WO2022049120A1 - Cartomiseur pour un dispositif de génération d'aérosol avec prévention de fuite - Google Patents

Cartomiseur pour un dispositif de génération d'aérosol avec prévention de fuite Download PDF

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Publication number
WO2022049120A1
WO2022049120A1 PCT/EP2021/074124 EP2021074124W WO2022049120A1 WO 2022049120 A1 WO2022049120 A1 WO 2022049120A1 EP 2021074124 W EP2021074124 W EP 2021074124W WO 2022049120 A1 WO2022049120 A1 WO 2022049120A1
Authority
WO
WIPO (PCT)
Prior art keywords
collecting chamber
leakage collecting
cartomizer
chamber
air inlet
Prior art date
Application number
PCT/EP2021/074124
Other languages
English (en)
Inventor
Peter LOVEDAY
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 US18/024,380 priority Critical patent/US20230309614A1/en
Priority to EP21773022.5A priority patent/EP4208054A1/fr
Priority to CA3188844A priority patent/CA3188844A1/fr
Publication of WO2022049120A1 publication Critical patent/WO2022049120A1/fr

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
    • A24F40/42—Cartridges or containers for inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/44—Wicks
    • 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
    • A24F40/85—Maintenance, e.g. cleaning
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the present invention relates to a cartomi zer for an aerosol generating device , in particular an electronic cigarette or vapori zer, with a leakage prevention system, in particular a double leakage chamber arrangement .
  • Aerosol generating devices such as electronic cigarettes or "e-cigarettes” as they are also known, have gained in popularity over the past ten years as an alternative to traditional smoking articles , like cigarettes , cigars , and cigarillos . Developments in the design and configuration of such aerosol generating devices or vapori zer devices are on- going to improve their performance and their reliability, as well as their ease of production and their production costs .
  • Conventional aerosol generating devices usually include a heater powered by an electrical power source and a liquid reservoir containing flavoured liquid (vapori zable material ) that can be volati zed using the heater and trans ferred to a user of the aerosol generating device in an airflow, which is preferably guided through a mouthpiece of the device .
  • a heater powered by an electrical power source
  • a liquid reservoir containing flavoured liquid (vapori zable material ) that can be volati zed using the heater and trans ferred to a user of the aerosol generating device in an airflow, which is preferably guided through a mouthpiece of the device .
  • the heating element is often provided within the capsule , thereby forming a so called “cartomizer” .
  • the heating element (heater ) is provided with the cartomi zer, it is each time the cartomi zer ( capsule ) is replaced, hence , there is no reduction in performance over time .
  • a liquid transport element in particular a wick
  • a coil that is wound around the wick
  • vapori zable material liquid
  • it is ideal to eliminate leakage measures should be put in place that contain leaked vapori zable material within the capsule , should leakage occur. Therefore, it is desirable to provide a cartomizer with means that can prevent leaking vaporizable material to affect either the device or consumer.
  • US 9,737,093 B2 is related to an electronic cigarette comprising from a first, vaping end and a second end distal from the user's mouth, a cartridge, a vaporizer and a battery. It is further disclosed to provide a circular chamber that has direct access to the vaporizing chamber in order to collect leaking vaporizable material. A similar device is shown in US 2019/0335813 Al.
  • a cartomizer for an aerosol generating device in particular an electronic cigarette or vaporizer, capable of preventing leakage of vaporizable material or liquid from the heater or the liquid transport element (wick) to the outside of the cartomizer, in particular via an air inlet of the cartomizer, thereby ensuring that leaked vaporizable material or liquid affects either the device or consumer.
  • a cartomizer for an aerosol generating device in particular an electronic cigarette or vaporizer
  • the cartomizer including: a container for holding at least one reservoir configured to contain a vaporizable material, a vaporizing chamber fluidly connected to a mouth end by a vapor passage, a liquid transport element, in particular a porous capillary member, extending from inside the at least one reservoir to the inside of the vaporizing chamber in order to convey or wick or otherwise transport the vaporizable material from the at least one reservoir to the inside of the vapori zing chamber and an air inlet arranged to supply the vapori zing chamber with air in use , wherein a leakage collecting chamber is arranged, in particular in an airflow direction from the air inlet to the vapori zing chamber, between the vapori zing chamber and the air inlet to collect vapori zable material ( leaking) from the vapori zing chamber, and the leakage collecting chamber includes at least one
  • a cartomi zer for an aerosol generating device capable of reducing the likelihood that vapori zable material or liquid, leaking from the liquid transport element or a heater of the cartomi zer reaches the outside of the cartomi zer via the air inlet .
  • ensuring that leaked vapori zable material or liquid is prevented from af fecting the device or a user of the device .
  • the air inlet may comprise or may be formed by an air conduit or chimney that is arranged at the bottom of the container and upstream the through-hole of the air inlet , wherein the air conduit or chimney, in particular a sidewall thereof , forms a second liquid stopping or barrier wall that i s arranged between the first liquid stopping or barrier wal l and the at least one through-hole .
  • the air conduit or chimney may protrude inside the leakage collecting chamber .
  • the cartomi zer may further include a center leakage collecting chamber that is provided between the air inlet and the leakage collecting chamber, in particular in an airflow direction from the air inlet to the vapori zing chamber, wherein the center leakage collecting chamber is preferably defined or formed by the air conduit or chimney and the first liquid stopping or barrier wall .
  • the center leakage collecting chamber and the leakage collecting chamber or the leakage collecting chambers are at least partially separated from each other by the first liquid stopping or barrier wall including at least one connecting hole or groove ( fluidly) connecting the center leakage collecting chamber with the leakage collecting chamber or chambers , wherein the connecting hole or groove is preferably arranged with a predetermined axial distance to the bottom of the container .
  • the predetermined axial distance from the at least one connecting hole or groove to the bottom of the container is smaller than an axial distance of the at least one through-hole to the bottom of the container .
  • the leakage collecting chamber may further include at least one air outlet arranged at an axial distance relative to the through-hole of the air inlet , wherein the at least one air outlet of the leakage collecting chamber is preferably arranged axially, in particular in an axial direction of the cartomi zer, closer to the bottom of the container than the through-hole of the air inlet .
  • the "axial direction of the cartomi zer” defines in the present application in general a longitudinal direction of the cartomi zer .
  • the "axial direction of the cartomi zer” also refers to a direction in which the air flows in general through the cartomi zer, namely from the air inlet of the cartomi zer to the mouth end of the cartomi zer, which is configured to come into contact with the lips of a user during use of the aerosol generating device .
  • the air outlet of the leakage collecting chamber may be transversally distant from the air inlet .
  • the air outlet might be arranged with a predetermined distance to the air inlet when seen in a plane perpendicular to the axial direction of the cartomi zer . Therefore , in use , liquid entering the leakage collecting chamber through the air outlet has no straight path to the air inlet and becomes collected in the collecting chamber instead .
  • the air outlet of the leakage collecting chamber may protrude by a conduit inside the leakage collecting chamber and/or inside the vapori zing chamber .
  • the leakage collecting chamber may include two air outlets communicating with the vapori zing chamber and arranged on each side of the air inlet .
  • the cartomi zer may be provided with two leakage collecting chambers , which are each arranged on each side of the air inlet and provided with a separate air outlet communicating with the vapori zing chamber .
  • the air outlets may be aligned in a plane of extension of the liquid transport element , which preferably is perpendicular to the axial direction of the device .
  • the leakage collecting chamber i s arranged between a first seal arranged or configured for holding the liquid transport element and a wall of the container, preferably a bottom holder of the container arranged for holding electrical connectors .
  • the liquid transport element is held by the first seal and a second seal . Both seals may be made of silicone rubber .
  • the second seal may at least partially, in particular completely, separate the at least one reservoir from the vapori zing chamber . Same applies in case the cartomi zer is provided with two or more reservoirs .
  • the at least one air outlet may be formed inside the first seal .
  • the leakage collection chamber is demarcated by the first seal and the bottom holder of the container .
  • the leakage collecting chamber may have a larger transversal cross section than the vapori zing chamber .
  • the cross-sectional area of the leakage collecting chamber or collecting chambers is larger than the cross-sectional area of the vapori zing chamber .
  • the first seal may include air channels that fluidly connect the center leakage collecting chamber with the leakage collecting chamber or the leakage collecting chambers .
  • the container, shell or outside casing of the cartomi zer may be formed of a rigid material , in particular a rigid thermoplastic material , glass or metal .
  • Fig . 1 shows a sectional view of a conventional aerosol generating device having a housing consisting of a control body and a tank;
  • Fig . 2 shows a schematic sectional view of the interior of a cartomi zer for an aerosol generating device according to a first embodiment of the present invention
  • Fig . 3 shows a schematic sectional view of a detail of the device shown in Fig . 2 ;
  • Fig . 4 shows a vertical and a hori zontal schematic sectional view of the device shown in Fig . 2 , illustrating the air flow through the cartomi zer ;
  • Fig . 5 shows a schematic spatial view of the bottom part of the device shown in Fig . 2 ;
  • Fig . 6 shows a schematic sectional view of a detail of the device shown in Fig . 2 when inserted into an aerosol generating device ;
  • Fig . 7 shows a schematic spatial view of a whole aerosol generating device including the cartomi zer according to the present invention without the outside casing .
  • Aerosol generating devices use electrical energy to heat a material (preferably without combusting the material to any signi ficant degree and/or without signi ficant chemical alteration of the material ) to form an inhalable substance or vapor ; and components of such device have the form of articles that most preferably are suf ficiently compact to be considered hand-held devices .
  • components of preferred aerosol generating devices does not result in the production of smoke in the sense that aerosol results principally from by-products of combustion or pyrolysis of tobacco , but rather, use of those devices preferably results in the production of vapors resulting from volatili zation or vapori zation of certain components incorporated therein .
  • components of aerosol generating devices may be characteri zed as electronic cigarettes , and those electronic cigarettes preferably incorporate aerosolisable liquid ( e . g . propylene glycol , polyhydric alcohol ) , tobacco and/or tobacco materials derived at least partially from tobacco , and hence deliver tobacco derived components in aerosol or vapor form to a user .
  • aerosolisable liquid e . g . propylene glycol , polyhydric alcohol
  • aerosol generating devices within the meaning of the present invention may transport the volatili zed particles in an airflow through the aerosol generating device , in particular through the cartomi zer, to a user of the device , the user of the device being able to activate or deactivate the generation of aerosol and to control the duration, velocity and volume of the airflow by means of puf fing or inhaling action .
  • Figure 1 illustrates a known aerosol generating or delivery device 200 including a control body 202 and a tank 204 .
  • the control body 202 can be formed of a control body shell 206 that can include a control component 208 ( e . g . , a printed circuit board ( PCB ) , an integrated circuit , a memory component , a microprocessor, individually or as part of a micro-controller, and the like ) , a flow sensor 210 , a battery 212 , and one or more light-emitting diodes ( LEDs ) 214 , and such components can be variably aligned .
  • a control component 208 e . g . , a printed circuit board ( PCB ) , an integrated circuit , a memory component , a microprocessor, individually or as part of a micro-controller, and the like
  • a flow sensor 210 e. g .
  • a battery 212 e. a battery
  • the tank 204 can be formed of a tank shell 216 enclosing a reservoir 218 that is in fluid communication with a liquid transport element 220 adapted to wick or otherwise transport an aerosol precursor composition stored in the reservoir housing to a heater 222 ( sometimes referred to as a heating element ) .
  • a valve may be positioned between the reservoir and heater and configured to control an amount of aerosol precursor composition passed or delivered from the reservoir to the heater .
  • the known device is provided with a mouthpiece 224 having an opening defined therein and which may be coupled to the tank shell 216 to allow for egress of formed aerosol from the tank 204 .
  • the shown device 200 in particular the control body 202 and the tank 204 , include a coupler 230 having a cavity 232 therein .
  • a base 228 of the tank is adapted to engage the coupler and includes a proj ection 234 to fit within the cavity .
  • Aerosol generating devices of the present invention generally include a number of components provided within an outer body or shell , which may be referred to as an outside casing or housing .
  • the overall design of the outside casing can vary, and the format or configuration of the outside casing that can define the overall si ze and shape of the aerosol generating device can vary .
  • an elongated body resembling the shape of a cigarette or cigar can be formed from a single , unitary housing, or the elongated housing can be formed of two or more separable bodies .
  • an aerosol generating device can include an elongated shell or body ( outside casing) that can be substantially tubular in shape and, as such, resemble the shape of conventional cigarettes or cigars .
  • all of the components of the aerosol generating device are contained within a single housing .
  • an aerosol delivery device can comprise two or more housings that are j oined and are separable .
  • Aerosol generating devices of the present invention can be formed of an outside casing or shell that is not substantially tubular in shape but may be formed to substantially greater transversal dimensions .
  • the outside casing or shell can be configured to include a mouthpiece and/or may be configured to receive a separate shell ( e . g . a cartridge , a tank) that can include consumable elements , such as a liquid aerosol former, and can include a vapori zer .
  • Figure 2 shows a schematic sectional view of the interior of a cartomi zer 1 for an aerosol generating device 100 according to a first embodiment of the present invention .
  • the cartomi zer 1 is generally a container 10 or cartridge that can be at least partially inserted into a receiving cavity of an aerosol generating device and that provides the functionalities of generating an aerosol or vapor from a vapori zable material or liquid stored therein .
  • a cartomi zer can be a pre-manufactured and pre- filled cartridge that comprises at least one reservoir 11 for containing the vapori zable material or liquid from which the aerosol or vapor can be generated .
  • the cartomi zer 1 may further comprise a heater which is arranged to heat at least a fraction of the vapori zable material or liquid so as to vapori ze an amount of it for, in turn, generating the aerosol or vapor .
  • the heater may comprise any one and combination of a wire , a resistive element , a coil , and a susceptor being heatable by induction .
  • the cartomi zer 1 further comprises an air conduct and/or a mouthpiece (mouth end) 13 so as to allow a user to inhale the generated aerosol , preferably as a mixture with air from the environment .
  • the heater is formed by a wire that is wound around a liquid transport element 15 , in particular a capillary-type wick, such as bundle of cotton filaments , and located within a vapori zing chamber 12 .
  • the vapori zing chamber 12 i s fluidly connected to the mouth end 13 , in particular an opening provided in the mouth end 13 , via a vapor passage 14 .
  • vapor generated by the heater can be provided via the vapor passage 14 and the opening in the mouth end 13 to a user .
  • the cartomi zer 1 is only provided with one reservoir 11 which surrounds the vapor passage 14 , the heater and the liquid transport element 15 .
  • Both ends of the wick 15 reach into the reservoir 11 , in particular into the vapori zable material stored inside the reservoir 11 , on opposing sides and thereby convey, wick or otherwise transport the vapori zable material from the reservoir 11 to the heater which is positioned inside the vapori zing chamber 12 .
  • the cartomi zer 1 is provided with an air inlet 16 which is arranged on the bottom, in particular in a bottom holder 17 , of the container 10 .
  • the air inlet 16 is configured to supply the vapori zing chamber 12 with ambient air, which is sucked into the vapori zing chamber 12 during use of the aerosol generating device 100 .
  • Figure 2 also shows that the cartomi zer 1 is additionally provided with a leakage collecting chamber 20 that is arranged in an airflow direction of the ambient air sucked into the cartomi zer, namely from the air inlet 16 towards the vapori zing chamber, between the vapori zing chamber 12 and the air inlet 16 to collect vapori zable material leaking from the vapori zing chamber 12 .
  • a leakage collecting chamber 20 is arranged in an airflow direction of the ambient air sucked into the cartomi zer, namely from the air inlet 16 towards the vapori zing chamber, between the vapori zing chamber 12 and the air inlet 16 to collect vapori zable material leaking from the vapori zing chamber 12 .
  • the air path of the ambient air sucked into the cartomi zer 1 through the air inlet 16 is the only unsealed connection between the environment and the vapori zing chamber 12 , besides the vapor passage 14 , the air path is the main source of possible leakage .
  • FIG. 3 is a schematic sectional view of a detail of the device 1 shown in Fig . 2 , by the arrows , vapori zable material or liquid leaking from the wick 15 drops onto a first sealing 30 that is configured to hold or fix the wick 15 within the vapori zing chamber 12 , in particular together with a second sealing 31 , and to form a part , in particular a bottom portion, of the vapori zing chamber 12 .
  • the leaked vapori zable material or liquid i collected at the bottom of the vapori zing chamber 12 .
  • the first sealing 30 is provided with two air outlets 21 that are formed by two channels or through-holes that go through the first sealing 30 , in particular in a direction parallel to the axial direction of the cartomi zer 1 . It should also be noted that the two air outlets 21 are arranged at an axial distance relative to a through-hole 16a of the air inlet 16 . Accordingly, the leaked vapori zable material or liquid collected at the bottom of the vapori zing chamber 12 flows through one of the air outlets 21 to the leakage collecting chamber 20 or one of the leakage collecting chambers 20 .
  • the air inlet 16 is provided with two through-holes 16a, which are aligned in a direction perpendicular to the axial direction of the cartomi zer 1 , which extends in Figure 4 in view direction, in other words , in a direction into the paper .
  • Figures 3 and 4 also show that the two air outlets 21 are arranged on each side of the air inlet 16 , in particular an air conduit or chimney 19 that forms the air inlet 16 and is provided at the bottom of the container 10 . Moreover, the two air outlets 21 are aligned in a vertical plane ( in Figs . 3 and 4 ) of extension of the liquid transport element 15 .
  • the leaked vapori zable material flows through the two air outlets 21 and reaches the leakage collecting chambers 20 , which are also provided on each side of the air conduit or chimney 19 of the air inlet 16 .
  • the second sealing 31 separates the reservoir 11 from the vapori zing chamber 12 , ensuring that the vapori zable material only reaches the heater via the wick 15 .
  • Figure 4 shows a vertical and a hori zontal schematic sectional view of the cartomi zer 1 shown in Fig . 2 , illustrating the air flow through the cartomi zer 1 .
  • the ambient air entering the cartomi zer 1 through the two through-holes 16a reaches a center leakage collecting chamber 22 that is provided in the bottom holder 17 of the container 10 .
  • the center leakage collecting chamber 22 is arranged between the air inlet 16 and the (main) leakage collecting chamber ( s ) 20 .
  • the center leakage collecting chamber 22 is arranged between a side wall of the chimney 19 and a transversal wall of the first seal 30 , forcing air to travel to the sides ( as indicated by arrows in Fig . 4 ) .
  • the air entering the center leakage collecting chamber 22 flows through four air channels 30a which are provided in the first seal 30 thereby reaching the (main) leakage collecting chamber ( s ) 20 .
  • the four air channels 3a are arranged in a double-T form .
  • Figure 5 shows a schematic spatial view of the bottom part of the device shown in Fig . 2 , in particular of the bottom holder 17 of the container 10 . It should also be noted that the conduit or chimney 19 of the air inlet 16 forms part of the bottom holder 17 .
  • the center leakage collecting chamber 22 and the two (main) leakage collecting chambers 20 which are arranged on each side of the center leakage collecting chamber 22 , are separated from each other by at least one liquid stopping or barrier wall (here a first liquid stopping or barrier wall 23 ) including four connecting holes 25 ( in this embodiment formed by cuts or grooves formed in the partition wall ) that fluidly connect the center leakage collecting chamber 22 with the leakage collecting chambers 20 .
  • a liquid stopping or barrier wall here a first liquid stopping or barrier wall 23
  • four connecting holes 25 in this embodiment formed by cuts or grooves formed in the partition wall
  • the connecting holes are provided with a predetermined distance to the bottom of the container 10 , leaked vapori zable material that is collected inside the (main ) leakage collecting chambers 20 is prevented from entering the center leakage collecting chamber 22 , even in extreme cartomi zer orientations .
  • the two first liquid stopping or barrier walls 23 each provided on one side of the chimney 19 , form overflows between the two (main) leakage collecting chambers 22 and the center leakage collecting chamber 22 .
  • ensuring that leaked vapori zable material accumulated in the two (main) leakage collecting chambers 22 does not or at least only very unlikely reach the center leakage collecting chamber 22 .
  • the two air outlets 21 are provided closer to the bottom of the container 10 than the through-holes 16a of the air inlet 16 , thereby ensuring that leaked vapori zable material collected inside the (main) leakage collecting chambers 20 does not close the air path, in particular the air path connecting the through- holes 16a of the air inlet 16 with the air outlets 21 via the leakage collecting chambers 20 .
  • the air conduit or chimney 19 in particular a side wall thereof , forms a second liquid stopping or barrier wall 24 that is arranged between the first liquid stopping or barrier wall 23 and the two through-holes 16a of the air inlet 16 .
  • the second liquid stopping or barrier wall forms a further overflow that ensures that no leaked vapori zing material reaches the air inlet 16 .
  • Figure 6 shows a schematic sectional view of a detail of the cartomi zer 1 shown in Fig . 2 when inserted into an aerosol generating device 100 .
  • the aerosol generating device 100 i s provided with electrical contacts 105 such as "pogo pins" that are configured to contact the electrical connectors 18 of the cartomi zer in order to provide the heater of the cartomi zer 1 with electrical power .
  • the electrical connectors 18 also contact magnets 104 which are provided within an inner frame 102 of the aerosol generating device 100 .
  • the cartomi zer 1 is further provided with lead wires 40 that electrically connect the wire with the electrical connectors 18 .
  • FIG. 7 shows a schematic spatial view of a whole aerosol generating device 100 including the cartomi zer according to the present invention, where only the outside casing of the aerosol generating device is not shown for illustrating purposes .
  • the shown aerosol generating device 100 includes a mouthpiece which is part of the cartomi zer 1 for guiding the generated vapor to a user, the cartomi zer 1 , a battery 101 , a sealing arrangement 103 and an inner frame 102 for holding the battery 101 inside the device 100 .
  • the aerosol generating device 100 has an elongated shape , in which a receiving cavity for the cartomi zer 1 , a power supply device , in particular the battery 101 , and a main electronic circuit board are arranged in this order from a first , proximal end (mouth end) to a second, distal end . Consequently, the power supply device , in particular battery 101 , is located at approximately the center of the device 100 , so that it is particularly well balanced .
  • Air outlet ( of the leakage collecting chamber )

Landscapes

  • Catching Or Destruction (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

La présente invention concerne un cartomiseur (1) pour un dispositif de génération d'aérosol (100), en particulier une cigarette électronique ou un vaporisateur, le cartomiseur comprenant : un récipient (10) destiné à contenir au moins un réservoir (11) conçu pour contenir un matériau vaporisable ; une chambre de vaporisation (12) en communication fluidique avec un embout buccal (13) par un passage de vapeur (14) ; un élément de transport de liquide (15), en particulier un élément capillaire poreux, s'étendant à partir de l'intérieur du ou des réservoirs (11) vers l'intérieur de la chambre de vaporisation (12) afin de transporter le matériau vaporisable à partir du ou des réservoirs (11) vers l'intérieur de la chambre de vaporisation (12) ; et une entrée d'air (16) agencée pour alimenter la chambre de vaporisation (12) avec de l'air lors de l'utilisation ; une chambre de collecte de fuite (20) étant agencée entre la chambre de vaporisation (12) et l'entrée d'air (16) pour collecter un matériau vaporisable à partir de la chambre de vaporisation (12) et la chambre de collecte de fuite (20) comprend au moins une paroi formant barrière ou d'arrêt de liquide (23, 24), en particulier une première paroi formant barrière ou d'arrêt de liquide (23), agencée entre la chambre de collecte de fuite (20) et l'entrée d'air (16), en particulier au moins un trou traversant (16a) de l'entrée d'air (16), formant un trop-plein.
PCT/EP2021/074124 2020-09-04 2021-09-01 Cartomiseur pour un dispositif de génération d'aérosol avec prévention de fuite WO2022049120A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US18/024,380 US20230309614A1 (en) 2020-09-04 2021-09-01 Cartomizer for an Aerosol Generating Device with Leakage Prevention
EP21773022.5A EP4208054A1 (fr) 2020-09-04 2021-09-01 Cartomiseur pour un dispositif de génération d'aérosol avec prévention de fuite
CA3188844A CA3188844A1 (fr) 2020-09-04 2021-09-01 Cartomiseur pour un dispositif de generation d'aerosol avec prevention de fuite

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20194597.9 2020-09-04
EP20194597 2020-09-04

Publications (1)

Publication Number Publication Date
WO2022049120A1 true WO2022049120A1 (fr) 2022-03-10

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Application Number Title Priority Date Filing Date
PCT/EP2021/074124 WO2022049120A1 (fr) 2020-09-04 2021-09-01 Cartomiseur pour un dispositif de génération d'aérosol avec prévention de fuite

Country Status (4)

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US (1) US20230309614A1 (fr)
EP (1) EP4208054A1 (fr)
CA (1) CA3188844A1 (fr)
WO (1) WO2022049120A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9737093B2 (en) 2012-04-26 2017-08-22 Fontem Holdings 1 B.V. Electronic cigarette with sealed cartridge
US20190335813A1 (en) 2017-01-16 2019-11-07 Changzhou Patent Electronic Technology Co., LTD Atomizer and electronic cigarette having the same
WO2020002924A1 (fr) * 2018-06-29 2020-01-02 Nicoventures Trading Limited Dispositif de fourniture de vapeur
US20200214360A1 (en) * 2019-01-08 2020-07-09 Ton Nguyen Vaporizer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9737093B2 (en) 2012-04-26 2017-08-22 Fontem Holdings 1 B.V. Electronic cigarette with sealed cartridge
US20190335813A1 (en) 2017-01-16 2019-11-07 Changzhou Patent Electronic Technology Co., LTD Atomizer and electronic cigarette having the same
EP3569073A1 (fr) * 2017-01-16 2019-11-20 Changzhou Patent Electronic Technology Co., Ltd Atomiseur et cigarette électronique
WO2020002924A1 (fr) * 2018-06-29 2020-01-02 Nicoventures Trading Limited Dispositif de fourniture de vapeur
US20200214360A1 (en) * 2019-01-08 2020-07-09 Ton Nguyen Vaporizer

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