US20210112876A1 - Electronic cigarette with breathing sensing function - Google Patents

Electronic cigarette with breathing sensing function Download PDF

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Publication number
US20210112876A1
US20210112876A1 US16/903,348 US202016903348A US2021112876A1 US 20210112876 A1 US20210112876 A1 US 20210112876A1 US 202016903348 A US202016903348 A US 202016903348A US 2021112876 A1 US2021112876 A1 US 2021112876A1
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US
United States
Prior art keywords
cylinder
electronic cigarette
waterproof membrane
smoke duct
smoke
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.)
Abandoned
Application number
US16/903,348
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English (en)
Inventor
Yi-Ping Liao
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.)
Cheng Uei Precision Industry Co Ltd
Original Assignee
Cheng Uei Precision Industry 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
Application filed by Cheng Uei Precision Industry Co Ltd filed Critical Cheng Uei Precision Industry Co Ltd
Assigned to CHENG UEI PRECISION INDUSTRY CO., LTD. reassignment CHENG UEI PRECISION INDUSTRY CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LIAO, YI-PING
Publication of US20210112876A1 publication Critical patent/US20210112876A1/en
Abandoned legal-status Critical Current

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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
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • 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
    • A24F40/46—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
    • A24F40/10—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

Definitions

  • the present invention generally relates to an electronic cigarette and more particularly to an electronic cigarette with breathing sensing function.
  • electronic cigarette is a non-burning device that generates heat, it uses electric heating elements to heat the shredded tobacco or vaporizable oil, so that it releases smoke particles and the smoke particles are inhaled by people, so as to achieve the same pleasure as smoking traditional tobacco.
  • the electronic cigarette automatically turns on the power and starts working.
  • the electronic cigarette will automatically turn off the power. It saves the trouble of operating the power switch, and avoids the electronic cigarette burning for a long time due to the power switch is forgot to be turned off.
  • the first guarantee is that the vaporizable oil must not leak out. Therefore, if the airflow sensor and oil storage are installed at the upper portion of the electronic cigarette, the upper portion of the electronic cigarette becomes wide. So the electronic cigarette becomes large.
  • electronic cigarette As a portable appliance, electronic cigarette is more concerned about the lightweight and downsizing. Therefore, it is necessary to improve the installation position of the oil storage and the airflow sensor of the electronic cigarette.
  • An object of the present invention is to provide an electronic cigarette, includes a mouthpiece section has a suction nozzle; a rod section has a first cylinder; a power source received in the first cylinder; an airflow sensor received in the first cylinder and arranged along a longitudinal direction of the power source; an atomizing section has a second cylinder, one end of the second cylinder connected to the mouthpiece section, the other end of the second cylinder connected to the first cylinder, the second cylinder contain smoke oil; a smoke duct received in the second cylinder and being passed through the second cylinder; and an atomizer installed at a bottom of the smoke duct, the smoke duct has an oil inlet communicate with the atomizer, a bottom of the atomizer has a waterproof membrane, the waterproof membrane sealed a bottom opening of the smoke duct, the waterproof member, the suction nozzle, the smoke duct and the first cylinder are connected to each other to form an airflow channel, the waterproof membrane has a material which prevents the smoke oil from leak through the waterproof membrane, and
  • Another object of the present invention is to provide an electronic cigarette, includes a first cylinder; a power source received in an inside of the first cylinder; an airflow sensor received in the inside of the first cylinder, the airflow sensor arranged bellow the power source or up the power source, the airflow sensor arranged along a longitudinal direction of the first cylinder; a second cylinder connected to a top of the first cylinder; a smoke duct pass through the second cylinder; an atomizer is installed at a bottom of the smoke duct and contain smoke oil, the smoke duct has an oil inlet communicate with the atomizer, a bottom of the atomizer has a waterproof membrane, the waterproof membrane is sealed a bottom opening of the smoke duct, the waterproof member, the smoke duct and the first cylinder are connected to each other to form an airflow channel, the waterproof membrane has a material which prevents the smoke oil from leaking through the waterproof membrane, and allows an airflow of the airflow channel to pass through the waterproof membrane.
  • Another object of the present invention is to provide an electronic cigarette, includes a case; a power source positioned in the case; an airflow sensor positioned in the case; a suction nozzle connected to the case; a smoke duct positioned in the case, the smoke duct has a first opening and a second opening, the first opening communicated with the suction nozzle; and an atomizer communicated with the second opening of the smoke duct, the atomizer contain smoke oil, a side of the atomizer is sealed by a waterproof membrane, the waterproof membrane has a material which prevents the smoke oil from leak through the waterproof membrane, and allows an airflow of the smoke duct to pass through the waterproof membrane.
  • FIG. 1 is a perspective view of an electronic cigarette with breathing sensing function in accordance with the present invention
  • FIG. 2 is a section view of FIG. 1 ;
  • FIG. 3 is an enlarged image of area A of FIG. 2 ;
  • FIG. 4 is an exploded view of FIG. 1 ;
  • FIG. 5 is a perspective view showing a smoke duct in accordance with the present invention.
  • FIG. 6 is a perspective view showing an atomizer in accordance with the present invention.
  • FIG. 7 is a perspective view showing a connector head in accordance with the present invention.
  • FIG. 8 is a perspective view showing a sleeve in accordance with the present invention.
  • FIG. 9 is a perspective view showing a connection structure of a first conductive pillar and a second conductive pillar in accordance with the present invention.
  • the electronic cigarette includes a mouthpiece section 1 , an atomizing section 2 and a rod section 3 from top to bottom, respectively.
  • the mouthpiece section 1 is used to provide a suction nozzle 11 .
  • the smoke generated from the atomizing section 2 passes through the mouthpiece section 1 and finally reaches the user's mouth.
  • the mouthpiece section 1 is directly held in the user's mouth.
  • the rod section 3 is mounted on a bottom of the electronic cigarette, which is gripped by user's hand.
  • the rod section 3 has a first cylinder 30 for accommodating a power source 31 .
  • the power source 31 is installed in the first cylinder 30 and provides energy for the atomizing section 2 .
  • the first cylinder 30 has an airflow sensor 32 arranged along a longitudinal direction of the power source 31 .
  • the airflow sensor 32 can installed at a bottom end or a top end of the power source 31 .
  • the atomizing section 2 is arranged between the mouthpiece section 1 and the rod section 3 .
  • the atomizing section 2 includes a second cylinder 20 , a smoke duct 21 and an atomizer 22 .
  • One end of the second cylinder 20 is connected to the mouthpiece section 1
  • the other end of the second cylinder 20 is connected to the first cylinder 30 .
  • the smoke duct 21 passes through the second cylinder 20 .
  • the smoke duct 21 includes a guiding cavity 210 which is arranged at a top of the smoke duct 21 and extended into the mouthpiece section 1 , and an atomization cavity 211 which is arranged at a bottom of the smoke duct 21 and communicated with the second cylinder 20 .
  • the atomizer 22 is installed in the atomization cavity 211 .
  • the working state of the atomizer 22 is controlled by the airflow sensor 32 . According to sensing result of the airflow sensor 32 , the atomizer 22 is turned on or turned off.
  • a bottom of the atomizer 22 has a waterproof membrane 24 , an edge of the waterproof membrane 24 is connected with an inner wall of the smoke duct 21 .
  • the waterproof membrane 24 seals the bottom of the atomizer 22 .
  • the waterproof membrane 24 , the mouthpiece section 1 , the smoke duct 21 and the first cylinder 30 are communicated to each other to form an airflow channel, so that the external airflow can enter in the airflow duct to trigger the airflow sensor 32 .
  • the waterproof membrane 24 has a special material which prevents the liquid smoke oil in the smoke oil storage 23 from passing through the waterproof membrane 24 , and allows the airflow passing through the waterproof membrane 24 .
  • the waterproof membrane 24 not only solves the problem of smoke oil leakage, but also solves the problem of passing airflow in the airflow channel.
  • the second cylinder 20 is formed of a transparent glass.
  • the waterproof membrane 24 , the smoke duct 21 and the first cylinder 30 are formed as a negative pressure channel. So that a sensing airflow is formed from a bottom end of the first cylinder 30 , through the waterproof membrane 24 into the atomizer 22 and the smoke duct 21 , and through the smoke duct 21 into the user's mouth.
  • the sensing airflow triggers the airflow sensor 32 , thereby turns on the atomizer 22 , so that the atomizer 22 starts to work.
  • the electronic cigarette with breath sensing function not only realizes the function of automatically turning on the power source 31 through the suction action.
  • the airflow sensor 32 and the second cylinder 20 containing the smoke oil are arranged in a separated longitudinal direction. It is no longer necessary to provide a separate installation structure for the airflow sensor 32 in the atomizing section 2 . So that the electronic cigarette has a slender, light and coordinated structure, and can also avoid the leakage of smoke oil.
  • the waterproof membrane 24 is clamped between two rubber rings 25 .
  • the rubber rings 25 are cylindrical structures, so that the smoke duct 21 , the atomizer 22 and the two rubber rings 25 can communicate with each other to form the airflow channel.
  • the atomizer 22 includes a cylindrical heater 220 , a heating wire 221 in a cavity of the heater 220 , and an oil-absorbing cotton 222 covering an outer wall of the heater 220 .
  • the oil inlet has a plurality of oil inlet holes 212 opened on a side wall of the atomization cavity 211 of the smoke duct 21 .
  • the heating wire 221 is used to heat up the heater 220
  • the heater 220 is used to heat up the oil-absorbing cotton 222 , thereby atomizing the smoke oil in the oil-absorbing cotton 222 .
  • the heater 220 is a ceramic tube
  • the smoke oil in the smoke oil storage 23 enters the oil-absorption cotton 222 through the oil inlet holes 212 of the atomization cavity 211 , and the smoke oil is absorbed by the oil-absorption cotton 222 .
  • the heating wire 221 is heating up to rise the temperature of the heater 220 .
  • the smoke oil absorbed on the oil-absorbing cotton 222 is atomized to generate smoke particles, and the smoke particles enter the guiding cavity 210 from the atomization cavity 211 and inhaled by the user.
  • a bottom of the second cylinder 20 has a connector head 26 .
  • the connector head 26 is formed as a T-shaped viewed from lateral side and formed as a ring structure viewed from top side and bottom side.
  • the second cylinder 20 is detachably connected to the first cylinder 30 through the connector head 26 .
  • the atomizing section 2 can be separated from the rod section 3 .
  • the atomization cavity 211 of the smoke duct 21 extends downward to an outside of the second cylinder 20 .
  • the atomization cavity 211 of the smoke duct 21 extends downward and extends into the connector head 26 .
  • a top of the connector head 26 is sleeved on an outer wall of the atomization cavity 211 of the smoke duct 21 .
  • a bottom of the connector head 26 is extended into the first cylinder 30 and is screwed with the first cylinder 30 .
  • an inner wall of the bottom of the second cylinder 20 defines an annular rib (not shown) and the outer wall of the atomization cavity 211 defines an annular shoulder 213 abutted against the annular rib, and a sealing ring 29 is sandwiched in between the annular shoulder 213 and the annular rib.
  • a sleeve 33 is inserted into a top opening of the first cylinder 30 .
  • An inner wall of the sleeve 33 has an internal thread.
  • An outer wall of a lower portion of the connector head 26 has an external thread matching the internal thread of the sleeve 33 .
  • the connector head 26 can be screwed with the sleeve 33 .
  • a cavity is formed inside the connector head 26 .
  • a hollow first conductive pillar 27 is positioned in a bottom of the cavity of the connector head 26 .
  • a hollow second conductive pillar 34 is positioned in a middle of a cavity of the sleeve 33 .
  • a positive end of the heating wire 221 is electrically connected to the first conductive pillar 27 , and a positive end of the power source 31 is electrically connected to the second conductive pillar 34 through the airflow sensor 32 . So that the positive end of the heating wire 221 electronically connects with a positive output of the airflow sensor 32 .
  • an inner wall of the connector head 26 has a ring-shaped first flange 260
  • an inner wall of the sleeve 33 has a ring-shaped second flange 330 .
  • the first conductive pillar 27 and the second conductive pillar 34 are engaged with the first flange 260 and the second flange 330 , respectively.
  • both the connector head 26 and the sleeve 33 are formed of metal material.
  • a negative end of the heating wire 221 passes through the heater 220 and electrically connects to the connector head 26 .
  • a first insulating sleeve 28 is sleeved on the first conductive pillar 27 .
  • a second insulating sleeve 35 is sleeved on the second conductive pillar 34 .
  • An outer surface of the first insulating sleeve 28 defines a first slot 280 for engaging with the first flange 260
  • an outer surface of the second insulating sleeve 35 defines a second slot 350 for engaging with the second flange 330 .
  • the sleeve 33 and the connector head 26 are used as negative connection lines, and therefore an additional negative line structure is avoided.
  • the electronic cigarette has simple design and low cost of manufacture.
  • a positive elastic sheet 310 and a negative elastic sheet 311 of the power source 31 are respectively fixed in an insulating elastic rubber pad 40 .
  • the airflow sensor 32 is disposed below the positive end of the power source 31 .
  • the positive electrode sheet 310 and the negative electrode sheet 311 of the power source 31 are electrically connected to the airflow sensor 32 through a first connecting wire 41 and a second connecting wire 42 respectively.
  • the airflow sensor 32 is electrically connected to the second conductive pillar 34 through a third connection wire 43 , and the second connection wire 42 is also electrically connected to the sleeve 33 .
  • the airflow sensor 32 when the sensing airflow is generated in the smoke duct 21 , in order to improve sensing airflow at the airflow sensor 32 , the airflow sensor 32 can be immediately triggered, a top of the sleeve 33 protrudes outward to form an annular flange 331 .
  • a top edge of the first cylinder 30 abuts on a bottom edge of the annular flange 331 .
  • Outer surfaces of the annular flange 331 and the sleeve 33 define at least one air inlet 332 communicates with the inside of the first cylinder 30 .
  • the air inlet 332 communicates with the inside of the first cylinder 30 , when negative pressure is generated in the first cylinder 30 due to suction action, the external airflow enters in the first cylinder 30 through the air inlet 332 . Therefore, the sensing airflow generates a pushing force on the airflow sensor 32 , so that the sensitive performance of the airflow sensor 32 is ensured, and the airflow sensor 32 can immediately perform actions.
  • the mouthpiece section 1 includes a sealing joint 10 having a hollow structure and a suction nozzle 11 plugs to the sealing joint 10 .
  • the sealing joint 10 is sleeved on the top of the smoke duct 21 and is tightly connected to the second cylinder 20 . The user can easily suck the electronic cigarette through the suction nozzle 11 .
  • the electronic cigarette has a case, in this embodiment, the first cylinder 30 and the second cylinder 20 are assembled into the case.
  • the power source 31 , the airflow sensor 32 , the atomizer 25 , the smoke duct 21 and the airflow channel are positioned in the case.
  • the external airflow enters in the first cylinder 30 through the air inlet 332 of the sleeve 33 , the external airflow in the case becomes the sensing airflow because of the negative pressure channel formed in the case.
  • the sensing airflow pushes the airflow sensor 32 and the airflow sensor 32 is triggered.
  • the hollow first conductive pillar 27 has a first channel penetrating a top and a bottom of the hollow first conductive pillar 27 .
  • the hollow second conductive pillar 34 have a second channel penetrating a top and a bottom of the hollow second conductive pillar 34 .
  • the negative pressure channel is constructed by an inner surface of the smoke duct 21 , an inner surface of the cylinder heater 220 of the atomizer 22 , an inner surface of the first channel of the hollow first conductive pillar 27 , an inner surface of the second channel of the hollow second conductive pillar 34 , an inner surface of the first cylinder 30 and the waterproof membrane 24 .
  • the waterproof membrane 24 prevents the liquid smoke oil in the oil-absorbing cotton 222 of the atomizer from leaking through waterproof membrane 24 , and allows the airflow passing the waterproof membrane 24 in the case, that the atomizer 22 leaks the liquid smoke oil into the first cylinder 30 is prevented.
  • the smoke particles are carried by the airflow in the case, and the waterproof membrane 24 allows the airflow to pass through the waterproof membrane 24 . Therefore, the electronic cigarette can prevent liquid smoke oil from leaking into the first cylinder 30 by simple design of the waterproof membrane 24 .
  • the power source 31 and the airflow sensor 32 in the first cylinder 30 can be protected by the waterproof membrane 24 .

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  • Electrostatic Spraying Apparatus (AREA)
US16/903,348 2019-10-22 2020-06-16 Electronic cigarette with breathing sensing function Abandoned US20210112876A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201921782204.XU CN211746956U (zh) 2019-10-22 2019-10-22 具有呼吸感测功能的电子烟
CN201921782204.X 2019-10-22

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US20210112876A1 true US20210112876A1 (en) 2021-04-22

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US16/903,348 Abandoned US20210112876A1 (en) 2019-10-22 2020-06-16 Electronic cigarette with breathing sensing function

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US (1) US20210112876A1 (zh)
CN (1) CN211746956U (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023133104A1 (en) * 2022-01-04 2023-07-13 Next Level Ventures LLC Short-circuit and leak proof vaporizing devices and methods of use or manufacture thereof
WO2023206406A1 (en) * 2022-04-29 2023-11-02 The Blinc Group, Inc. Vaporizer cartridge with improved mouthpiece

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015003374A1 (zh) * 2013-07-11 2015-01-15 吉瑞高新科技股份有限公司 电子烟
US20150282530A1 (en) * 2014-04-07 2015-10-08 Intrepid Brands, LLC Apparatus comprising a check valve for dispensing e-liquids
US20160286858A1 (en) * 2013-12-30 2016-10-06 Qiuming Liu Electronic cigarette, and battery rod and atomizer
US20170143040A1 (en) * 2014-08-14 2017-05-25 Huizhou Kimree Technology Co., Ltd. Atomization assembly and electronic cigarette
US20190082736A1 (en) * 2017-09-19 2019-03-21 Rai Strategic Holdings, Inc Differential pressure sensor for an aerosol delivery device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015003374A1 (zh) * 2013-07-11 2015-01-15 吉瑞高新科技股份有限公司 电子烟
US20160286858A1 (en) * 2013-12-30 2016-10-06 Qiuming Liu Electronic cigarette, and battery rod and atomizer
US20150282530A1 (en) * 2014-04-07 2015-10-08 Intrepid Brands, LLC Apparatus comprising a check valve for dispensing e-liquids
US20170143040A1 (en) * 2014-08-14 2017-05-25 Huizhou Kimree Technology Co., Ltd. Atomization assembly and electronic cigarette
US20190082736A1 (en) * 2017-09-19 2019-03-21 Rai Strategic Holdings, Inc Differential pressure sensor for an aerosol delivery device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Translation of WO 2015/003374 (Year: 2015) *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023133104A1 (en) * 2022-01-04 2023-07-13 Next Level Ventures LLC Short-circuit and leak proof vaporizing devices and methods of use or manufacture thereof
WO2023206406A1 (en) * 2022-04-29 2023-11-02 The Blinc Group, Inc. Vaporizer cartridge with improved mouthpiece

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AS Assignment

Owner name: CHENG UEI PRECISION INDUSTRY CO., LTD., TAIWAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LIAO, YI-PING;REEL/FRAME:052957/0096

Effective date: 20200616

STPP Information on status: patent application and granting procedure in general

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STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION