) imparted to the aerosol after the change time compared to before the change time.
  • the user can determine when to end the current power-on state (in other words, the current smoking session) by referring to the feeling of inhalation or the stimulation in the oral cavity when a puff is performed, thereby improving user convenience.
  • V2 [V] higher than V1 [V] before the change time can be applied to the first heating section 121, but this is not limited to this.
  • FIG. 13 is a diagram showing an eleventh example of the operation of the suction device 100.
  • This eleventh example is an example in which, after the change time, V3 [V] lower than V1 [V] before the change time can be applied to the first heating section 121. Note that the following description will focus on the parts that differ from the description of FIG. 2 and FIG. 13, and the description of the parts that are common to the description of FIG. 2 and FIG. 13 will be omitted or simplified as appropriate.
  • the control unit 116 applies V3 [V], which is lower than V1 [V], to the first heating unit 121, as shown in FIG. 13, thereby generating an aerosol.
  • V3 [V] is applied to the first heating unit 121
  • X3 [mg] (where X3 ⁇ X1) of aerosol is generated per unit time.
  • control unit 116 may apply V1 [V] to the first heating unit 121 if a puff is detected during the period from time t0 to time t5b shown in FIG. 4, and may apply V3 [V] to the first heating unit 121 if a puff is detected after time t5b.
  • control unit 116 may cause the second heating unit 132 to heat the flavor source 131 when the inhalation device 100 is in a power-on state.
  • control unit 116 may not cause the second heating unit 132 to heat the flavor source 131 when the inhalation device 100 is in a power-on state.
  • control unit 116 may apply V1 [V] to the first heating unit 121 if a puff is performed during the period from when the inhalation device 100 is turned on until the change time, and may apply V3 [V], which is lower than V1 [V], to the first heating unit 121 if a puff is performed after the change time.
  • the change time is set in advance by the manufacturer of the suction device 100, but this is not limited to this.
  • the user may be allowed to set a desired time as the change time.
  • the change time may also be automatically set based on the user's smoking history.
  • the change time is set based on the user's smoking history. Note that the following will focus on the differences from the operational examples described above, and descriptions of common parts will be omitted or simplified as appropriate.
  • FIG. 14 is a diagram showing a twelfth example of the operation of the inhalation device 100.
  • the storage unit 114 of the inhalation device 100 stores, for example, smoking history information 1000 shown in FIG. 14(a).
  • the smoking history information 1000 is information indicating the smoking history of the user, and can be, for example, information that associates each past smoking session of the inhalation device 100 with the number of puffs performed in that smoking session.
  • the smoking history information 1000 shown in FIG. 14(a) includes information indicating that the number of puffs in the previous (i.e., most recent) smoking session was 13, the number of puffs in the smoking session two sessions ago was 11, the number of puffs in the smoking session three sessions ago was 12, the number of puffs in the smoking session four sessions ago was 13, and the number of puffs in the smoking session five sessions ago was 11, as the user's smoking history.
  • the control unit 116 references the smoking history information 1000 stored in the memory unit 114 and sets the change time based on the user's smoking history.
  • the control unit 116 first calculates the average number of puffs (hereinafter also referred to as the "average number of puffs") in the most recent five smoking sessions, as shown in FIG. 14(b).
  • the average number of puffs is calculated to be 12.
  • the change time is set based on the average number of puffs calculated from the number of puffs in a specified number of most recent smoking sessions (five in the example shown in FIG. 14), it is possible to set the change time to an appropriate time that is in line with the user's recent smoking tendencies.
  • the control unit 116 calculates the number of puffs that is a condition for the change timing based on the calculated average number of puffs.
  • the control unit 116 calculates the number of puffs that is a condition for the change timing by multiplying the calculated average number of puffs by a coefficient (where 0 ⁇ coefficient ⁇ 1) that is predetermined by the manufacturer of the inhalation device 100.
  • the number of puffs that is the condition for the change time is calculated to be 6 based on the predetermined coefficient of 1/2 and the average number of puffs of 12. In this way, when the number of puffs that is the condition for the change time is calculated to be 6, the control unit 116 changes the heating mode of at least one of the first heating unit 121 and the second heating unit 132 in response to the fact that 6 puffs were performed in the current smoking session.
  • the coefficient by which the average number of puffs is multiplied when calculating the number of puffs that is the condition for the change time is set to 1/2, but this is not limited to this.
  • This coefficient may be greater than 1/2, for example 2/3. By setting this coefficient greater than 1/2, it is possible to set the change time to a later time compared to when it is set to 1/2. Furthermore, this coefficient may be less than 1/2, for example 1/3. By setting this coefficient less than 1/2, it is possible to set the change time to an earlier time compared to when it is set to 1/2.
  • the smoking sessions that are the subject of calculation of the average number of puffs are not limited to the most recent five smoking sessions.
  • the smoking sessions that are the subject of calculation of the average number of puffs may be a predetermined number of smoking sessions that are less than the most recent five (e.g., the most recent three smoking sessions), or a predetermined number of smoking sessions that are more than the most recent five (e.g., the most recent ten smoking sessions).
  • the smoking sessions that are the subject of calculation of the average number of puffs may be all past smoking sessions in the inhalation device 100.
  • control unit 116 may not calculate the average number of puffs, but may instead calculate the number of puffs in the most recent (i.e., previous) smoking session multiplied by a predetermined coefficient as the number of puffs that is the condition for the change time.
  • control unit 116 may, for example, round off the decimal value and use the result as the number of puffs that is the condition for the change time.
  • control unit 116 may calculate the number of puffs that is the condition for the change time by subtracting a predetermined value from the average number of puffs or the number of puffs in the most recent smoking session.
  • the predetermined value can be a natural number greater than 1 and less than the average number of puffs, and can be, for example, 5 times.
  • the control unit 116 may, for example, round off the decimal value to the nearest whole number and use that as the number of puffs that is the condition for the change time.
  • the smoking history information 1000 may further include, for example, information indicating the start date and time of each smoking session.
  • the control unit 116 may calculate the average number of puffs from the number of puffs in the smoking session over a specified period of time (e.g., 24 hours), for example.
  • the change time may be a time set based on the user's smoking history. This makes it possible to change the sensation of puffing (e.g., the taste) or the stimulation in the oral cavity around an appropriate change time that is in line with the user's past smoking tendencies.
  • the number of puffs that is the condition for the change time may be set based on the number of puffs in a past smoking session, in other words, the number of puffs made in the period from when the inhalation device 100 was turned on to when it was turned off.
  • This makes it possible to suggest to the user whether the change time is before or after the change time set in consideration of the number of puffs made in the past smoking session, based on the feeling of inhalation or the stimulation in the oral cavity when puffing.
  • This allows the user to determine when to end the current smoking session by referring to the feeling of inhalation or the stimulation in the oral cavity when puffing, thereby improving user convenience.
  • the number of puffs that is the condition for when to change may be set based on the average number of puffs, which is the average number of puffs in each of the most recent predetermined number of smoking sessions. This makes it possible to change the feeling of inhalation or the stimulation in the oral cavity when puffing around an appropriate time to change in accordance with the user's recent smoking habits.
  • the number of puffs that is the condition for the change time may be set based on a value calculated by multiplying the average number of puffs by a predetermined count that is greater than 0 and less than 1. This makes it possible to change the satisfying taste or stimulation in the oral cavity when a puff is given before the number of puffs expected to be given per smoking session based on the user's recent smoking tendencies is given from the start of the current smoking session.
  • FIG. 15 is a diagram showing a thirteenth example of the operation of the inhalation device 100.
  • This thirteenth example is an example in which the change time is set based on the length of the past smoking session. Note that the following explanation will focus on the parts that are different from the explanation in FIG. 14, and the explanation of the parts that are common to the explanation in FIG. 14 will be omitted or simplified as appropriate.
  • the storage unit 114 stores, for example, smoking history information 1000 shown in FIG. 15(a).
  • the smoking history information 1000 can be information that associates each of the past smoking sessions of the inhalation device 100 with the duration of the smoking session (illustrated as "duration").
  • the smoking history information 1000 shown in FIG. 15(a) includes information indicating that the length of the previous (i.e., most recent) smoking session was 300 [sec], the length of the smoking session two sessions ago was 290 [sec], the length of the smoking session three sessions ago was 310 [sec], the length of the smoking session four sessions ago was 290 [sec], and the length of the smoking session five sessions ago was 310 [sec], as the user's smoking history.
  • the control unit 116 when setting the change time, the control unit 116, for example, first calculates the average value of the lengths of the most recent five smoking sessions (hereinafter also referred to as the "average time") as shown in FIG. 15(b). In the example shown in FIG. 15, the average time is calculated to be 300 [sec]. In this way, by setting the change time based on the average time calculated from the lengths of a specified number of most recent smoking sessions (five sessions in the example shown in FIG. 15), it is possible to set the change time to an appropriate time that is in line with the user's recent smoking tendencies.
  • the control unit 116 calculates the elapsed time that is a condition for the change timing based on the calculated average time.
  • the control unit 116 calculates the elapsed time that is a condition for the change timing by multiplying the calculated average time by a coefficient (where 0 ⁇ coefficient ⁇ 1) that is predetermined by the manufacturer of the suction device 100.
  • the elapsed time that is the condition for the change time is calculated to be 150 [sec] using the predetermined coefficient of 1/2 and the average time of 300 [sec].
  • the control unit 116 changes the heating mode of at least one of the first heating unit 121 and the second heating unit 132 in response to the fact that 150 [sec] have elapsed since the start of the current smoking session.
  • the coefficient by which the average time is multiplied when calculating the elapsed time that is the condition for the change time is set to 1/2, but this is not limited to this.
  • This coefficient may be greater than 1/2, for example 2/3. By setting this coefficient greater than 1/2, it is possible to set the change time to a later time compared to when it is set to 1/2. Also, this coefficient may be less than 1/2, for example 1/3. By setting this coefficient less than 1/2, it is possible to set the change time to an earlier time compared to when it is set to 1/2.
  • the smoking sessions that are the subject of the calculation of the average time are not limited to the most recent five smoking sessions.
  • the smoking sessions that are the subject of the calculation of the average time may be a predetermined number of smoking sessions that are less than the most recent five (e.g., the most recent three smoking sessions), or a predetermined number of smoking sessions that are more than the most recent five (e.g., the most recent ten smoking sessions).
  • the smoking sessions that are the subject of the calculation of the average time may be all past smoking sessions in the inhalation device 100.
  • control unit 116 may not calculate the average time, but may instead multiply the length of the most recent (i.e., previous) smoking session by a predetermined coefficient to calculate the elapsed time that serves as the condition for the change timing.
  • the control unit 116 may also subtract a predetermined value from the average time or the length of the most recent smoking session to calculate the elapsed time that is the condition for the change timing.
  • the predetermined value may be a value greater than 1 and less than the average time, for example, 150 [sec].
  • the control unit 116 may calculate the average time from the length of the smoking session over a specified period of time (e.g., 24 hours), for example.
  • the memory unit 114 stores, as the length of the smoking session, a value obtained by subtracting the predetermined time (e.g., 300 [sec]) from the last puff until the inhalation device 100 is turned off.
  • the elapsed time of the condition that becomes the time to change may be set based on the length of the past smoking session, in other words, the length of the period from when the inhalation device 100 was turned on to when it was turned off. This makes it possible to suggest to the user whether it is before or after the change time set in consideration of the length of the past smoking session, based on the feeling of inhalation when puffing. This allows the user to determine when to end the current smoking session by referring to the feeling of inhalation when puffing or the stimulation in the oral cavity, thereby improving user convenience.
  • the time elapsed before the change is determined may be set based on an average time, which is the average of the lengths of a given number of recent smoking sessions. This makes it possible to change the feel of a puff or the stimulation in the oral cavity around an appropriate time for the change that is in line with the user's recent smoking habits.
  • the elapsed time of the condition for the change may be set based on a value calculated by multiplying a predetermined count greater than 0 and less than 1 by the average time. This makes it possible to change the satisfying taste or stimulation in the oral cavity when a puff is taken before the time expected as the length of one smoking session based on the user's recent smoking tendencies has elapsed from the start of the current smoking session.
  • FIG. 16 is a flowchart showing an example of the process executed by the control unit 116.
  • the control unit 116 will be described in a case where the number of puffs that is a condition for the change time is set based on the number of puffs in a past smoking session, and the heating mode by at least one of the first heating unit 121 and the second heating unit 132 is changed in response to the number of puffs being performed.
  • step S1 determines whether or not the power button has been pressed. If it is determined that the power button has not been pressed (step S1: No), the control unit 116 repeats the process of step S1 until the power button is pressed. If it is determined that the power button has been pressed (step S1: Yes), the control unit 116 turns on the power of the inhalation device 100 (step S2). This starts the current smoking session.
  • control unit 116 executes a change time setting process to set the change time (step S3).
  • the control unit 116 calculates the average number of puffs from the number of puffs in a specified number of most recent smoking sessions, and sets the number of puffs that will be the condition for the change time (i.e., the change time) based on this average number of puffs.
  • step S4 determines whether or not a puff has been detected. If it is determined that a puff has not been detected (step S4: No), the control unit 116 proceeds directly to the process of step S9. If it is determined that a puff has been detected (step S4: Yes), the control unit 116 supplies a predetermined amount of power to the first heating unit 121 (step S5), adds 1 to the count value i of the puff counter that counts the number of puffs in the current smoking session (step S6), and proceeds to the process of step S7.
  • step S7 the control unit 116 determines whether or not it is time to change.
  • the control unit 116 determines that it is not time to change if the count value i of the puff counter is less than the number of puffs that is the condition for the change time, and determines that it is time to change if the count value i has reached the number of puffs that is the condition for the change time.
  • step S7: No If it is determined that it is not time to change (step S7: No), the control unit 116 proceeds directly to the process of step S9. If it is determined that it is time to change (step S7: Yes), the control unit 116 changes the heating mode of at least one of the first heating unit 121 and the second heating unit 132 (step S8) and proceeds to the process of step S9. By the process of step S8, the control unit 116 starts supplying power to the second heating unit 132, for example, to raise the temperature of the second heating unit 132.
  • control unit 116 determines whether a predetermined time (e.g., 300 seconds) has elapsed since the last puff (step S9). If it is determined that the predetermined time has elapsed since the last puff (step S9: Yes), the control unit 116 proceeds directly to the process of step S11.
  • a predetermined time e.g. 300 seconds
  • step S9 determines whether a predetermined time has not elapsed since the last puff. If it is determined that a predetermined time has not elapsed since the last puff (step S9: No), the control unit 116 determines whether the power button has been pressed (step S10). If it is determined that the power button has not been pressed (step S10: No), the control unit 116 proceeds to step S4 and repeats the above process.
  • step S10 If it is determined that the power button has been pressed (step S10: Yes), the control unit 116 stores information indicating that the current count value i of the puff counter is the number of puffs in the current smoking session in the memory unit 114 (step S11). The control unit 116 then resets the count value i of the puff counter to 0 (step S12), turns off the power of the inhalation device 100 (step S13), and ends the series of processes shown in FIG. 16. This ends the current smoking session.
  • this number of puffs may be set in the change time setting process. Also, if the number of puffs that is a condition for the change time is predetermined by the manufacturer of the suction device 100, the process of step S11 etc. may not be performed.
  • FIG. 17 is a flowchart showing another example of the processing executed by the control unit 116.
  • an example of the processing executed by the control unit 116 is described in a case where the elapsed time of the condition for the change is set based on the length of the past smoking session, and the heating mode of at least one of the first heating unit 121 and the second heating unit 132 is changed in response to the elapse of this elapsed time.
  • step S21 determines whether or not the power button has been pressed. If it is determined that the power button has not been pressed (step S21: No), the control unit 116 repeats the process of step S21 until the power button is pressed. If it is determined that the power button has been pressed (step S21: Yes), the control unit 116 turns on the power of the inhalation device 100 (step S22). This starts the current smoking session.
  • control unit 116 executes a change time setting process to set the change time (step S23).
  • the control unit 116 calculates an average time from the length of a predetermined number of most recent smoking sessions, for example, and sets the elapsed time (i.e., the change time) that is the condition for the change time based on this average time.
  • control unit 116 starts measuring the elapsed time from the start of the current smoking session (step S24). The control unit 116 then determines whether or not a puff has been detected (step S25). If it is determined that a puff has not been detected (step S25: No), the control unit 116 proceeds directly to the process of step S27. If it is determined that a puff has been detected (step S25: Yes), the control unit 116 supplies a predetermined amount of power to the first heating unit 121 (step S26), and proceeds to the process of step S27.
  • the control unit 116 determines whether or not it is time to change (step S27). In the process of step S27, the control unit 116 determines that it is not time to change if, for example, the elapsed time since the start of the current smoking session is less than the elapsed time that satisfies the condition for the change time, and determines that it is time to change if the elapsed time since the start of the current smoking session has reached the elapsed time that satisfies the condition for the change time.
  • step S27: No If it is determined that it is not time to change (step S27: No), the control unit 116 proceeds directly to the process of step S29. If it is determined that it is time to change (step S27: Yes), the control unit 116 changes the heating mode of at least one of the first heating unit 121 and the second heating unit 132 (step S28) and proceeds to the process of step S29. By the process of step S28, the control unit 116 starts supplying power to the second heating unit 132, for example, to raise the temperature of the second heating unit 132.
  • control unit 116 determines whether a predetermined time (e.g., 300 seconds) has elapsed since the last puff (step S29). If it is determined that the predetermined time has elapsed since the last puff (step S29: Yes), the control unit 116 stores information indicating the length of the current smoking session, which is the value obtained by subtracting the predetermined time (e.g., 300 seconds) from the elapsed time since the start of the current smoking session, in the storage unit 114 (step S30), and proceeds to the processing of step S33.
  • a predetermined time e.g. 300 seconds
  • step S29: No If it is determined that a predetermined time has not elapsed since the last puff (step S29: No), the control unit 116 determines whether the power button has been pressed (step S31). If it is determined that the power button has not been pressed (step S31: No), the control unit 116 proceeds to the process of step S25 and repeats the above process.
  • step S31 If it is determined that the power button has been pressed (step S31: Yes), the control unit 116 stores information indicating that the time elapsed since the start of the current smoking session is the length of the current smoking session in the memory unit 114 (step S32), and proceeds to the process of step S33. Next, the control unit 116 turns off the power of the inhalation device 100 (step S33), and ends the series of processes shown in FIG. 17. This ends the current smoking session.
  • this elapsed time may be set in the change time setting process. Also, if the elapsed time that is a condition for the change time is predetermined by the manufacturer of the suction device 100, the processes of steps S30 and S32 may not be performed.
  • control unit 116 changes the heating mode of at least one of the first heating unit 121 and the second heating unit 132 in response to a predetermined change time after the inhalation device 100 is turned on. This makes it possible to change the feeling of inhalation or the stimulation in the oral cavity when puffing before and after the change time, and to suggest to the user whether it is before or after the change time by the feeling of inhalation or the stimulation in the oral cavity.
  • the user can determine when to end the current power-on state by referring to the feeling of inhalation or the stimulation in the oral cavity when puffing, without having to measure the elapsed time from the start of the current power-on state (in other words, the current smoking session) or the number of puffs, thereby improving user convenience. Furthermore, if the change time is set based on the user's smoking history, it is possible to change the feeling of inhalation or the stimulation in the oral cavity when puffing before and after an appropriate change time that is in line with the user's past smoking tendencies, thereby further improving user convenience.
  • the control method described in the above embodiment can be realized by executing a prepared program on a computer (processor).
  • This program is stored in a computer-readable storage medium and is executed by reading it from the storage medium.
  • This program may be provided in a form stored in a non-transitory storage medium such as a flash memory, or may be provided via a network such as the Internet.
  • the computer that executes this program can be, for example, one included in the suction device 100 (e.g., a CPU possessed by the suction device 100), but is not limited to this, and may also be one included in another device that can communicate with the suction device 100 (e.g., a smartphone or a server).
  • a first heating unit (first heating unit 121) that receives power to heat an aerosol source containing acid and generates a predetermined amount of aerosol containing acid; a flavor source (flavor source 131) containing a flavor component that reacts with an acid contained in the aerosol to form a salt; a second heating unit (second heating unit 132) capable of heating the flavor source by being supplied with electric power; a power source (power source unit 111) capable of supplying power to each of the first heating unit and the second heating unit; a control unit (control unit 116) capable of controlling the supply of power from the power source to the first heating unit and the second heating unit; Equipped with the flavor source imparts the flavor component to the aerosol passing through the flavor source; the control unit changes the heating mode of the flavor source by the second heating unit in response to a predetermined change time following a predetermined input by a user so that the amount of the flavor component imparted to the aerosol is relatively increased compared to a predetermined amount of acid contained in the aerosol.
  • a suction device (a
  • the sucking sensation or stimulation in the oral cavity when sucking into the suction device can be changed before and after a specified change time. This makes it possible to indicate to the user whether it is before or after the change time by the sucking sensation or stimulation in the oral cavity when sucking into the suction device.
  • the flavor source imparts a first amount of a flavor component to the aerosol passing through the flavor source prior to the predetermined change time; the control unit changes the heating mode of the flavor source by the second heating unit in response to the timing of the change so that a second amount of the flavor component, which is greater than the first amount, is imparted to the aerosol, and the flavor component, which cannot react with the acid to form a salt, is contained in the aerosol.
  • Suction device the flavor source imparts a first amount of a flavor component to the aerosol passing through the flavor source prior to the predetermined change time; the control unit changes the heating mode of the flavor source by the second heating unit in response to the timing of the change so that a second amount of the flavor component, which is greater than the first amount, is imparted to the aerosol, and the flavor component, which cannot react with the acid to form a salt, is contained in the aerosol.
  • the sucking sensation or stimulation in the oral cavity when sucking into the suction device can be changed before and after a specified change time. This makes it possible to indicate to the user whether it is before or after the change time by the sucking sensation or stimulation in the oral cavity when sucking into the suction device.
  • the control unit in response to the timing of the change, changes the heating mode of the flavor source by the second heating unit so that the second amount of the flavor component, which is greater than the first amount, is imparted to the aerosol, and the amount of the flavor component that cannot react with the acid to form a salt is increased in the aerosol. Suction device.
  • the suction device according to any one of (1) to (3), The control unit increases the temperature of the second heating unit in response to the change time so that the amount of the flavor component imparted to the aerosol increases. Suction device.
  • the control unit gradually increases the temperature of the second heating unit over a predetermined time from the change time so that the flavor component that cannot react with the acid to form a salt in the aerosol gradually increases. Suction device.
  • the suction device according to any one of (1) to (5),
  • the flavor source comprises nicotine as the flavor component;
  • the nicotine reacts with the acid contained in the aerosol to form a salt that can reduce irritation in the oral cavity of a user of the inhalation device compared to the nicotine.
  • Suction device comprises nicotine as the flavor component;
  • the nicotine reacts with the acid contained in the aerosol to form a salt that can reduce irritation in the oral cavity of a user of the inhalation device compared to the nicotine.
  • the stimulation in the oral cavity when suction is performed with the suction device can be changed before and after a specified change time. This makes it possible to indicate to the user whether it is before or after the change time by the stimulation in the oral cavity when suction is performed with the suction device.
  • the suction device in response to the timing of the change, changes the heating mode of the flavor source by the second heating unit so as to relatively increase the amount of nicotine imparted to the aerosol compared to the predetermined amount of acid contained in the aerosol and generate nicotine that cannot form a salt with the acid. Suction device.
  • the suction device is configured to allow the user to perform suction after a predetermined input by the user,
  • the change time is a time when the suction has been performed a predetermined number of times after the predetermined input, or a time when a predetermined time has elapsed. Suction device.
  • the suction sensation or stimulation in the oral cavity when the user suctions into the suction device can be changed after the user has been able to suction a predetermined number of times or before or after a predetermined time has elapsed.
  • the suction device according to any one of (1) to (7), The change time is set based on the user's smoking history and is set based on the average number of puffs or average puff time in the user's most recent predetermined number of smoking sessions. Suction device.
  • a control method performed by a computer that controls a suction device (suction device 100), comprising:
  • the suction device is A first heating unit (first heating unit 121) that heats an aerosol source containing acid by supplying electric power thereto, and generates a predetermined amount of aerosol containing acid; a flavor source (flavor source 131) containing a flavor component that reacts with an acid contained in the aerosol to form a salt; a second heating unit (second heating unit 132) capable of heating the flavor source by being supplied with electric power; a power source (power source unit 111) capable of supplying power to each of the first heating unit and the second heating unit; Equipped with The computer includes: A power supply from the power source to the first heating unit and the second heating unit can be controlled.
  • the computer In response to a predetermined input by a user of the inhalation device and a predetermined change time, the heating mode of the flavor source by the second heating unit is changed so that the amount of the flavor component imparted to the aerosol is relatively increased compared to the predetermined amount of acid contained in the aerosol (steps S8 and S28).
  • a method of control that performs processing.
  • the sucking sensation or stimulation in the oral cavity when sucking on the suction device can be changed before and after a specified change time. This makes it possible to indicate to the user whether it is before or after the change time by the sucking sensation or stimulation in the oral cavity when sucking on the suction device.
  • the suction device is A first heating unit (first heating unit 121) that heats an aerosol source containing acid by supplying electric power thereto, and generates a predetermined amount of aerosol containing acid; a flavor source (flavor source 131) containing a flavor component that reacts with an acid contained in the aerosol to form a salt; a second heating unit (second heating unit 132) capable of heating the flavor source by being supplied with electric power; a power source (power source unit 111) capable of supplying power to each of the first heating unit and the second heating unit; Equipped with The computer includes: A power supply from the power source to the first heating unit and the second heating unit can be controlled.
  • the computer includes: In response to a predetermined input by a user of the inhalation device and a predetermined change time, the heating mode of the flavor source by the second heating unit is changed so that the amount of the flavor component imparted to the aerosol is relatively increased compared to the predetermined amount of acid contained in the aerosol (steps S8 and S28).
  • a control program that performs processing.
  • the sucking sensation or stimulation in the oral cavity when sucking on the suction device can be changed before and after a specified change time. This makes it possible to indicate to the user whether it is before or after the change time by the sucking sensation or stimulation in the oral cavity when sucking on the suction device.
  • Suction device 110 Power supply unit 111 Power supply section (power supply) 116 Control unit (computer) 121 First heating section 131 Flavor source 132 Second heating section

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  • Medicinal Preparation (AREA)

Abstract

Ce dispositif d'aspiration (100) comprend : une première partie chauffage (121) qui chauffe, avec de l'énergie fournie, une source d'aérosol qui comprend de l'acide et génère un aérosol qui comprend une quantité prédéterminée d'acide; une source d'arôme (131) qui comprend un composant d'arôme qui réagit avec l'acide inclus dans l'aérosol et forme un sel; une seconde partie chauffage (132) qui est apte à chauffer la source d'arôme (131) avec l'énergie fournie; une partie source d'alimentation (111) qui est apte à fournir de l'énergie à chacune de la première partie chauffage (121) et de la seconde partie chauffage (132); et une partie de commande (116) qui permet de commander l'alimentation électrique de la partie source d'alimentation (111) à la première partie chauffage (121) et à la seconde partie chauffage (132), en fonction d'une période de changement prédéterminée après une entrée prédéterminée par un utilisateur, la partie de commande (116) changeant le mode de chauffage de la source d'arôme (131) avec la seconde partie chauffage (132) de telle sorte que la quantité du composant d'arôme à conférer à l'aérosol augmente relativement par rapport à la quantité prédéterminée d'acide inclus dans l'aérosol.
PCT/JP2022/046489 2022-12-16 2022-12-16 Dispositif d'aspiration, procédé de commande et programme de commande WO2024127662A1 (fr)

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Publication number Priority date Publication date Assignee Title
US20160219938A1 (en) * 2013-09-13 2016-08-04 Nicodart, Inc. Programmable electronic vaporizing apparatus and smoking cessation system
JP2020526184A (ja) * 2017-07-10 2020-08-31 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 通気気流を有するカートリッジ組立品
JP2021509260A (ja) * 2018-11-16 2021-03-25 ケイティー アンド ジー コーポレイション １つのバッテリから２つのヒータに電力を供給するエアロゾル生成装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160219938A1 (en) * 2013-09-13 2016-08-04 Nicodart, Inc. Programmable electronic vaporizing apparatus and smoking cessation system
JP2020526184A (ja) * 2017-07-10 2020-08-31 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 通気気流を有するカートリッジ組立品
JP2021509260A (ja) * 2018-11-16 2021-03-25 ケイティー アンド ジー コーポレイション １つのバッテリから２つのヒータに電力を供給するエアロゾル生成装置

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