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WO2023017143A1 - Système de distribution d'aérosol comprenant une ampoule d'amorçage, et cartouche et dispositif de génération d'aérosol comprenant un tel système de distribution d'aérosol - Google Patents

Système de distribution d'aérosol comprenant une ampoule d'amorçage, et cartouche et dispositif de génération d'aérosol comprenant un tel système de distribution d'aérosol Download PDF

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Publication number
WO2023017143A1
WO2023017143A1 PCT/EP2022/072630 EP2022072630W WO2023017143A1 WO 2023017143 A1 WO2023017143 A1 WO 2023017143A1 EP 2022072630 W EP2022072630 W EP 2022072630W WO 2023017143 A1 WO2023017143 A1 WO 2023017143A1
Authority
WO
WIPO (PCT)
Prior art keywords
bulb
aerosol
delivering system
priming
aerosol delivering
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2022/072630
Other languages
English (en)
Inventor
Alec WRIGHT
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JT International SA
Original Assignee
JT International SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JT International SA filed Critical JT International SA
Priority to EP22762097.8A priority Critical patent/EP4384036A1/fr
Priority to US18/682,761 priority patent/US20240349811A1/en
Publication of WO2023017143A1 publication Critical patent/WO2023017143A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/48—Fluid transfer means, e.g. pumps
    • A24F40/485—Valves; Apertures
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/42—Cartridges or containers for inhalable precursors

Definitions

  • Aerosol delivering system comprising a priming bulb, and cartridge and aerosol generating device comprising such an aerosol delivering system
  • the present invention concerns an aerosol delivering system comprising a priming bulb.
  • the present invention also concerns a cartridge comprising at least partially such an aerosol delivering system and configured to operate with an aerosol generating device.
  • the present invention concerns an aerosol generating device comprising at least partially such an aerosol delivering system.
  • aerosol generating devices comprise a storage portion for storing an aerosol forming precursor (also called vaporisable material), which can comprise for example a liquid or a solid.
  • a heating system is formed of one or more electrically activated resistive heating elements arranged to heat said precursor to generate the aerosol.
  • the aerosol is released into a flow path extending between an inlet and outlet of the device.
  • the outlet may be arranged as a mouthpiece, through which a user inhales for delivery of the aerosol during a vaping session.
  • the precursor is stored in a removable cartridge.
  • the cartridge can be easily removed and replaced.
  • a screw-threaded or magnetic connection or any other type of connection can for example be used.
  • the present invention aims to propose an aerosol delivering system which ensures a very accurate dosage control when the vaporisable material is in liquid form. This can help the users to control their consumption to reduce it or quit definitely traditional smoking.
  • the invention relates to an aerosol delivering system for an aerosol generating device and/or a cartridge, the aerosol delivering system comprising a main reservoir storing a liquid vaporisable material, a vaporising unit configured to vaporise the vaporisable material and a priming bulb arranged between the main reservoir and the vaporising unit; the priming bulb comprising a bulb inlet connected to the main reservoir and a bulb outlet connected to the vaporising unit, and being configured, upon its actuating, to expel a predetermined quantity of vaporizable material from the bulb outlet and suck the same quantity of vaporizable material from the bulb inlet.
  • the priming bulb can operate as a dosing unit which can determine a predetermined quantity of vaporisable material which can be consumed by the user within a predetermined period.
  • This predetermined period can correspond for example to a single vaping session, a day, a week, etc.
  • a user can be required to actuate the priming bulb daily and when the expelled quantity of the vaporisable material is exhausted, the user should avoid actuating it again the same day.
  • additional controlling means preventing the user from actuating the priming bulb at “nonauthorized” periods.
  • These controlling means can be operated for example by a microcontroller using a consumption scheduling.
  • the secondary reservoir comprising a secondary reservoir arranged between the vaporising unit and the priming bulb, the secondary reservoir being connected to the bulb outlet.
  • the secondary reservoir defines an internal volume configured to receive the predetermined quantity of vaporisable material. Thanks to these features, the vaporising unit can be connected directly to the secondary reservoir and perform vaporisation only of the quantity of the vaporisable material comprised in the secondary reservoir. This quantity can be distributed over several vaping sessions that makes it possible to define consumption scheduling extending throughout a period longer than a single vaping session, like for example a day or a week.
  • the predetermined quantity of vaporisable material corresponds to a dose of the vaporisable material for a single vaping session.
  • the priming bulb is actuated at the beginning of each vaping session to provide a quantity of the vaporisable material suitable for a single vaping session.
  • the vaping session can be limited in time for the user. This limits consumption of the vaporisable material during a single session.
  • This embodiment can be carried out using a secondary reservoir as defined above or not. In this last case, the predetermined quantity of the vaporisable material can be directly injected into the vaporising unit.
  • the priming bulb is configured to be actuated by a user before starting a vaping session.
  • the aerosol generating device can be simple and intuitive to the user.
  • the user defines his/her consumption at the beginning of the vaping session.
  • the priming bulb comprises a housing defining an internal volume of the priming bulb.
  • the priming bulb further comprises an inlet valve allowing a flow passage from the bulb inlet to the internal volume of the priming bulb and an outlet valve allowing a flow passage from the internal volume of the priming bulb to the bulb outlet.
  • the priming bulb upon a single actuating, can expel the predetermined quantity of vaporisable material and at the same time, suck the same quantity of vaporisable material to be expelled upon the next actuating.
  • the inlet valve and the outlet valve form one single piece.
  • said piece comprises a support part and a flexible part extending around the support part, the support part defining a through hole.
  • the double valve system can be arranged in a compact and simple way inside the priming bulb.
  • the housing of the priming bulb is made at least partially from an elastic material.
  • the suck action of the priming valve can be performed by its elastic force, without requiring any external force.
  • actuating the priming bulb corresponds to a compression of its housing.
  • the priming valve can be easily actuated by the user or using appropriated mechanical means.
  • the bulb inlet and the bulb outlet are formed by two concentric conduits.
  • the priming valve is connected to the internal components of the aerosol generating device or cartridge.
  • the priming bulb can protrude from an external surface of the device/cartridge and can be easily actuated by the user.
  • the invention also relates to a cartridge configured to operate with an aerosol generating device, the cartridge comprising an aerosol delivering system as defined above.
  • the invention also relates to an aerosol generating device comprising an aerosol delivering system as defined above.
  • FIG. 1 is a schematic diagram showing an aerosol delivering system according to a first embodiment of the invention
  • FIG. 2 is a detailed view of a priming bulb of the aerosol delivering system of Figure 1 ;
  • FIG. 3 is a schematic diagram showing an aerosol delivering system according to a second embodiment of the invention.
  • the term “aerosol generation device” or “device” may include a vaping device to deliver aerosol to a user, including aerosol for vaping, by means of a vaporising unit (e.g. an aerosol generating element which generates vapour which condenses into aerosol before delivery to an outlet of the device at, for example, a mouthpiece, for inhalation by a user).
  • a vaporising unit e.g. an aerosol generating element which generates vapour which condenses into aerosol before delivery to an outlet of the device at, for example, a mouthpiece, for inhalation by a user.
  • the device may be portable. “Portable” may refer to the device being for use when held by a user.
  • the device may be adapted to generate a variable amount of aerosol, e.g. by activating a heater system for a variable amount of time, which can be controlled by a trigger.
  • the trigger may be user activated, such as a vaping button and/or inhalation sensor.
  • the device may include a temperature regulation control to drive the temperature of the heater and/or the heated aerosol generating substance (aerosol pre-cursor) to a specified target temperature and thereafter to maintain the temperature at the target temperature that enables efficient generation of aerosol.
  • aerosol may include a suspension of droplets of a vaporisable material. Said suspension may be in a gas including air. Aerosol herein may generally refer to/include a vapour. Aerosol may include one or more components of the vaporisable material.
  • the term “vaporisable material” or “aerosol-forming precursor” may refer to one or more substantially liquid substances.
  • the vaporisable material may be processable by the vaporising unit of the device to form aerosol as defined herein.
  • the vaporisable material may comprise one or more of: nicotine; caffeine or other active components.
  • the active component may be carried with a carrier, which may be a liquid.
  • the carrier may include propylene glycol or glycerin.
  • a flavouring may also be present.
  • the flavoring may include Ethylvanillin (vanilla), menthol, Isoamyl acetate (banana oil) or similar.
  • FIG. 1 shows an aerosol delivering system 10 according to the first embodiment of the invention.
  • the aerosol delivering system 10 is integrated entirely in a removable cartridge 12 which is adapted to operate with an aerosol generating device 1 1.
  • the aerosol generating device 1 1 extends along a device axis X and comprises a device body 21 delimiting a cavity 23 configured to receive, at least partially, the removable cartridge 12.
  • the device body 21 delimits an internal space of the device 1 1 receiving various elements designed to carry out different functionalities of the device 1 1.
  • This internal space can for example receive a power block for powering the device 11 , a control module for controlling the operation of the device 11 and at least a device part of heating system configured to heat a vaporisable material contained in the removable cartridge 12 as it will be explained in further detail below.
  • the device part of heating system is formed by a pair of contacts designed to be powered by the power block through the control module. This pair of contacts can protrude from an external surface of the cavity 23.
  • the internal space of the device body 21 may further comprise other internal components performing different functionalities of the device 11 known per se. These internal components will not be explained in detail below.
  • Figure 1 presents only a schematic diagram of different components of the aerosol generating device 1 1 and cartridge 12, and does not necessarily show the real physical arrangement and dimensions of these components. Particularly, such an arrangement can be chosen according to the design of the aerosol generating device 1 1 or the cartridge 12 and technical features of their components.
  • the aerosol delivering system 10 is entirely integrated in the cartridge 12.
  • this aerosol delivering system 10 can be arranged at least partially inside a cartridge body 25 delimiting the cartridge 12.
  • the aerosol delivering system 10 comprises a main reservoir 31 storing a liquid vaporisable material, a vaporising unit 32 configured to vaporise the vaporisable material and a priming bulb 33 arranged between the main reservoir 31 and the vaporising unit 32.
  • the aerosol delivering system 10 further comprises a secondary reservoir 34 arranged between the vaporising unit 32 and the priming bulb 33.
  • the main reservoir 31 can form any appropriate shape able to store the liquid vaporisable material.
  • the vaporising unit 32 is connected to the main reservoir 31 as it will be explained in further detail below and is configured to vaporise at least a part of this vaporisable material.
  • the vaporising unit 32 forms a cartridge part of heating system configured to cooperate with the device part of heating system to heat the vaporisable material.
  • the vaporising unit 32 can comprise a pair of contacts (not shown on Figure 1 ), a wick 41 in fluid communication with the secondary reservoir 34 and a heating element 42 connected to said pair of contacts and for example arranged around the wick 41 .
  • the wick 41 and the heating element 42 can thus be exposed in an airflow channel guiding the vaporised material to an outlet.
  • the pair of contacts can protrude from an external surface of the cartridge body 25 and are designed to be in contact with the contacts of the device part of heating system when the cartridge 12 is received at least partially in the cavity 23.
  • the vaporising unit 32 can comprise an ultrasonic vibrating mesh.
  • the priming bulb 33 is arranged between the main reservoir 31 and the secondary reservoir 34 and is in fluid communication with each one of these reservoirs 31 , 34.
  • the priming bulb 33 is configured to expel a predetermined quantity of vaporisable material to the secondary reservoir 34 and suck the same quantity of vaporisable material from the main reservoir 31.
  • the secondary reservoir 34 is adapted to receive the vaporisable material expelled by the priming bulb 33 and defines for this purpose at least substantially a same internal volume as the priming bulb 33.
  • the priming bulb 33 may be configured to expel said quantity of vaporisable material directly to the vaporising unit 32. In this case, no secondary reservoir is needed.
  • the priming bulb 33 comprises a housing 50 defining a bulb inlet 51 connected to the main reservoir 31 and a bulb outlet 54 connected to the secondary reservoir 34.
  • the housing 50 is made at least partially from a compressible material, advantageously from an elastically compressible material.
  • the housing 50 may comprise at least one flexible wall 57 and at least one solid wall 58.
  • the housing 50 defines an internal volume 60 configured to receive a predetermined quantity of vaporisable material.
  • the housing 50 upon compressing the internal volume 60, the housing 50 is adapted to expel this predetermined quantity of vaporisable material from the bulb outlet 54. Further, upon returning to the uncompressed state, the housing 50 is adapted to suck the same predetermined quantity of vaporisable material via the bulb inlet 51 .
  • the priming bulb 33 comprises an inlet valve allowing a flow passage from the bulb inlet 51 to the internal volume 60 and an outlet valve allowing a flow passage from the internal volume 60 to the bulb outlet 54.
  • the inlet valve and the outlet valve form one single piece, designated hereinafter as valve 62.
  • the bulb inlet 51 and the bulb outlet 54 of the priming bulb 33 are formed by two concentric conduits, respectfully an outer conduit and an inner conduit. These conduits can extend from the solid wall 58 of the housing 50 in the direction opposite to the internal volume 60.
  • the valve 62 can thus comprise a support part 64 inserted in the inner conduit and a flexible part 66 extending around the support part 64 and covering the outer conduit when the housing 50 is in the uncompressed state.
  • the flexible part 66 can be in contact with the solid wall 58 of the housing 50 preserving thus the vaporisable material from flowing toward the bulb inlet 51 upon compressing the housing 50.
  • the support part 64 defines a through hole 69 allowing the vaporisable material to flow toward the bulb outlet 54 upon compressing the housing 50.
  • the flexible part 66 Upon returning the housing 50 to the uncompressed state, the flexible part 66 is configured to move out from the solid wall 58 allowing thus the vaporisable material to flow from the bulb inlet 51 to the internal volume 60.
  • the internal volume 60 of the housing 50 can be compressed by compressing the flexible wall 57.
  • This flexible wall 57 can for example protrude from an external surface of the cartridge body 25 and is adapted to be actuated by the user.
  • the flexible wall 57 can be adapted to be actuated by mechanical/electrical means. These means may be controlled by the control module of the device 11 or by the user. In some cases, the operation of these means can be mechanically/electronically restricted so as only the predetermined quantity of the vaporisable material can be distributed to the user within a predetermined period.
  • the priming bulb 33 is empty of vaporisable material and is filled for example with air.
  • the user wishes to operate the aerosol generating device 11 to generate aerosol, he/she actuates the priming bulb 33 for example by compressing the flexible wall 57 of its housing 50. This leads to air expulsion from the internal volume 60 of the priming bulb 33 via the bulb outlet 54.
  • the housing 50 takes its initial shape and exerts a pumping action from the main reservoir 31 via the bulb inlet 51.
  • the internal volume 60 of the priming bulb 33 is filled with the vaporisable material.
  • this first actuating of the priming bulb 33 is necessary only initially, for example with a new cartridge 12. Then, the user actuates again the priming bulb 33. Upon this second actuating, the vaporisable material is expelled from the internal volume 60 of the priming bulb 33 to the secondary reservoir 34 and another dose of the vaporisable material is sucked from the main reservoir 31 . The user can thus start a vaping section. The quantity of the vaporisable material consumed during this vaping session and eventually during several consecutive vaping sessions is limited by the quantity of the vaporisable material expelled by the priming bulb 33. By controlling the number of actuation of the priming bulb 33 within a predetermined period (a vaping session, a day, a week, etc.), the user can control his/her consumption.
  • an aerosol delivering system 110 according to a second embodiment of the invention is shown on Figure 3.
  • the aerosol delivering system 110 comprises the same components as the aerosol distributing system 10 according to the first embodiment of the invention. These components will be not be explained in further detail.
  • the aerosol delivering system 110 according to the second embodiment is integrated in an aerosol generating device 1 11.
  • the aerosol generating device 1 11 is designed to operate without a replaceable cartridge and the main reservoir can be refilled by the user when the vaporisable material is exhausted.
  • at least a part of the priming bulb as described below can protrude from an external surface of the device body to be actuated by the user.
  • an aerosol delivering system as defined above is distributed between an aerosol generating device and removable cartridge.
  • the main reservoir of the aerosol delivering system can for example be integrated in the removable cartridge and the other components of the aerosol delivering system can be integrated in the aerosol generating device.

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  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Abstract

La présente invention concerne un système de distribution d'aérosol (10) pour un dispositif de génération d'aérosol (11) et/ou une cartouche (12), le système de distribution d'aérosol (10) comprenant un réservoir principal (31) stockant un matériau vaporisable liquide, une unité de vaporisation (32) configurée pour vaporiser le matériau vaporisable et une ampoule d'amorçage (33) disposée entre le réservoir principal (31) et l'unité de vaporisation (32). L'ampoule d'amorçage (33) comprend une entrée d'ampoule reliée au réservoir principal (31) et une sortie d'ampoule reliée à l'unité de vaporisation (32), et est configurée, lors de son actionnement, pour expulser une quantité prédéterminée de matière vaporisable de la sortie d'ampoule et aspirer la même quantité de matière vaporisable de l'entrée d'ampoule.
PCT/EP2022/072630 2021-08-13 2022-08-12 Système de distribution d'aérosol comprenant une ampoule d'amorçage, et cartouche et dispositif de génération d'aérosol comprenant un tel système de distribution d'aérosol Ceased WO2023017143A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP22762097.8A EP4384036A1 (fr) 2021-08-13 2022-08-12 Système de distribution d'aérosol comprenant une ampoule d'amorçage, et cartouche et dispositif de génération d'aérosol comprenant un tel système de distribution d'aérosol
US18/682,761 US20240349811A1 (en) 2021-08-13 2022-08-12 Aerosol Delivering System Comprising a Priming Bulb, and Cartridge and Aerosol Generating Device Comprising Such an Aerosol Delivering System

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21191290 2021-08-13
EP21191290.2 2021-08-13

Publications (1)

Publication Number Publication Date
WO2023017143A1 true WO2023017143A1 (fr) 2023-02-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2022/072630 Ceased WO2023017143A1 (fr) 2021-08-13 2022-08-12 Système de distribution d'aérosol comprenant une ampoule d'amorçage, et cartouche et dispositif de génération d'aérosol comprenant un tel système de distribution d'aérosol

Country Status (3)

Country Link
US (1) US20240349811A1 (fr)
EP (1) EP4384036A1 (fr)
WO (1) WO2023017143A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050051162A1 (en) * 2002-10-30 2005-03-10 Nektar Therapeutics (Formerly Inhale Therapeutic Systems, Inc.) Increased dosage metered dose inhaler
US20130312739A1 (en) * 2010-10-06 2013-11-28 British American Tobacco (Investments) Limited Aerosol Generator
US20180126100A1 (en) * 2015-05-16 2018-05-10 James Zhou Liu Hand-actuated aerosol generator and its use
CN108041686A (zh) * 2017-12-15 2018-05-18 李智勇 一种全新半结晶液体雾化及燃烧的电子设备及其使用方法
US20180154092A1 (en) * 2015-06-12 2018-06-07 Philip Morris Products S.A. Dispensing mechanism

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050051162A1 (en) * 2002-10-30 2005-03-10 Nektar Therapeutics (Formerly Inhale Therapeutic Systems, Inc.) Increased dosage metered dose inhaler
US20130312739A1 (en) * 2010-10-06 2013-11-28 British American Tobacco (Investments) Limited Aerosol Generator
US20180126100A1 (en) * 2015-05-16 2018-05-10 James Zhou Liu Hand-actuated aerosol generator and its use
US20180154092A1 (en) * 2015-06-12 2018-06-07 Philip Morris Products S.A. Dispensing mechanism
CN108041686A (zh) * 2017-12-15 2018-05-18 李智勇 一种全新半结晶液体雾化及燃烧的电子设备及其使用方法

Also Published As

Publication number Publication date
EP4384036A1 (fr) 2024-06-19
US20240349811A1 (en) 2024-10-24

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