US20220151301A1 - Electronic cigarette atomizing core and atomizer - Google Patents

Electronic cigarette atomizing core and atomizer Download PDF

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Publication number
US20220151301A1
US20220151301A1 US17/438,379 US202017438379A US2022151301A1 US 20220151301 A1 US20220151301 A1 US 20220151301A1 US 202017438379 A US202017438379 A US 202017438379A US 2022151301 A1 US2022151301 A1 US 2022151301A1
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US
United States
Prior art keywords
liquid
inner sleeve
electronic cigarette
guide cotton
sleeve
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
US17/438,379
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English (en)
Inventor
Jianfu Liu
Kejun ZHONG
Xiaoyi Guo
Wei Huang
Xinqiang YIN
Jianhua Yi
Lizhou Shen
Yongquan 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.)
China Tobaco Hunan Industrial Co Ltd
China Tobacco Hunan Industrial Co Ltd
Original Assignee
China Tobaco Hunan Industrial Co 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
Priority claimed from CN201910196626.7A external-priority patent/CN111759008A/zh
Priority claimed from CN201910196630.3A external-priority patent/CN111685376A/zh
Application filed by China Tobaco Hunan Industrial Co Ltd filed Critical China Tobaco Hunan Industrial Co Ltd
Assigned to CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD. reassignment CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: GUO, XIAOYI, HUANG, WEI, SHEN, LIZHOU, ZHOU, Yongquan, LIU, JIANFU, YI, JIANHUA, YIN, Xinqiang, ZHONG, Kejun
Publication of US20220151301A1 publication Critical patent/US20220151301A1/en
Pending legal-status Critical Current

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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
    • 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
    • A24F40/05—Devices without heating means
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/42—Cartridges or containers for inhalable precursors
    • 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
    • A24F40/46—Shape or structure of electric heating means
    • 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
    • A24F40/49—Child proofing

Definitions

  • the present invention relates to an electronic cigarette device, and in particular, to an electronic cigarette atomizing core and an atomizer.
  • the first electrode of the ultrasonic atomizing sheet of the existing ultrasonic electronic cigarette atomizer is generally connected to an electrode assembly by a wire, so the atomizing core is inconvenient to assemble, and solder joints at two ends of the wire easily fall off, resulting in poor conductivity of the ultrasonic atomizing sheet.
  • the ultrasonic atomizing sheet is easily dry-burnt.
  • the air pipe is directly communicated with the atomization cavity, the e-liquid splashed on the ultrasonic atomizing sheet enters the vent tube connected with the suction nozzle during the atomization. Hence, the user easily inhales the e-liquid.
  • the technical problem to be solved by the present invention is to overcome the shortcomings of the prior art, and provide an electronic cigarette atomizing core which is convenient to assemble, does not require welding wires and can also protect the ultrasonic atomizing sheet, and an atomizer.
  • the present invention provides an electronic cigarette atomizing core, including an outer sleeve and an inner sleeve which are sleeved on each other, wherein an atomization cavity is formed below the inner sleeve, and the outer sleeve is provided with a first e-liquid passing port; two ends of e-liquid guide cotton are sandwiched between the outer sleeve and the inner sleeve, and the two ends of the e-liquid guide cotton cover the first e-liquid passing port; the inner sleeve is provided with an air supply groove for delivering air to an e-liquid tank, one end of the air supply groove is communicated with the first e-liquid passing port, and the other end thereof is communicated with the atomization cavity.
  • the air supply groove is disposed at a position corresponding to the first e-liquid passing port, and the air supply groove is communicated with the atomization cavity, so that a part of intake air flow entering the atomization cavity can enter the e-liquid tank through the air supply groove and the first e-liquid passing port.
  • the e-liquid tank continuously supplies e-liquid, and a part of intake air flow in the atomization cavity is continuously filled into the e-liquid tank to increase the air pressure of the e-liquid tank, thereby increasing the supply speed of e-liquid and effectively preventing dry burning of the ultrasonic atomizing sheet.
  • an inner cavity of the inner sleeve is provided with a boss, for sealing and clamping a vent tube, and an air outlet cavity sequentially from top down, so that the e-liquid splashed during ultrasonic atomization is condensed on the inner wall of the air outlet cavity, and the user hardly inhales the e-liquid.
  • the top of the inner sleeve is provided with two vents symmetrically, the outer wall of the inner sleeve under the two vents is respectively provided with a vent groove that reaches the bottom of the inner sleeve, and after the outer sleeve and the inner sleeve are sleeved on each other, the inner wall of the outer sleeve and the vent grooves enclose two first air inlet channels.
  • the two first air inlet channels are symmetrically disposed on two sides of the atomization cavity, and intake air flows through the two first air inlet channels at equal quantity and equal velocity, and flows into the atomization cavity from symmetrical positions on two sides of the atomization cavity, so smoke in the atomization cavity is taken away more thoroughly, and the smoke is prevented from staying in the atomization cavity to affect the taste when smoking next time.
  • the outer wall of the inner sleeve is symmetrically provided with e-liquid guide cotton mounting grooves for mounting the two ends of the e-liquid guide cotton
  • the e-liquid guide cotton mounting groove is provided with a clamping segment at the upper part for clamping the e-liquid guide cotton and a loosening segment at the lower part, and the depth of the e-liquid guide cotton mounting groove at the clamping segment is less than that of the e-liquid guide cotton mounting groove at the loosening segment, so that the e-liquid guide speed of the e-liquid guide cotton is not affected by clamping after the e-liquid guide cotton is clamped and fixed.
  • the e-liquid guide cotton mounting grooves and the vent grooves are arranged alternatively to prevent the air flow in the vent grooves from affecting the flow rate of e-liquid on the e-liquid guide cotton, which then affects the atomization effect of the ultrasonic atomizing sheet.
  • the inner sleeve, the e-liquid guide cotton, the ultrasonic atomizing sheet, an elastic insulating seat and an electrode assembly are sequentially disposed in the inner cavity of the outer sleeve from top down; a first electrode is disposed on the upper surface of the ultrasonic atomizing sheet, and a second electrode is disposed on the lower surface of the ultrasonic atomizing sheet; the electrode assembly includes a first electrical connection terminal and a second electrical connection terminal separated by an insulating ring; the first electrode of the ultrasonic atomizing sheet is electrically connected to the second electrical connection terminal of the electrode assembly via the outer sleeve, and the second electrode of the ultrasonic atomizing sheet is electrically connected to the first electrical connection terminal of the electrode assembly.
  • the upper part of the inner wall of the outer sleeve is provided with a support portion
  • the top of the outer wall of the inner sleeve is provided with a step
  • the step is supported by the support portion, so that the inner sleeve and the outer sleeve are fixedly connected into a whole.
  • the lower part of the inner wall of the outer sleeve is provided with a resisting portion for resisting the first electrode of the ultrasonic atomizing sheet, which forms an electrical connection.
  • the resisting portion of the outer sleeve directly resists the first electrode of the ultrasonic atomizing sheet, and the bottom of the inner wall of the outer sleeve is directly connected to the electrode assembly, so the electrical connection can be realized without wire bonding.
  • a yielding portion for preventing the side wall of the ultrasonic atomizing sheet from being broken due to squeezing surrounds the periphery of the resisting portion, so that the assembled ultrasonic atomizing sheet is only subject to the resisting force of the resisting portion, and the ultrasonic atomizing sheet is conserved.
  • the lower surface of the ultrasonic atomizing sheet is disposed on the upper surface of the elastic insulating seat, so as to prevent the ultrasonic atomizing sheet from being broken by squeezing or losing its atomizing function by means of the elasticity of the elastic insulating seat itself.
  • the upper part of the inner cavity of the elastic insulating seat is provided with a mounting portion, and the ultrasonic atomizing sheet is mounted on the mounting portion to prevent the side wall of the ultrasonic atomizing sheet to be scratched or squeezed because of the shaking of assembled ultrasonic atomizing sheet.
  • the present invention further provides an electronic cigarette atomizer, including an e-liquid tank device and a suction nozzle device which are connected and fixed into a whole and are rotatable relatively, wherein an e-liquid tank is disposed inside the e-liquid tank device, the suction nozzle device is provided with second air inlet channels and a suction nozzle, the above-mentioned electronic cigarette atomizing core is disposed in the e-liquid tank device, a vent tube is disposed between the suction nozzle and the boss of the inner sleeve, a third air inlet channel is respectively formed between the outer wall of the vent tube and the suction nozzle device and between the outer wall of the vent tube and the e-liquid tank device, and the second air inlet channels are communicated with the first air inlet channels through the third air inlet channels.
  • an electronic cigarette atomizer including an e-liquid tank device and a suction nozzle device which are connected and fixed into a whole and are rotatable relatively, wherein an e
  • FIG. 1 is a cross-sectional structure diagram of an embodiment of an electronic cigarette atomizing core according to the present invention.
  • FIG. 2 is an exploded structure diagram of components of an embodiment of the electronic cigarette atomizing core according to the present invention.
  • FIG. 3 is an assembly process diagram of e-liquid guide cotton, an inner sleeve and an outer sleeve according to the present invention.
  • FIG. 4 is an assembly process diagram of the outer sleeve, an ultrasonic atomizing sheet, an elastic insulating seat and an electrode assembly according to the present invention.
  • FIG. 5 is a cross-sectional structure diagram of another embodiment of the electronic cigarette atomizing core according to the present invention.
  • FIG. 6 is a cross-sectional structure diagram of an embodiment of an electronic cigarette atomizer according to the present invention.
  • FIG. 7 is a cross-sectional view taken along line A-A in FIG. 6 .
  • FIG. 8 is a three-dimensional bottom view of an upper cover of an electronic cigarette atomizer according to the present invention.
  • FIG. 9 is a structural top view of an e-liquid tank device according to the present invention.
  • FIG. 10 is a schematic structure diagram of a child lock button according to the present invention.
  • FIG. 11 is an operation diagram of a child lock according to the present invention, in which “a” is an initial state, “b” is a state of pressing the child lock, and “c” is a state diagram illustrating that the child lock is rotated 90 degrees.
  • an embodiment of an electronic cigarette atomizing core C includes an outer sleeve 1 made of a conductive material, an elastic insulating sleeve 3 is sleeved on the periphery of the outer sleeve 1 , a hollow inner sleeve 2 is sleeved at the upper part of an inner cavity of the outer sleeve 1 , and an ultrasonic atomizing sheet 6 , an elastic insulating seat 7 and an electrode assembly 8 are sequentially disposed at the lower part of the inner cavity of the outer sleeve 1 from top down.
  • the ultrasonic atomizing sheet 6 is made of piezoelectric ceramics, and its upper surface is covered with a first electrode; its lower surface is covered with a second electrode; and the middle part of its upper surface is the atomization zone.
  • the electrode assembly 8 is used to provide electrical connection for the ultrasonic atomizing sheet 6 , and the electrode assembly 8 includes a first electrical connection terminal 81 , an insulating ring 82 and a second electrical connection terminal 83 , which are sleeved with each other from inside to outside.
  • the first electrode of the ultrasonic atomizing sheet 6 is electrically connected to the second electrical connection terminal 83 of the electrode assembly 8 through the outer sleeve 1
  • the second electrode of the ultrasonic atomizing sheet 6 is electrically connected to the first electrical connection terminal 81 of the electrode assembly 8 .
  • the side wall of the outer sleeve 1 is provided with a first e-liquid passing port 11 communicated with an e-liquid outlet of an e-liquid tank
  • the top of the outer sleeve 1 is provided with an insertion port 12 for placing in the inner sleeve 2
  • the upper part of the inner wall of the outer sleeve 1 is provided with a support portion 13 for supporting the inner sleeve 2
  • the lower part of the inner wall of the outer sleeve 1 is provided with a resisting portion 14 for resisting and connecting the first electrode of the ultrasonic atomizing sheet 6
  • a yielding portion 15 for preventing the side wall of the ultrasonic atomizing sheet 6 from being broken due to squeezing is avuncularly disposed between the resisting portion 14 and the inner wall of the outer sleeve, so that the ultrasonic atomizing sheet 6 is only subject to the axial resisting force of the resisting portion 14 and is not extruded by the outer
  • the top of the outer wall of the inner sleeve 2 is provided with a step 21 , the step 21 is provided with two vents 22 symmetrically, the outer wall of the inner sleeve under the two vents 22 is respectively provided with a vent groove 23 that reaches the bottom of the inner sleeve. And after the outer sleeve 1 and the inner sleeve 2 are sleeved on each other, the inner wall of the outer sleeve and the vent grooves 23 enclose two first air inlet channels.
  • the outer wall of the inner sleeve 2 is also provided with e-liquid guide cotton mounting grooves 24 symmetrically, the e-liquid guide cotton mounting grooves 24 and the vent grooves 23 are parallel to and staggered with each other.
  • the e-liquid guide cotton mounting groove 24 is provided with a clamping segment 241 at the upper part for clamping the e-liquid guide cotton 4 and a loosening segment 242 at the lower part.
  • the loosening segment 242 is aligned with the first e-liquid passing port 11 of the outer sleeve 1 , and the depth of the e-liquid guide cotton mounting groove at the clamping segment 241 is less than that of the e-liquid guide cotton mounting groove at the loosening segment 242 .
  • An air supply groove 243 communicated with the e-liquid tank is formed in the loosening segment 242 , the upper end of the air supply groove 243 is communicated with the first e-liquid passing port 11 of the outer sleeve 1 , the bottom of the air supply groove 243 is communicated with the atomization cavity 10 , and air in the atomization cavity 10 enters the e-liquid tank through the air supply groove 243 by means of the first e-liquid passing port 11 .
  • the two ends of the e-liquid guide cotton 4 are embedded in the e-liquid guide cotton mounting grooves 24 , the e-liquid guide cotton 4 in the clamping segments 241 is clamped and fixed by the inner sleeve 2 and the outer sleeve 1 , and the e-liquid guide cotton 4 in the loosening segments 242 is kept in its original state, so that the guide speed of e-liquid on the e-liquid guide cotton 4 is not affected by clamping, and the e-liquid is guided uniformly and stably; the air supply groove 243 can quickly introduce the air in the atomization cavity 10 into the e-liquid tank, and realize replacement of air and e-liquid in the sealed e-liquid tank, so that the e-liquid output speed of the e-liquid tank is faster.
  • the middle part of the inner cavity of the inner sleeve 2 is provided with a boss 25 , and an air outlet cavity 26 is formed below the boss 25 .
  • a vent tube 9 of an atomizer is inserted into the boss 25 of the inner sleeve 2 and is clamped and sealed by the boss 25 , so that intake air flow can only enter the atomization cavity 10 from the two first air inlet channels, then pass through the atomization zone of the ultrasonic atomizing sheet 6 to take away smoke, and then exit through the air outlet cavity 26 and the vent tube 9 .
  • the two first air inlet channels are symmetrically arranged with respect to the atomization cavity 10 , and the air flows of the two first air inlet channels are equal, the same air flow flows to two sides of the atomization cavity 10 at the same time, and the smoke in the atomization cavity 10 is taken away more thoroughly; because of the air outlet cavity 26 , the e-liquid splashed during ultrasonic atomization of the ultrasonic atomizing sheet 6 is condensed on the inner wall of the air outlet cavity 26 , and the user hardly inhales the e-liquid.
  • the side wall of the elastic insulating sleeve 3 is provided with a second e-liquid passing port 31 , the first and second e-liquid passing ports 11 and 31 are aligned, and the first e-liquid passing port 11 is aligned with the e-liquid outlet of the e-liquid tank.
  • the inner wall of the elastic insulating sleeve 3 is provided with protruding posts 32
  • the side wall of the outer sleeve 1 is provided with clamping holes 16
  • the protruding posts 32 are clamped into the clamping holes 16 to fix the elastic insulating sleeve 3 to the outer sleeve 1 , so that the outer sleeve 1 can better seal the e-liquid outlet during rotation.
  • the e-liquid guide cotton 4 placed with the first spring 5 at the middle part is inserted from the bottom of the inner sleeve 2 upwards into the e-liquid guide cotton mounting grooves 24 , the two ends of the e-liquid guide cotton 4 are respectively sleeved in the e-liquid guide cotton mounting grooves 24 on two sides of the inner sleeve 2 , and the e-liquid guide cotton 4 and the inner sleeve 2 form a whole; then the inner sleeve 2 mounted with the e-liquid guide cotton 4 is inserted into the outer sleeve 1 through the insertion port 12 and clamped with the inner wall of the outer sleeve 1 tightly, the e-liquid guide cotton 4 is fixed more stably, the step 21 is caught and fixed on the support portion 13 to fixedly connect the inner sleeve 2 with the outer sleeve 1 , and the loosening segment 242 is aligned with the e-liquid passing port 11 so
  • the ultrasonic atomizing sheet 6 , the elastic insulating seat 7 and the electrode assembly 8 may also be first mounted at the lower part of the inner cavity of the outer sleeve 1 , and then the inner sleeve 2 mounted with the e-liquid guide cotton 4 is inserted into the outer sleeve 1 and clamped with the inner wall of the outer sleeve 1 tightly.
  • the elastic insulating seat 7 presses against the lower surface of the ultrasonic atomizing sheet 6 , so that the ultrasonic atomizing sheet 6 can be prevented from being broken by squeezing or losing its atomizing function by means of the elasticity of the elastic insulating seat 7 itself
  • a mounting portion 71 may also be disposed in the elastic insulating seat 7 , and the ultrasonic atomizing sheet 6 is mounted on the mounting portion 71 to prevent the ultrasonic atomizing sheet 6 from shaking after assembly to scratch or squeeze the side wall of the ultrasonic atomizing sheet 6 .
  • an embodiment of an electronic cigarette atomizer includes an e-liquid tank device A accommodating the above-mentioned atomizing core C.
  • An e-liquid tank A 1 is disposed in the e-liquid tank device A, the e-liquid tank A 1 is provided with an e-liquid outlet A 11 , and the e-liquid outlet A 11 is connected to the first e-liquid passing port 11 on the atomizing sleeve 1 through the second e-liquid passing port 31 on the elastic insulating sleeve 3 , so that e-liquid flows onto the e-liquid guide cotton 4 through the e-liquid outlet A 11 , the second e-liquid passing port 31 and the first e-liquid passing port 31 , and then arrives at the atomization zone of the ultrasonic atomizing sheet 6 through the e-liquid guide cotton 4 to form smoke by ultrasonic atomization.
  • the top of the e-liquid tank device A is provided with an e-liquid filling port A 12
  • the top of the e-liquid tank device A is provided with a suction nozzle device B.
  • the suction nozzle device B is formed by connecting a suction nozzle cover B 1 and an upper cover B 2
  • two second air inlet channels B 3 and two child lock structures B 4 are disposed between the suction nozzle cover B 1 and the upper cover B 2
  • a suction nozzle B 11 is disposed on the suction nozzle cover Bl
  • the suction nozzle B 11 is connected to the air outlet cavity 26 of the inner sleeve 2 through an adapter B 6 and a vent tube 9
  • the vent tube 9 is clamped and sealed by the boss 25 in the inner sleeve 2
  • a third air inlet channel B 5 is respectively formed between the outer wall of the vent tube 9 and the suction nozzle device B and between the outer wall of the vent tube 9 and the e-liquid tank device A
  • each of the two child lock structures B 4 includes a button B 41 protruding from a shell of the suction nozzle device B, two limit bosses B 21 and child lock mechanism mounting grooves B 22 symmetrically formed at the bottom of the upper cover B 2 , and an arc-shaped limit step movement groove A 13 and a locking leg movement groove A 14 that are formed at the top of the e-liquid tank device A opposite to two limit steps B 5 , the arc-shaped limit step movement groove A 13 and the locking leg movement groove A 14 have a central angle of 90 degrees, the starting end of the locking leg movement groove A 14 is provided with a clamping groove A 141 , two ends of the limit step movement groove A 13 are respectively provided with a limit step A 131 , and the locking leg movement groove A 14 has a depth greater than that of the limit step movement groove A 13 .
  • the button B 41 includes a locking leg B 411 disposed at the bottom, and a second spring B 412 abutting on the suction nozzle cover B 1 .
  • the two limit bosses B 21 are respectively locked into the corresponding limit step movement grooves A 13 , and the locking legs B 411 of the two buttons B 41 pass through the child lock mechanism mounting grooves B 22 and are snapped into the clamping grooves A 141 of the locking leg movement grooves A 14 ;
  • the buttons B 41 are clamped by the shell of the suction nozzle device B, and the two limit bosses B 21 are limited by the limit steps A 131 at the ends of the limit step movement grooves A 13 , so that the suction nozzle device B cannot rotate relative to the upper cover A 1 ; when the two buttons B 41 are simultaneously pressed down to break away from the limitation of the shell of the suction nozzle device B
US17/438,379 2019-03-15 2020-03-13 Electronic cigarette atomizing core and atomizer Pending US20220151301A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN201910196626.7 2019-03-15
CN201910196626.7A CN111759008A (zh) 2019-03-15 2019-03-15 一种电子烟雾化芯及雾化器
CN201910196630.3 2019-03-15
CN201910196630.3A CN111685376A (zh) 2019-03-15 2019-03-15 一种电子烟雾化芯及雾化器
PCT/CN2020/079124 WO2020187139A1 (zh) 2019-03-15 2020-03-13 一种电子烟雾化芯及雾化器

Publications (1)

Publication Number Publication Date
US20220151301A1 true US20220151301A1 (en) 2022-05-19

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ID=72519614

Family Applications (1)

Application Number Title Priority Date Filing Date
US17/438,379 Pending US20220151301A1 (en) 2019-03-15 2020-03-13 Electronic cigarette atomizing core and atomizer

Country Status (4)

Country Link
US (1) US20220151301A1 (ja)
EP (1) EP3918934B1 (ja)
JP (1) JP7250161B2 (ja)
WO (1) WO2020187139A1 (ja)

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US20190269177A1 (en) * 2016-10-20 2019-09-05 China Tobacco Hunan Industrial Co., Ltd. Atomizer and electronic cigarette thereof
US20210274847A1 (en) * 2018-06-22 2021-09-09 China Tobacco Hunan Industrial Co., Ltd. Electronic cigarette atomizer and electronic cigarette
WO2023240567A1 (zh) * 2022-06-16 2023-12-21 深圳麦克韦尔科技有限公司 雾化组件、雾化器及电子雾化装置
US11911559B2 (en) 2019-12-15 2024-02-27 Shaheen Innovations Holding Limited Ultrasonic mist inhaler
US11944120B2 (en) 2019-12-15 2024-04-02 Shaheen Innovations Holding Limited Ultrasonic mist inhaler with capillary retainer
US11944121B2 (en) 2019-12-15 2024-04-02 Shaheen Innovations Holding Limited Ultrasonic mist inhaler with capillary element

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CN114632230B (zh) * 2022-03-09 2023-05-16 广东固特超声股份有限公司 一种鼻腔雾化湿润吸入消炎灭菌装置

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US20190269177A1 (en) * 2016-10-20 2019-09-05 China Tobacco Hunan Industrial Co., Ltd. Atomizer and electronic cigarette thereof
US11805814B2 (en) * 2016-10-20 2023-11-07 China Tobacco Hunan Industrial Co., Ltd. High efficiency atomizer and electronic cigarette thereof
US20210274847A1 (en) * 2018-06-22 2021-09-09 China Tobacco Hunan Industrial Co., Ltd. Electronic cigarette atomizer and electronic cigarette
US11930853B2 (en) * 2018-06-22 2024-03-19 China Tobacco Hunan Industrial Co., Ltd. Electronic cigarette atomizer and electronic cigarette
US11911559B2 (en) 2019-12-15 2024-02-27 Shaheen Innovations Holding Limited Ultrasonic mist inhaler
US11944120B2 (en) 2019-12-15 2024-04-02 Shaheen Innovations Holding Limited Ultrasonic mist inhaler with capillary retainer
US11944121B2 (en) 2019-12-15 2024-04-02 Shaheen Innovations Holding Limited Ultrasonic mist inhaler with capillary element
WO2023240567A1 (zh) * 2022-06-16 2023-12-21 深圳麦克韦尔科技有限公司 雾化组件、雾化器及电子雾化装置

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EP3918934B1 (en) 2023-10-25
EP3918934A4 (en) 2022-11-16

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