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WO2025228843A1 - Système contenant un composant de réglage de résistance à l'aspiration - Google Patents

Système contenant un composant de réglage de résistance à l'aspiration

Info

Publication number
WO2025228843A1
WO2025228843A1 PCT/EP2025/061435 EP2025061435W WO2025228843A1 WO 2025228843 A1 WO2025228843 A1 WO 2025228843A1 EP 2025061435 W EP2025061435 W EP 2025061435W WO 2025228843 A1 WO2025228843 A1 WO 2025228843A1
Authority
WO
WIPO (PCT)
Prior art keywords
adjustment element
aerosol
suction resistance
air passage
adjustment
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.)
Pending
Application number
PCT/EP2025/061435
Other languages
English (en)
Inventor
Siqi FENG
Yukun ZHOU
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.)
Nicoventures Trading Ltd
Original Assignee
Nicoventures Trading Ltd
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 Nicoventures Trading Ltd filed Critical Nicoventures Trading Ltd
Publication of WO2025228843A1 publication Critical patent/WO2025228843A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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

Definitions

  • the present application relates to the field of aerosol provision, and particularly relates to a system containing a suction resistance adjustment component.
  • suction resistance When a certain amount of air is inhaled at the mouthpiece of an electronic cigarette, a certain vacuum pressure will be generated at the inhalation end to prevent the air from being continuously drawn out. This pressure is the resistance during inhalation, briefly referred to as suction resistance.
  • the suction resistance has an important influence on the taste.
  • the greater the suction resistance the less the amount of air contained in each puff, the higher the content of e-liquid vapor, and the stronger the throat hit.
  • the suction resistance is too large, it will make the puffing too strenuous. Users have different taste preferences and puffing habits.
  • a system containing a suction resistance adjustment component, enabling the suction resistance of the system to be flexibly adjusted.
  • a system containing a suction resistance adjustment component comprising: an aerosol provision module or consumption- free atomization and heating simulation device, provided with an airflow channel; and a suction resistance adjustment component, arranged in the airflow channel, to adjust the suction resistance of the system.
  • the suction resistance adjustment component comprises a first adjustment element and a second adjustment element, and the first adjustment element is formed with an air passage in fluid communication with the airflow channel.
  • the second adjustment element is movable relative to the first adjustment element, to change the exposed area of the air passage, thereby changing the air flow flux of the suction resistance adjustment component.
  • the cross-sectional area of the air passage may be less than or equal to the cross-sectional area of the airflow channel where the air passage is located.
  • the first adjustment element and the second adjustment element may be arranged along the extension direction of the airflow channel, the first adjustment element has a side surface facing the second adjustment element, and the air passage passes through the surface.
  • the second adjustment element may be movable relative to the surface to change the exposed area of the air passage.
  • the first adjustment element and the second adjustment element may be rotatable relative to each other to change the exposed area of the air passage.
  • the suction resistance adjustment component may comprise a shaft, and the first adjustment element and the second adjustment element are rotatably connected through the shaft.
  • the first adjustment element and the second adjustment element may be stacked along the length direction of the shaft and fit each other.
  • the second adjustment element may be provided with a hollow-out portion, and when the hollow-out portion is in communication with the air passage, airflow is allowed to pass through.
  • the aerosol provision module may be configured as an aerosol provision device or an aerosol generation article.
  • the aerosol provision device may be configured as an atomization module for heating the aerosol generation article or a liquid substrate.
  • the user may adjust the relative position between the first adjustment element and the second adjustment element by himself/herself, generating different air flow fluxes, which is beneficial for the user to quickly adjust to the most comfortable air flow flux and obtain the best puffing experience.
  • the suction resistance adjustment component in the embodiments of the system described above may be applied to an aerosol provision device and an aerosol generation article.
  • the aerosol provision device may be used for an atomization module for heating the aerosol generation article or a liquid substrate, and its application range is wide.
  • the suction resistance adjustment component of the present disclosure may be arranged on the surface of the product or inside the product.
  • the suction resistance adjustment component When the suction resistance adjustment component is arranged inside the product, it can save space and will not damage the smoothness of the appearance of the product at the same time.
  • a system comprising at least one of an aerosol provision module or a consumption-free atomization and heating simulation device comprising an airflow channel, a suction resistance adjustment component arranged in the airflow channel, and configured to adjust the suction resistance of the system.
  • the suction resistance adjustment component comprising a first adjustment element and a second adjustment element, wherein the first adjustment element comprises an air passage in fluid communication with the airflow channel.
  • the second adjustment element is movable relative to the first adjustment element to vary an exposed flow area through the air passage such that the suction resistance of the suction resistance adjustment component is adjusted.
  • the second adjustment assembly may be movable between a first position in which the air flow through the suction resistance adjustment component is at a maximum, and a second position in which the air passage is at least partially obstructed to restrict the air flow through the suction resistance adjustment component.
  • Figure 1 is a schematic structural diagram of the suction resistance adjustment component arranged inside an aerosol provision module or a consumption-free atomization and heating simulation device;
  • Figure 2 is a schematic structural diagram of the suction resistance adjustment component arranged on the surface of an aerosol provision module or a consumption-free atomization and heating simulation device;
  • Figure 3 is a schematic structural diagram of a suction resistance adjustment component
  • Figure 4 is a perspective view of the suction resistance adjustment component shown in Figure 3;
  • Figure 5 is a schematic structural diagram of another suction resistance adjustment component
  • Figure 6 is a schematic structural diagram of an aerosol provision device provided by an embodiment of the present disclosure.
  • Figure 7 is a perspective view of a part of the bottom surface of the structure shown in Figure 6;
  • Figure 8 is a cross-sectional view of the structure shown in Figure 6;
  • FIG. 9 is a schematic diagram of the airflow direction of the structure shown in Figure 6. Description of reference numerals in the drawings:
  • Suction resistance adjustment component 101 First adjustment element, 102 Second adjustment element, 103 Air passage, 104 Hollow-out portion, 105 Shaft, 20 Aerosol provision module, 210 Housing, 211 First opening, 212 Second opening, 220 Heating module, 221 Heating element, 222 Heating cavity, 230 Energy supply module, 231 Gap.
  • the term “delivery system” is intended to encompass systems that deliver at least one substance to a user in use, and includes: combustible aerosol provision systems, such as cigarettes, cigarillos, cigars, and tobacco for pipes or for roll-your-own or for make-your-own cigarettes (whether based on tobacco, tobacco derivatives, expanded tobacco, reconstituted tobacco, tobacco substitutes or other smokable material); non-combustible aerosol provision systems that release compounds from an aerosolgenerating material without combusting the aerosol-generating material, such as electronic cigarettes, tobacco heating products, and hybrid systems to generate aerosol using a combination of aerosol-generating materials; and aerosol-free delivery systems that deliver the at least one substance to a user orally, nasally, transdermally or in another way without forming an aerosol, including but not limited to, lozenges, gums, patches, articles comprising inhalable powders, and oral products such as oral tobacco which includes snus or moist snuff, wherein the at least one substance may or may
  • a “combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is combusted or burned during use in order to facilitate delivery of at least one substance to a user.
  • the delivery system is a combustible aerosol provision system, such as a system selected from the group consisting of a cigarette, a cigarillo and a cigar.
  • the disclosure relates to a component for use in a combustible aerosol provision system, such as a filter, a filter rod, a filter segment, a tobacco rod, a spill, an aerosol-modifying agent release component such as a capsule, a thread, or a bead, or a paper such as a plug wrap, a tipping paper or a cigarette paper.
  • a component for use in a combustible aerosol provision system such as a filter, a filter rod, a filter segment, a tobacco rod, a spill, an aerosol-modifying agent release component such as a capsule, a thread, or a bead, or a paper such as a plug wrap, a tipping paper or a cigarette paper.
  • a “non-combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is not combusted or burned in order to facilitate delivery of at least one substance to a user.
  • the delivery system is a non-combustible aerosol provision system, such as a powered non-combustible aerosol provision system.
  • the non-combustible aerosol provision system is an electronic cigarette, also known as a vaping device or electronic nicotine delivery system (END), although it is noted that the presence of nicotine in the aerosol-generating material is not a requirement.
  • END electronic nicotine delivery system
  • the non-combustible aerosol provision system is an aerosolgenerating material heating system, also known as a heat-not-burn system.
  • An example of such a system is a tobacco heating system.
  • the non-combustible aerosol provision system is a hybrid system to generate aerosol using a combination of aerosol-generating materials, one or a plurality of which may be heated.
  • Each of the aerosol-generating materials may be, for example, in the form of a solid, liquid or gel and may or may not contain nicotine.
  • the hybrid system comprises a liquid or gel aerosol-generating material and a solid aerosol-generating material.
  • the solid aerosol-generating material may comprise, for example, tobacco or a non-tobacco product.
  • the non-combustible aerosol provision system may comprise a non- combustible aerosol provision device and a consumable for use with the non-combustible aerosol provision device.
  • the disclosure relates to consumables comprising aerosolgenerating material and configured to be used with non-combustible aerosol provision devices. These consumables are sometimes referred to as articles throughout the disclosure.
  • the non-combustible aerosol provision system such as a non-combustible aerosol provision device thereof, may comprise a power source and a controller.
  • the power source may, for example, be an electric power source or an exothermic power source.
  • the exothermic power source comprises a carbon substrate which may be energised so as to distribute power in the form of heat to an aerosol-generating material or to a heat transfer material in proximity to the exothermic power source.
  • the non-combustible aerosol provision system may comprise an area for receiving the consumable, an aerosol generator, an aerosol generation area, a housing, a mouthpiece, a filter and/or an aerosol-modifying agent.
  • the consumable for use with the non-combustible aerosol provision device may comprise aerosol-generating material, an aerosol-generating material storage area, an aerosol-generating material transfer component, an aerosol generator, an aerosol generation area, a housing, a wrapper, a filter, a mouthpiece, and/or an aerosolmodifying agent.
  • the delivery system is an aerosol-free delivery system that delivers at least one substance to a user orally, nasally, transdermally or in another way without forming an aerosol, including but not limited to, lozenges, gums, patches, articles comprising inhalable powders, and oral products such as oral tobacco which includes snus or moist snuff, wherein the at least one substance may or may not comprise nicotine.
  • the substance to be delivered may be an aerosol-generating material or a material that is not intended to be aerosolised.
  • either material may comprise one or more active constituents, one or more flavours, one or more aerosolformer materials, and/or one or more other functional materials.
  • the substance to be delivered comprises an active substance.
  • the active substance as used herein may be a physiologically active material, which is a material intended to achieve or enhance a physiological response.
  • the active substance may for example be selected from nutraceuticals, nootropics, psychoactives.
  • the active substance may be naturally occurring or synthetically obtained.
  • the active substance may comprise for example nicotine, caffeine, taurine, theine, vitamins such as B6 or B12 or C, melatonin, cannabinoids, or constituents, derivatives, or combinations thereof.
  • the active substance may comprise one or more constituents, derivatives or extracts of tobacco, cannabis or another botanical.
  • the active substance comprises nicotine. In some embodiments, the active substance comprises caffeine, melatonin or vitamin B12.
  • the active substance may comprise one or more constituents, derivatives or extracts of cannabis, such as one or more cannabinoids or terpenes.
  • the active substance may comprise or be derived from one or more botanicals or constituents, derivatives or extracts thereof.
  • botanical includes any material derived from plants including, but not limited to, extracts, leaves, bark, fibres, stems, roots, seeds, flowers, fruits, pollen, husk, shells or the like.
  • the material may comprise an active compound naturally existing in a botanical, obtained synthetically.
  • the material may be in the form of liquid, gas, solid, powder, dust, crushed particles, granules, pellets, shreds, strips, sheets, or the like.
  • Example botanicals are tobacco, eucalyptus, star anise, hemp, cocoa, cannabis, fennel, lemongrass, peppermint, spearmint, rooibos, chamomile, flax, ginger, ginkgo biloba, hazel, hibiscus, laurel, licorice (liquorice), matcha, mate, orange skin, papaya, rose, sage, tea such as green tea or black tea, thyme, clove, cinnamon, coffee, aniseed (anise), basil, bay leaves, cardamom, coriander, cumin, nutmeg, oregano, paprika, rosemary, saffron, lavender, lemon peel, mint, juniper, elderflower, vanilla, Wintergreen, beefsteak plant, curcuma, turmeric, sandalwood, cilantro, bergamot, orange blossom, myrtle, cassis, valerian, pimento, mace, damien, marjoram, olive, lemon
  • the mint may be chosen from the following mint varieties: Mentha Arventis, Mentha c.v., Mentha niliaca, Mentha piperita, Mentha piperita citrata c.v., Mentha piperita c.v, Mentha spicata crispa, Mentha cardifolia, Memtha longifolia, Mentha suaveolens variegata, Mentha pulegium, Mentha spicata c.v. and Mentha suaveolens.
  • the active substance comprises or is derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is tobacco. In some embodiments, the active substance comprises or derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is selected from eucalyptus, star anise, cocoa and hemp.
  • the active substance comprises or derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is selected from rooibos and fennel.
  • the substance to be delivered comprises a flavour.
  • flavour and “flavourant” refer to materials which, where local regulations permit, may be used to create a desired taste, aroma or other somatosensorial sensation in a product for adult consumers.
  • flavour materials may include naturally occurring flavour materials, botanicals, extracts of botanicals, synthetically obtained materials, or combinations thereof (e.g., tobacco, cannabis, licorice (liquorice), hydrangea, eugenol, Japanese white bark magnolia leaf, chamomile, fenugreek, clove, maple, matcha, menthol, Japanese mint, aniseed (anise), cinnamon, turmeric, Indian spices, Asian spices, herb, Wintergreen, cherry, berry, red berry, cranberry, peach, apple, orange, mango, clementine, lemon, lime, tropical fruit, papaya, rhubarb, grape, durian, dragon fruit, cucumber, blueberry, mulberry, citrus fruits, Drambuie, bourbon, scotch, whiskey, gin, tequila, rum, spearmint, peppermint, lavender, aloe vera, cardamom, celery, cascarilla, nutmeg, sandalwood, bergamot,
  • the flavour comprises menthol, spearmint and/or peppermint.
  • the flavour comprises flavour components of cucumber, blueberry, citrus fruits and/or redberry.
  • the flavour comprises eugenol.
  • the flavour comprises flavour components extracted from tobacco.
  • the flavour comprises flavour components extracted from cannabis.
  • the flavour may comprise a sensate, which is intended to achieve a somatosensorial sensation which are usually chemically induced and perceived by the stimulation of the fifth cranial nerve (trigeminal nerve), in addition to or in place of aroma or taste nerves, and these may include agents providing heating, cooling, tingling, numbing effect.
  • a suitable heat effect agent may be, but is not limited to, vanillyl ethyl ether and a suitable cooling agent may be, but not limited to eucolyptol, WS-3.
  • Aerosol-generating material is a material that is capable of generating aerosol, for example when heated, irradiated or energized in any other way. Aerosol-generating material may, for example, be in the form of a solid, liquid or gel which may or may not contain an active substance and/or flavourants. In some embodiments, the aerosol-generating material may comprise an “amorphous solid”, which may alternatively be referred to as a “monolithic solid” (i.e. non-fibrous). In some embodiments, the amorphous solid may be a dried gel. The amorphous solid is a solid material that may retain some fluid, such as liquid, within it. In some embodiments, the aerosol-generating material may for example comprise from about 50wt%, 60wt% or 70wt% of amorphous solid, to about 90wt%, 95wt% or 100wt% of amorphous solid.
  • the aerosol-generating material may comprise one or more active substances and/or flavours, one or more aerosol-former materials, and optionally one or more other functional material.
  • the aerosol-former material may comprise one or more constituents capable of forming an aerosol.
  • the aerosol-former material may comprise one or more of glycerol, propylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, 1 ,3-butylene glycol, erythritol, meso-Erythritol, ethyl vanillate, ethyl laurate, a diethyl suberate, triethyl citrate, triacetin, a diacetin mixture, benzyl benzoate, benzyl phenyl acetate, tributyrin, lauryl acetate, lauric acid, myristic acid, and propylene carbonate.
  • the one or more other functional materials may comprise one or more of pH regulators, colouring agents, preservatives, binders, fillers, stabilizers, and/or antioxidants.
  • the material may be present on or in a support, to form a substrate.
  • the support may, for example, be or comprise paper, card, paperboard, cardboard, reconstituted material, a plastics material, a ceramic material, a composite material, glass, a metal, or a metal alloy.
  • the support comprises a susceptor.
  • the susceptor is embedded within the material. In some alternative embodiments, the susceptor is on one or either side of the material.
  • a consumable is an article comprising or consisting of aerosol-generating material, part or all of which is intended to be consumed during use by a user.
  • a consumable may comprise one or more other components, such as an aerosol-generating material storage area, an aerosol-generating material transfer component, an aerosol generation area, a housing, a wrapper, a mouthpiece, a filter and/or an aerosol-modifying agent.
  • a consumable may also comprise an aerosol generator, such as a heater, that emits heat to cause the aerosol-generating material to generate aerosol in use.
  • the heater may, for example, comprise combustible material, a material heatable by electrical conduction, or a susceptor.
  • a susceptor is a material that is heatable by penetration with a varying magnetic field, such as an alternating magnetic field.
  • the susceptor may be an electrically-conductive material, so that penetration thereof with a varying magnetic field causes induction heating of the heating material.
  • the heating material may be magnetic material, so that penetration thereof with a varying magnetic field causes magnetic hysteresis heating of the heating material.
  • the susceptor may be both electrically-conductive and magnetic, so that the susceptor is heatable by both heating mechanisms.
  • the device that is configured to generate the varying magnetic field is referred to as a magnetic field generator, herein.
  • An aerosol-modifying agent is a substance, typically located downstream of the aerosol generation area, that is configured to modify the aerosol generated, for example by changing the taste, flavour, acidity or another characteristic of the aerosol.
  • the aerosolmodifying agent may be provided in an aerosol-modifying agent release component, that is operable to selectively release the aerosol-modifying agent.
  • the aerosol-modifying agent may, for example, be an additive or a sorbent.
  • the aerosol-modifying agent may, for example, comprise one or more of a flavourant, a colourant, water, and a carbon adsorbent.
  • the aerosol-modifying agent may, for example, be a solid, a liquid, or a gel.
  • the aerosol-modifying agent may be in powder, thread or granule form.
  • the aerosol-modifying agent may be free from filtration material.
  • An aerosol generator is an apparatus configured to cause aerosol to be generated from the aerosol-generating material.
  • the aerosol generator is a heater configured to subject the aerosol-generating material to heat energy, so as to release one or more volatiles from the aerosol-generating material to form an aerosol.
  • the aerosol generator is configured to cause an aerosol to be generated from the aerosolgenerating material without heating.
  • the aerosol generator may be configured to subject the aerosol-generating material to one or more of vibration, increased pressure, or electrostatic energy.
  • aerosol delivery systems such as nebulisers or e-cigarettes.
  • e-cigarette or “electronic cigarette” may sometimes be used, but it will be appreciated this term may be used interchangeably with aerosol delivery system I device and electronic aerosol delivery system I device.
  • aerosol delivery systems such as nebulisers or e-cigarettes.
  • vapour delivery systems such as nebulisers or e-cigarettes.
  • aerosol delivery systems which may also be referred to as vapour delivery systems
  • vapour delivery systems such as nebulisers or e-cigarettes.
  • Aerosol delivery systems e-cigarettes
  • a modular assembly comprising a reusable device part and a replaceable (disposable/consumable) cartridge part.
  • the replaceable cartridge part will comprise the aerosol-generating material and the vaporiser (which may collectively be called a “cartomizer”) and the reusable device part will comprise the power provision (e.g. rechargeable power source) and control circuitry.
  • the reusable device part will often comprise a user interface for receiving user input and displaying operating status characteristics
  • the replaceable cartridge device part in some cases comprises a temperature sensor for helping to control temperature.
  • Cartridges are electrically and mechanically coupled to the control unit for use, for example using a screw thread, bayonet, or magnetic coupling with appropriately arranged electrical contacts.
  • the cartridge may be removed from the reusable part and a replacement cartridge attached in its place.
  • Systems and devices conforming to this type of two-part modular configuration may generally be referred to as two-part systems/devices.
  • certain embodiments of the disclosure are based on aerosol delivery systems which are operationally configured to provide functionality in accordance with the principles described herein and the constructional aspects of systems configured to provide the functionality in accordance with certain embodiments of the disclosure is not of primary significance.
  • This embodiment provides a suction resistance adjustment component, which can be arranged in the airflow channel of an aerosol provision module or a consumption-free atomization and heating simulation device, and is used to adjust the air ventilation volume of the aerosol provision module or the consumption-free atomization and heating simulation device.
  • the aerosol provision module is an aerosol provision device or an aerosol generation article
  • the aerosol provision device is configured as an atomization module for heating the aerosol generation article or a liquid substrate.
  • the consumption-free atomization and heating simulation device is a simulation device of the aerosol generation article. Assembling the consumption-free atomization and heating simulation device in the aerosol provision device for heating or puffing simulation can monitor relevant data during the heating or puffing process, such as the heating temperature, puffing parameters, etc., and at the same time, there is no need to consume the aerosol generation article, saving the test cost.
  • a suction resistance adjustment component 10 comprises a first adjustment element 101 and a second adjustment element 102.
  • An air passage 103 is formed in the first adjustment element 101 , and an air passage 103 is in fluid communication with an airflow channel of an aerosol provision module 20 or the consumption- free atomization and heating simulation device.
  • the second adjustment element 102 is movable relative to the first adjustment element 101 to change the exposed area of the air passage 103, thereby changing the air flow flux of the suction resistance adjustment component and achieving the effect of adjusting the air ventilation volume of the airflow channel.
  • the air flow flux of the suction resistance adjustment component is the air flow rate that is allowed to pass through the air passage per unit time. Air flow flux may be defined as the rate of airflow per unit area.
  • the second adjustment element 102 is movable between a first position in which the air flow through the suction resistance adjustment component 10 is at a maximum, and a second position in which the air passage is at least partially obstructed to restrict the air flow through the suction resistance adjustment component 10.
  • the suction resistance adjustment component is an airflow adjustment component.
  • the airflow adjustment component comprises the first adjustment element and the second adjustment element which is moveable relative to the first adjustment element to vary the flow of air through the air passage and therefore the airflow adjustment component.
  • the movement of the second adjustment element varies the air flow through the air passage and therefore the airflow adjustment component
  • the second adjustment assembly may be moveable between a first position in which the air flow through the airflow adjustment component is at a maximum, and a second position in which the air passage is at least partially obstructed to restrict the air flow through the airflow adjustment component.
  • the suction resistance adjustment component 10 may be arranged at any position of the airflow channel.
  • the suction resistance adjustment component 10 is located on the outer surface of the aerosol provision module 20 or the consumption-free atomization and heating simulation device, as shown in Figure 2.
  • the suction resistance adjustment component 10 is located inside the aerosol provision module 20 or the consumption-free atomization and heating simulation device, as shown in Figure 1.
  • the suction resistance adjustment component 10 When the suction resistance adjustment component 10 is arranged at the starting position or the ending position of the airflow channel, the suction resistance adjustment component 10 may be arranged on the aerosol provision module 20 or the consumption-free atomization and heating simulation device as an independent component.
  • the first adjustment element 101 or the second adjustment element 102 may be configured as a part of the outer surface of the aerosol provision module 20 or the consumption-free atomization and heating simulation device.
  • the suction resistance adjustment component 10 When the suction resistance adjustment component 10 is arranged in the section between the starting position and the ending position of the airflow channel, the suction resistance adjustment component 10 may be arranged in the aerosol provision module 20 or the consumption-free atomization and heating simulation device as an independent component.
  • the first adjustment element 101 may be configured as a part of the internal structure of the aerosol provision module 20 or the consumption-free atomization and heating simulation device.
  • the second adjustment element 102 may also be configured as a part of the internal structure of the aerosol provision module 20 or the consumption-free atomization and heating simulation device.
  • the first adjustment element 101 and the second adjustment element 102 are arranged along the extension direction of the airflow channel.
  • the first adjustment element 101 has a side surface facing the second adjustment element 102, and the air passage 103 passes through the surface.
  • the airflow circulates in the airflow channel, it passes through the first adjustment element 101 and the second adjustment element 102 in sequence, or passes through the second adjustment element 102 and the first adjustment element 101 in sequence.
  • the number of the air passages 103 may be one or more, and the shape of the air passage 103 may be any shape such as a circle, an ellipse, a kidney shape, a square, a triangle, a sector, etc.
  • the cross-sectional area of the air passage 103 is less than or equal to the cross-sectional area of the airflow channel at the position where it is located.
  • the air flow flux in the airflow channel is controlled by the suction resistance adjustment component 10.
  • the cross-sectional area of the airflow channel can be designed to be larger, reducing the process requirements, and it can avoid poor air flow caused by an excessively small cross-sectional area of the airflow channel.
  • the way that the second adjustment element 102 moves relative to the first adjustment element 101 may be sliding or rotating.
  • the sliding track of the second adjustment element 102 relative to the first adjustment element 101 can be a straight line or a curve.
  • FIG. 3 and Figure 4 show the structure in which the second adjustment element 102 rotates relative to the first adjustment element 101.
  • the suction resistance adjustment component 10 comprises a first adjustment element 101 , a second adjustment element 102 and a shaft 105.
  • the first adjustment element 101 and the second adjustment element 102 are stacked along the length direction of the shaft 105 and fit each other.
  • One of the first adjustment element 101 and the second adjustment element 102 is fixedly connected to one end of the shaft 105, and the other is sleeved on the shaft 105 to achieve a rotatable connection between the two.
  • a physical shaft is provided between the first adjustment element 101 and the second adjustment element 102, in this solution, the physical shaft is not mandatory.
  • a convex edge may be provided on the edge of the first adjustment element
  • first adjustment element 101 and/or the second adjustment element 102 are sleeved together to achieve the effect that one element rotates in the other element.
  • the relative rotation of the first adjustment element 101 and the second adjustment element 102 may form an overcurrent hole for the airflow to pass through.
  • the area of the overcurrent hole changes with the rotation action, and the cross-sectional area of the air passage 103 is larger than the maximum area of the overcurrent hole, so as to control the main pressure drop of the airflow channel through this rotational structure.
  • the air passage 103 on the first adjustment element 101 may be defined by the outer contour of the first adjustment element 101 , or may be defined by a through hole penetrating the first adjustment element 101.
  • the second adjustment element 102 is provided with a hollow-out portion 104, and airflow is allowed to pass through when the hollow-out portion 104 communicates with the air passage 103.
  • the number of the hollow-out portions 104 may be one or more, and the shape of the hollow-out portion 104 may be any shape such as a circle, an ellipse, a kidney shape, a square, a triangle, a sector, etc.
  • the air passage 103 on the second adjustment element 102 may be defined by the outer contour of the second adjustment element 102, or may be defined by a through hole penetrating the second adjustment element 102.
  • the overcurrent hole in embodiments is a hole.
  • the hollow-out portion may be an aperture. The aperture passes through the thickness of the second adjustment element.
  • Figure 5 shows the structure of a suction resistance adjustment component 10.
  • Both the first adjustment element 101 and the second adjustment element 102 are fan-shaped, and the outer contour of the first adjustment element 101 defines the air passage 103.
  • the outer contour of the second adjustment element 102 defines the hollow-out portion 104.
  • FIG. 6 - Figure 8 show the structure of an aerosol provision device containing the suction resistance adjustment component 10.
  • the aerosol provision device includes a housing 210, a heating module 220 and an energy supply module 230. There is an accommodating space in the housing 210. The top of the housing 210 is provided with a first opening 211 , and the bottom is provided with a second opening 212. The first opening 211 and the second opening 212 communicate with the accommodating space.
  • the heating module 220 and the energy supply module 230 are arranged in the accommodating space.
  • a overcurrent gap 231 is provided between the energy supply module 230 and the inner wall of the housing 210.
  • the heating module 220 includes a heating element 221.
  • the heating element 221 is provided with a heating cavity 222 for receiving the aerosol generation article.
  • the energy supply module 230 is electrically connected to the heating element 221.
  • the first opening 211 , the heating cavity 222, the gap 231 and the second opening 212 are sequentially communicated to form an airflow channel.
  • the suction resistance adjustment component 10 is arranged at the bottom of the housing 210.
  • the bottom of the housing 210 constitutes the first adjustment element 101
  • the second opening 212 constitutes the air passage 103
  • the second adjustment element 102 is rotatably connected to the bottom of the housing 210.
  • the second adjustment element 102 is provided with a hollow-out portion 104.
  • the material of the housing 210 may be metal or plastic, and the material of the second adjustment element 102 can be the same as that of the housing 210, or can be metal or plastic of different materials.
  • the overcurrent gap in embodiments is a gap.
  • Figure 9 shows the flow direction of the airflow in the aerosol provision device.
  • the hollow-out portion 104 of the second adjustment element 102 communicates with the second opening 212
  • the external air can enter the overcurrent gap 231 between the energy supply module 230 and the housing 210 sequentially through the hollow-out portion 104 and the second opening 212, and then enter the heating cavity 222.
  • the air entering the heating cavity 222 can circulate along the internal channel of the aerosol generation article under the suction action.
  • the suction resistance adjustment component 10 is arranged in the airflow channel. During puffing, the user may adjust the relative position between the first adjustment element 101 and the second adjustment element 102 by himself/herself, generating different air flow fluxes, which is beneficial for the user to quickly adjust to the most comfortable air flow flux and obtain the best puffing experience.
  • the suction resistance adjustment component 10 can be arranged on the surface of the product or inside the product. When the suction resistance adjustment component 10 is arranged inside the product, it can save space and will not damage the smoothness of the appearance of the product at the same time.
  • the suction resistance adjustment component 10 may be applied to an aerosol provision device and an aerosol generation article.
  • the aerosol provision device can be used for an atomization module for heating the aerosol generation article or a liquid substrate, and its application range is wide.
  • first”, “second”, etc. are used merely for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features.
  • the characteristics defined as “first”, “second”, etc. may explicitly or implicitly comprise at least one such characteristic.
  • the term “multiple” means at least two, such as two, three, etc., unless otherwise specifically defined.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.

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  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Resistance Heating (AREA)

Abstract

L'invention concerne un système contenant un composant de réglage de résistance à l'aspiration, ledit système comprenant : un module de fourniture d'aérosol ou un dispositif de simulation de chauffage et d'atomisation sans consommation pourvu d'un canal d'écoulement d'air ; un composant de réglage de résistance à l'aspiration, disposé dans le canal d'écoulement d'air, destiné à ajuster la résistance à l'aspiration du système ; le composant de réglage de résistance à l'aspiration comprend un premier élément de réglage et un second élément de réglage, et un passage d'air est formé dans le premier élément de réglage et est en communication fluidique avec le canal d'écoulement d'air ; le second élément de réglage est mobile par rapport au premier élément de réglage pour modifier la zone exposée du passage d'air, ce qui permet de modifier le flux d'écoulement d'air du composant de réglage de résistance à l'aspiration.
PCT/EP2025/061435 2024-04-28 2025-04-25 Système contenant un composant de réglage de résistance à l'aspiration Pending WO2025228843A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202410524155.9A CN120836800A (zh) 2024-04-28 2024-04-28 一种包含吸阻调节组件的系统
CN2024105241559 2024-04-28

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WO2025228843A1 true WO2025228843A1 (fr) 2025-11-06

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180256834A1 (en) * 2015-09-16 2018-09-13 Nicoventures Holdings Limited Aerosol provision system with variable airflow
US20190142073A1 (en) * 2016-07-27 2019-05-16 Japan Tobacco Inc. Flavor inhaler
US20230180843A1 (en) * 2020-05-12 2023-06-15 Jt International Sa Aerosol Generation Device with Adjustable RTD and RTD-Based Automatic Power Control

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180256834A1 (en) * 2015-09-16 2018-09-13 Nicoventures Holdings Limited Aerosol provision system with variable airflow
US20190142073A1 (en) * 2016-07-27 2019-05-16 Japan Tobacco Inc. Flavor inhaler
US20230180843A1 (en) * 2020-05-12 2023-06-15 Jt International Sa Aerosol Generation Device with Adjustable RTD and RTD-Based Automatic Power Control

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