CN113331484A - Electronic atomization device and atomizer and atomization assembly thereof - Google Patents
Electronic atomization device and atomizer and atomization assembly thereof Download PDFInfo
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- CN113331484A CN113331484A CN202110626065.7A CN202110626065A CN113331484A CN 113331484 A CN113331484 A CN 113331484A CN 202110626065 A CN202110626065 A CN 202110626065A CN 113331484 A CN113331484 A CN 113331484A
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/46—Shape or structure of electric heating means
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/48—Fluid transfer means, e.g. pumps
- A24F40/485—Valves; Apertures
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Abstract
The invention relates to an electronic atomization device, an atomizer thereof and an atomization assembly, wherein the atomization assembly comprises a porous substrate, the porous substrate is provided with a first surface and a second surface opposite to the first surface, and the porous substrate is provided with a plurality of liquid guide holes extending from the first surface to the second surface. The cross section sizes of the two axial ends of the liquid guide hole are smaller than that of the middle part of the liquid guide hole, so that a pore structure with small holes at the two ends and a large hole in the middle is formed. The structure is beneficial to the liquid supply of the porous matrix to the heating body, the large hole in the middle can increase the liquid storage amount, and the small hole in the end can effectively lock liquid to prevent liquid leakage.
Description
Technical Field
The invention relates to the field of atomization, in particular to an electronic atomization device, an atomizer of the electronic atomization device and an atomization assembly of the electronic atomization device.
Background
At present, porous structures of porous substrates used on atomization components of electronic atomization devices are mainly divided into two types, one type is a pore structure formed by decomposing a pore-forming agent in the substrate through high-temperature treatment, and the pore structure has the defects of poor porosity, pore size distribution uniformity, consistency and the like; the other is a honeycomb pore structure formed by a forming process or a mechanical pore-forming mode, the honeycomb pore structure is mostly a straight-through hole with single pore diameter distribution, in addition, the straight-through hole is easy to leak liquid, and meanwhile, the pore structure also has the problems that the processing process is difficult to realize, the small pore diameter (less than 20 mu m) is difficult to realize, and the like.
Disclosure of Invention
The present invention is directed to an improved atomizer assembly, and an atomizer and an electronic atomizer device having the same, which address the above-mentioned shortcomings of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: an atomization assembly is constructed, and the atomization assembly comprises a porous base body, wherein the porous base body is provided with a first surface and a second surface opposite to the first surface, a plurality of liquid guide holes extending from the first surface to the second surface are formed in the porous base body, and the cross section sizes of two axial ends of each liquid guide hole are smaller than that of the middle of each liquid guide hole.
In some embodiments, the axial direction of the liquid guide hole is perpendicular to the first surface.
In some embodiments, the cross-sectional dimension of the drainage hole gradually increases and then gradually decreases from the first surface to the second surface.
In some embodiments, the liquid conducting hole has a cross-sectional dimension at the first face smaller than a cross-sectional dimension at the second face.
In some embodiments, the liquid guiding hole comprises a first hole section, a second hole section and a third hole section which are sequentially communicated from the first surface to the second surface;
the cross-sectional dimension of the end of the second bore section facing the first face is greater than or equal to the maximum cross-sectional dimension of the first bore section, and the cross-sectional dimension of the end of the second bore section facing the second face is greater than or equal to the maximum cross-sectional dimension of the third bore section.
In some embodiments, the first bore section, the second bore section, and the third bore section are all through bores.
In some embodiments, the second bore section has a cross-sectional dimension greater than a cross-sectional dimension of the third bore section, which is greater than a cross-sectional dimension of the first bore section.
In some embodiments, the first hole section is a through hole, or the cross-sectional dimension of the first hole section gradually increases from the first face to the second face.
In some embodiments, the second hole section is a through hole, or the cross-sectional dimension of the second hole section gradually increases and then gradually decreases from the first face to the second face.
In some embodiments, the third hole section is a through hole, or the cross-sectional dimension of the third hole section gradually decreases from the first face to the second face.
In some embodiments, the first pore section has a cross-sectional dimension of 10-30 μm, the second pore section has a cross-sectional dimension of 20-200 μm, and the third pore section has a cross-sectional dimension of 10-100 μm.
In some embodiments, the porous matrix is made from at least one of porous alumina ceramic, porous silica, porous cordierite, porous silicon carbide, porous silicon nitride, porous mullite, composite porous ceramic.
In some embodiments, the porous matrix is formed by tape casting followed by mechanical punching or laser drilling; or the porous matrix is formed by 3D printing.
In some embodiments, the atomizing assembly further comprises a heat-generating track disposed on the first face of the porous substrate.
In some embodiments, the plurality of liquid guiding holes are distributed on the periphery of the heating track.
In some embodiments, the plurality of liquid guide holes are evenly distributed along the periphery of the heating track at intervals.
In some embodiments, the heating trace is a heating film, a heating wire, or a heating mesh.
In some embodiments, the atomization assembly further includes two electrode portions respectively connected to both ends of the heat generation trajectory.
The invention also provides an atomizer comprising a reservoir for storing a liquid medium and an atomizing assembly as described in any of the above, the atomizing assembly being in fluid communication with the reservoir via the second face.
The invention also provides an electronic atomization device which comprises the atomizer and a power supply device electrically connected with the atomizer.
The implementation of the invention has at least the following beneficial effects: the cross section size of the two axial ends of the liquid guide hole is smaller than that of the middle of the liquid guide hole, so that a pore structure with small holes at the two ends and a large hole in the middle is formed.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic perspective view of an atomizing assembly according to a first embodiment of the present disclosure;
FIG. 2 is a schematic cross-sectional view of the atomizing assembly of FIG. 1;
FIG. 3 is a schematic cross-sectional view of an atomizing assembly according to a second embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of an atomizing assembly according to a third embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of an atomizing assembly according to a fourth embodiment of the present invention;
fig. 6 is a schematic perspective view of an electronic atomizer according to some embodiments of the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
Fig. 1-2 show an atomizing assembly 1 according to a first embodiment of the present invention, where the atomizing assembly 1 may include a porous matrix 11 for sucking a liquid medium from a reservoir of an atomizer, and a heat generating body 12 disposed on the porous matrix 11 for heating and atomizing the liquid medium sucked into the porous matrix 11.
The porous substrate 11 has a first surface 111 and a second surface 112 disposed opposite to the first surface 111. The first surface 111 is an atomizing surface for mounting the heating element 12, and the second surface 112 is a liquid suction surface for communicating with the liquid storage chamber. In the present embodiment, the porous substrate 11 has a rectangular parallelepiped shape, the first surface 111 and the second surface 112 have a rectangular shape, and the first surface 111 is parallel to the second surface 112. In other embodiments, the cross-sectional shape of the porous substrate 11 may be square, diamond, trapezoid, circle, ellipse, or other shapes.
The heating element 12 may be a heating film, which may be formed by screen printing, vacuum coating, etc.; alternatively, the heating element 12 may be a heating wire or a heating net, and may be provided on the porous substrate 11 by insertion or the like. The heating element 12 may include a heating trace 121 and two electrode portions 122 connected to both ends of the heating trace 121, respectively. The electrode part 122 may be a pad for connection with an electrode lead. The two electrode portions 122 may be respectively located at both ends of the first surface 111 in the longitudinal direction. The heat generating trace 121 is used for heating and atomizing the liquid medium after being electrified and heated, and may have a substantially S-shape. It is to be understood that the pattern shape of the heat emitting trace 121 is not limited to the S-shape, but may be other shapes.
The porous substrate 11 has a plurality of liquid guide holes 110 extending from the first surface 111 to the second surface 112. The liquid guiding hole 110 may be a cylindrical through hole with a circular cross section, and an axial direction of the liquid guiding hole 110 is perpendicular to the first surface 111. The pore diameters of the two axial ends of the liquid guide hole 110 are smaller than that of the middle part of the liquid guide hole, so that a pore structure with two small ends and a large middle part is formed. The structure can ensure that the porous matrix 11 can sufficiently supply the liquid medium of the heating element 12, the middle aperture is large, the liquid storage amount can be increased, the rapid liquid supply of the heating element 12 is facilitated, the end aperture is small, the liquid can be effectively locked, and the liquid leakage is prevented. It is understood that in other embodiments, the cross-section of the drainage hole 110 may also be oval, square, rectangular, diamond, trapezoid, etc., and accordingly, the cross-sectional dimension of the axial ends of the drainage hole 110 is smaller than the cross-sectional dimension of the middle portion thereof.
The liquid guiding holes 110 may be distributed around the heat generating trace 121 and may be evenly spaced along the heat generating trace 121. Only the plurality of liquid guide holes 110 are uniformly arranged at the periphery of the heating track 121, so that the heating track 121 is in the range of a uniform oil film, and the parts far away from the periphery of the heating track 121 are not distributed with the liquid guide holes 110, thereby reducing the heat loss caused by the liquid medium gathered at the parts far away from the heating track 121 and improving the heat efficiency of the heating body 12.
In the present embodiment, the liquid guiding hole 110 is a stepped hole, and may include a first hole section 1101, a second hole section 1102, and a third hole section 1103 sequentially connected from the first surface 111 to the second surface 112. The first bore section 1101, the second bore section 1102 and the third bore section 1103 are all through bores, and the aperture of the second bore section 1102 is larger than the aperture of the first bore section 1101 and the third bore section 1103. The apertures of the first and third bore sections 1101, 1103 may be equal or unequal.
In some embodiments, the aperture of the second bore section 1102 is larger than the aperture of the third bore section 1103, and the aperture of the third bore section 1103 is larger than the aperture of the first bore section 1101. Specifically, the liquid medium in the liquid storage cavity enters the porous matrix 11 through the third hole segment 1103 and is stored in the second hole segment 1102, then the liquid is guided to the first surface 111 through the first hole segment 1101, namely, the atomization surface, and the liquid is heated and atomized, and the liquid storage in the porous matrix 11 can be ensured to the pore structure, so that the whole liquid supply is stable, and the atomization is smooth. The pore size of the first pore section 1101 may range from 10 to 30 μm, the pore size of the second pore section 1102 may range from 20 to 200 μm, and the pore size of the third pore section 1103 may range from 10 to 100 μm.
In some embodiments, the porous substrate 11 may be formed by casting followed by mechanical punching or laser drilling. Specifically, a single-layer raw film belt can be cast firstly, and the thickness of the raw film belt can be adjusted, such as 10-1000 μm; then, punching the raw film belt by adopting the forms of mechanical punching or laser punching and the like, and manufacturing holes with different apertures in advance according to the gradient requirement of the liquid guide hole 110; finally, the multilayer lamination is carried out to form the liquid guide hole 110 with two small ends and a large middle part.
In other embodiments, the porous substrate 11 may also be formed by 3D printing. The pore-forming process parameters can be manually controlled according to different porosity and pore size requirements of the porous matrix 11 to form uniformly distributed target pore sizes and porosity. Adopt machinery to punch a hole, laser beam drilling or 3D to print etc. unburned bricks pore-forming technology in advance can make things convenient for the porosity and the aperture of artifical regulation and control porous base member 11, and can make drain hole 110's distribution more even, obtain more stable, unanimous atomization effect when the electron atomizing device of being convenient for atomizes, promote the taste uniformity.
The porous substrate 11 may be made of at least one of porous alumina ceramic, porous silica, porous cordierite, porous silicon carbide, porous silicon nitride, porous mullite, and composite porous ceramic, or may be made of other materials suitable for tape casting or 3D printing. It is to be understood that the forming process of the porous substrate 11 is not limited to the above two ways, and it may be formed by other forming processes.
Fig. 3 shows an atomizing assembly 1 in a second embodiment of the present invention, which is different from the first embodiment mainly in that in the present embodiment, the diameter of the liquid guiding hole 110 gradually increases and then gradually decreases from the first surface 111 to the second surface 112, so that the liquid guiding hole 110 is substantially drum-shaped. The diameters of the liquid guiding holes 110 at the first surface 111 and the second surface 112 may be equal or different. Preferably, the diameter of the liquid guiding hole 110 on the first surface 111 is smaller than that on the second surface 112.
Fig. 4 shows an atomizing assembly 1 in a third embodiment of the present invention, which is different from the first embodiment mainly in that, in the present embodiment, the aperture of a first hole segment 1101 of a liquid guide hole 110 is gradually increased from a first surface 111 to a second surface 112; the second pore section 1102 is a through pore, the pore size of which may be greater than or equal to the maximum pore size of the first pore section 1101; the aperture of the third hole segment 1103 decreases gradually from the first face 111 to the second face 112, and the maximum aperture of the third hole segment 1103 is equal to or smaller than the aperture of the second hole segment 1102. The liquid guiding hole 110 may have a smaller aperture on the first side 111 than on the second side 112.
Fig. 5 shows an atomizing assembly 1 in a fourth embodiment of the present invention, which is different from the first embodiment mainly in that in the present embodiment, a first hole section 1101 and a third hole section 1103 of a liquid guide hole 110 are straight holes, and the hole diameter of the first hole section 1101 may be smaller than that of the third hole section 1103; the second hole section 1102 is substantially drum-shaped, and the hole diameter thereof gradually increases and then gradually decreases from the first surface 111 to the second surface 112, the hole diameter of the end of the second hole section 1102 facing the first surface 111 is greater than or equal to that of the first hole section 1101, and the hole diameter of the end of the second hole section 1102 facing the second surface 112 is greater than or equal to that of the third hole section 1103.
Fig. 6 illustrates an electronic atomizer device according to some embodiments of the present invention, which may be substantially in the shape of a square cylinder and includes an atomizer 100 and a power supply device 200 electrically connected to the atomizer 100. The atomizer 100 may include a housing 2 and an atomizing assembly 1 disposed in the housing 2, wherein a liquid storage chamber for storing a liquid medium is formed in the housing 2. The power supply device 200 may include a bracket 4, and a battery, a circuit board, and an airflow sensor provided in the bracket 4. The atomizer 100 and the power supply device 200 may be detachably connected together by magnetic attraction, screwing, or the like. After the atomizer 100 and the power supply device 200 are assembled, the power supply device 200 supplies power to the heating element 12 in the atomizer 100, and the heating element 12 heats and atomizes the liquid medium adsorbed in the porous matrix 11 after heating, so that the liquid medium can be sucked by a user.
It is to be understood that the above-described respective technical features may be used in any combination without limitation.
The above examples only express the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several changes and modifications can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.
Claims (20)
1. The atomizing assembly is characterized by comprising a porous substrate (11), wherein the porous substrate (11) is provided with a first surface (111) and a second surface (112) opposite to the first surface (111), the porous substrate (11) is provided with a plurality of liquid guide holes (110) extending from the first surface (111) to the second surface (112), and the cross-sectional dimensions of the two axial ends of the liquid guide holes (110) are smaller than that of the middle part of the liquid guide holes.
2. The atomizing assembly of claim 1, characterized in that the axial direction of said liquid-conducting hole (110) is perpendicular to said first face (111).
3. The atomizing assembly of claim 1, characterized in that the cross-sectional dimension of the liquid guide hole (110) is gradually increased and then gradually decreased from the first surface (111) to the second surface (112).
4. A nebulising assembly according to claim 3, characterized in that the size of the cross-section of the hole (110) in the first face (111) is smaller than its size in the second face (112).
5. The atomizing assembly of claim 1, characterized in that said liquid guiding hole (110) comprises a first hole section (1101), a second hole section (1102), and a third hole section (1103) which are sequentially communicated from said first face (111) to said second face (112);
the cross-sectional dimension of the second bore section (1102) towards the end of the first face (111) is equal to or greater than the maximum cross-sectional dimension of the first bore section (1101), and the cross-sectional dimension of the second bore section (1102) towards the end of the second face (112) is equal to or greater than the maximum cross-sectional dimension of the third bore section (1103).
6. The atomizing assembly of claim 5, wherein said first orifice segment (1101), said second orifice segment (1102), and said third orifice segment (1103) are straight-through orifices.
7. The atomizing assembly of claim 6, wherein said second orifice segment (1102) has a cross-sectional dimension that is greater than a cross-sectional dimension of said third orifice segment (1103), said third orifice segment (1103) having a cross-sectional dimension that is greater than a cross-sectional dimension of said first orifice segment (1101).
8. The atomizing assembly of claim 5, characterized in that said first orifice segment (1101) is a through-orifice, or said first orifice segment (1101) has a cross-sectional dimension that gradually increases from said first face (111) to said second face (112).
9. The atomizing assembly of claim 5, characterized in that said second orifice section (1102) is a through-orifice, or said second orifice section (1102) has a cross-sectional dimension that gradually increases and then gradually decreases in a direction from said first face (111) to said second face (112).
10. The atomizing assembly of claim 5, wherein said third orifice section (1103) is a through-orifice, or wherein said third orifice section (1103) has a cross-sectional dimension that gradually decreases in a direction from said first face (111) to said second face (112).
11. The atomizing assembly of claim 5, wherein said first orifice segment (1101) has a cross-sectional dimension of 10-30 μm, said second orifice segment (1102) has a cross-sectional dimension of 20-200 μm, and said third orifice segment (1103) has a cross-sectional dimension of 10-100 μm.
12. The atomizing assembly of claim 1, characterized in that said porous matrix (11) is made of at least one of porous alumina ceramic, porous silica, porous cordierite, porous silicon carbide, porous silicon nitride, porous mullite, composite porous ceramic.
13. The atomizing assembly of claim 1, characterized in that said porous matrix (11) is obtained by casting and then mechanically or laser punching; or the porous matrix (11) is formed by 3D printing.
14. The atomizing assembly according to any one of claims 1 to 13, characterized in that said atomizing assembly (1) further comprises a heat-generating track (121) provided on said first face (111) of said porous substrate (11).
15. The atomizing assembly of claim 14, wherein said plurality of liquid-conducting holes (110) are distributed around the periphery of said heat-generating trajectory (121).
16. The atomizing assembly of claim 15, wherein said plurality of liquid-conducting orifices (110) are evenly spaced along a periphery of said heat-generating trajectory (121).
17. The atomizing assembly of claim 14, wherein said heat-generating trace (121) is a heat-generating film, a heat-generating wire, or a heat-generating mesh.
18. The atomizing assembly according to claim 14, characterized in that said atomizing assembly (1) further comprises two electrode portions (122) connected to both ends of said heat generating trajectory (121), respectively.
19. A nebulizer comprising a reservoir for storing a liquid medium and a nebulizing assembly (1) according to any one of claims 1 to 18, the nebulizing assembly (1) being in liquid-conducting communication with the reservoir via the second face (112).
20. An electronic atomizer device comprising the atomizer of claim 19 and a power supply device electrically connected to said atomizer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110626065.7A CN113331484A (en) | 2021-06-04 | 2021-06-04 | Electronic atomization device and atomizer and atomization assembly thereof |
| PCT/CN2022/092550 WO2022252958A1 (en) | 2021-06-04 | 2022-05-12 | Electronic atomization device, and atomizer and atomization assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110626065.7A CN113331484A (en) | 2021-06-04 | 2021-06-04 | Electronic atomization device and atomizer and atomization assembly thereof |
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| CN113331484A true CN113331484A (en) | 2021-09-03 |
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| CN202110626065.7A Pending CN113331484A (en) | 2021-06-04 | 2021-06-04 | Electronic atomization device and atomizer and atomization assembly thereof |
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| WO (1) | WO2022252958A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114668182A (en) * | 2022-03-31 | 2022-06-28 | 海南摩尔兄弟科技有限公司 | Electronic atomization device and atomization core thereof |
| WO2022179642A3 (en) * | 2022-05-13 | 2023-03-02 | 深圳麦克韦尔科技有限公司 | Heating assembly, atomizer and electronic atomization device |
| WO2023138216A1 (en) * | 2022-01-23 | 2023-07-27 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, atomizer and atomization core thereof |
| WO2023193593A1 (en) * | 2022-04-06 | 2023-10-12 | 海南摩尔兄弟科技有限公司 | Atomization core and electronic atomization device |
| WO2024093477A1 (en) * | 2022-11-02 | 2024-05-10 | 思摩尔国际控股有限公司 | Heater, atomizer, and electronic atomization device |
| WO2024146364A1 (en) * | 2023-01-06 | 2024-07-11 | 思摩尔国际控股有限公司 | Heating assembly, atomizer and electronic atomization device |
| WO2024183552A1 (en) * | 2023-03-06 | 2024-09-12 | 思摩尔国际控股有限公司 | Electronic atomization device and atomization core thereof |
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| DE19833162A1 (en) * | 1998-07-23 | 2000-01-27 | Heinz Poth | Fluid-filled mattress for water bed |
| DE102005054344B3 (en) * | 2005-11-15 | 2007-06-28 | Dräger Medical AG & Co. KG | A liquid vaporizer |
| JP5723548B2 (en) * | 2009-08-04 | 2015-05-27 | トレデガー フィルム プロダクツ コーポレイション | Three-dimensional perforated film delivering dynamically deposited and statically held fluids |
| CN109363248B (en) * | 2018-11-29 | 2020-05-26 | 深圳麦克韦尔科技有限公司 | Electronic cigarette, atomization device thereof and multilayer-structure directional liquid guiding atomization core |
| CN209498589U (en) * | 2019-01-05 | 2019-10-18 | 深圳市合元科技有限公司 | Atomization core and electronic cigarette |
| CN215684863U (en) * | 2021-06-04 | 2022-02-01 | 深圳麦克韦尔科技有限公司 | Electronic atomization device and atomizer and atomization assembly thereof |
| CN216088843U (en) * | 2021-06-15 | 2022-03-22 | 深圳哈珀生物科技有限公司 | Electronic atomization device and atomizer and atomization core thereof |
| CN215381467U (en) * | 2021-06-25 | 2022-01-04 | 比亚迪精密制造有限公司 | Atomizing core and electron cigarette thereof |
| CN113475770B (en) * | 2021-08-05 | 2024-02-27 | 深圳市基克纳科技有限公司 | Atomizer liquid guide device |
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2021
- 2021-06-04 CN CN202110626065.7A patent/CN113331484A/en active Pending
-
2022
- 2022-05-12 WO PCT/CN2022/092550 patent/WO2022252958A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023138216A1 (en) * | 2022-01-23 | 2023-07-27 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, atomizer and atomization core thereof |
| CN114668182A (en) * | 2022-03-31 | 2022-06-28 | 海南摩尔兄弟科技有限公司 | Electronic atomization device and atomization core thereof |
| WO2023193593A1 (en) * | 2022-04-06 | 2023-10-12 | 海南摩尔兄弟科技有限公司 | Atomization core and electronic atomization device |
| WO2022179642A3 (en) * | 2022-05-13 | 2023-03-02 | 深圳麦克韦尔科技有限公司 | Heating assembly, atomizer and electronic atomization device |
| WO2024093477A1 (en) * | 2022-11-02 | 2024-05-10 | 思摩尔国际控股有限公司 | Heater, atomizer, and electronic atomization device |
| WO2024146364A1 (en) * | 2023-01-06 | 2024-07-11 | 思摩尔国际控股有限公司 | Heating assembly, atomizer and electronic atomization device |
| WO2024183552A1 (en) * | 2023-03-06 | 2024-09-12 | 思摩尔国际控股有限公司 | Electronic atomization device and atomization core thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022252958A1 (en) | 2022-12-08 |
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