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WO2018078546A2 - Dispositif de production de vapeur et procédé de production de vapeur - Google Patents

Dispositif de production de vapeur et procédé de production de vapeur Download PDF

Info

Publication number
WO2018078546A2
WO2018078546A2 PCT/IB2017/056629 IB2017056629W WO2018078546A2 WO 2018078546 A2 WO2018078546 A2 WO 2018078546A2 IB 2017056629 W IB2017056629 W IB 2017056629W WO 2018078546 A2 WO2018078546 A2 WO 2018078546A2
Authority
WO
WIPO (PCT)
Prior art keywords
electric heater
liquid
generating device
wick
vapor
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.)
Ceased
Application number
PCT/IB2017/056629
Other languages
English (en)
Other versions
WO2018078546A3 (fr
Inventor
Ilario Melzi
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.)
McNeil AB
Original Assignee
McNeil AB
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 McNeil AB filed Critical McNeil AB
Priority to EP17801114.4A priority Critical patent/EP3531850A2/fr
Priority to US16/341,098 priority patent/US20200037665A1/en
Priority to EP20155777.4A priority patent/EP3679816A3/fr
Publication of WO2018078546A2 publication Critical patent/WO2018078546A2/fr
Publication of WO2018078546A3 publication Critical patent/WO2018078546A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • A24F40/46—Shape or structure of electric heating means
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/16—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
    • A24B15/167—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes in liquid or vaporisable form, e.g. liquid compositions for electronic cigarettes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/44—Wicks
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/48—Fluid transfer means, e.g. pumps
    • A24F40/485—Valves; Apertures
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the invention relates to a vapor generating device for generating a vapor from a liquid, wherein said liquid comprises nicotine or a salt thereof, and a method of generating vapor from a liquid.
  • the invention further relates to an electronic delivery system for providing nicotine to a user.
  • ENDS Electronic nicotine delivery systems
  • Some inexpensive products known as e-cigarettes, on the market deliver the nicotine-containing liquid to the heater via a fabric saturated with the liquid and other devices provide a disposable cartridge for the liquid.
  • the liquid saturates a sponge material that helps to transport it to the heater.
  • Other systems incorporate an inexpensive glass fiber bundle wick to transport the liquid from the heater.
  • the wick itself is often integrated with an electric heater.
  • the liquid, wick and heater are all elements of the disposable cartridge.
  • the invention relates to the development of new improved vapor generating device for generating a vapor from a liquid.
  • the vapor generating device is used in an electronic delivery system for generating a vapor from a liquid such as a nicotine solution, wherein said system secures that there will be no leakage of any liquid or vapor as well as a controlled delivery of the vapor in terms of dosage, which enables the possibility to provide specific and defined doses to a human in need to quit smoking.
  • the system shows a consistency in relation to providing the same dosages over time up to at least 400 dosages.
  • liquid received in a wick or similar liquid carrying device is vaporized by an electric heater enclosing at least a heater section of said wick.
  • the wick can be self-contained or supported by a tube-like element.
  • the vapor generating device is arranged in the vicinity of a cartridge supporting a liquid container, so as to allow the wick or similar liquid carrying device to transport liquid from the container to the heater section of the wick.
  • the heater is connected to an energy or power source and a control unit that will activate the heater at certain conditions.
  • the heater is mounted on or supported by a base plate. Any required electric wirings extend from the heater through base plate to control unit and power supply.
  • the electric heater is provided with a plurality of apertures or through holes through which liquid may pass from the wick and be vaporized when the heater is activated. An open volume at the heater forms a vaporizing chamber.
  • the wick is elongated and has an extension section extending outside the heater.
  • Vapor generating device is enclosed in a housing together with a power supply and a control unit.
  • a mouth piece In the delivery system, there is also a mouth piece and at least one channel or outlet conduit extending from the mouth piece to the vaporizing chamber.
  • vaporized liquid present in the vaporizing chamber will be drawn through the at least one duct or outlet conduit to the mouth piece and to the user.
  • the mouth piece is inserted into the housing.
  • the housing is provided with at least one air inlet connecting vaporizing chamber with the exterior of housing.
  • the invention relates to a method of using the system or method as defined above or below for the treatment of a human being a smoking addict, i.e., aid in quitting smoking.
  • Figure 1 is a schematic perspective view showing one embodiment of an electronic delivery system comprising a vapor generating device in accordance with the invention.
  • Figure 2 is a schematic perspective view showing a first embodiment of a vapor generating device in accordance with the invention schematically shown in a system between a mouth piece and a bottom section of a housing.
  • Figure 3 is a schematic perspective view showing a second embodiment of a vapor generating device in accordance with the invention.
  • Figure 4 is a schematic perspective view showing a third embodiment of a vapor generating device in accordance with the invention. DETAILED DESCRIPTION OF EMBODIMENTS OF THE INVENTION
  • an electronic delivery system 40 shown in Figure 1 comprises a vapor generating device 10 in accordance with the invention.
  • Vapor generating device 10 is enclosed in a housing 46.
  • a disposable cartridge 42 with a mouthpiece 44 is attached to and partly inserted into housing 46.
  • Vapor generating device 10 is completely enclosed within housing 46 and is shown schematically only.
  • At least one air inlet 17 is provided and extends into an interior space within housing 46.
  • the invention relates to a vapor generating device 10 for generating a vapor from a liquid, wherein said liquid comprises nicotine or a salt thereof.
  • the liquid is contained in a reservoir 14 supported inside said disposable cartridge 42.
  • a vapor generating device 10 shown in Figure 2 and Figure 3 comprise a base plate 11 and an elongated wick or similar liquid carrying element extending from base plate 11 inside a tube 30.
  • Tube 30 is hollow with an interior void formed as a central bore 26 in which a wick 24 is received.
  • An electric heater 20 encloses a heater section 22 of the wick 24 and the tube 30. Electric heater 20 and housing 46 cooperate to form a vaporization chamber 18 schematically shown in Figure 2.
  • Electric heater 20 is formed with an interior opening arranged to receive tube 30.
  • a plurality of apertures 28 extends radially from the interior opening to the exterior of the electric heater 20.
  • tube 30 is rigid. Tube 30 is elongated and will enter reservoir 14 through a port 16 when cartridge 42 is inserted into housing 46. Port 16 ensures that there is no leaking of fluid from reservoir 14. At least one sponge 23 is provided inside reservoir 14. Sponge 23 is soaked with liquid.
  • electric heater 20 comprises an electrically resistive material embedded within a heat diffusing material.
  • Rigid tube 20 comprises a material that allows to be heated by electric heater 20 to above 120 °C.
  • material of heater 20 withstands temperatures in interval 120 °C to 200 °C.
  • material of heater 20 withstands temperatures such as at least 130, 140, 150, 160, 170, 180, 190, 200, 210, 220, 230, 240 or 250 °C.
  • the rigid tube becomes heated and the liquid present within the openings of the rigid tube 20 becomes heated and vaporize. The vapor moves away towards the mouth piece and into the human being.
  • a suitable plastic material can be used for the rigid tube.
  • Base plate 11 isolates electric heater 20 from other thermally sensitive components of electronic delivery system 40.
  • Base plate 11 forms a part of a wall section 12 separating electric heater 20 from other components enclosed within housing 46.
  • Rigid tube 20 is formed with at least one opening 31, extending from central bore 26 to the exterior of rigid tube 20. Normally, a plurality of spaced apart openings 31, 32 is provided. In various embodiments, elongated openings 31 are provided and in other embodiments circular openings 32, as shown in Figure 3, are provided. Other shapes of openings can be used. It is also possible to combine differently shaped openings in rigid tube 20.
  • Elongated self-contained wick 25 intimately contacts electric heater 20.
  • Elongated self-contained wick 25 is sufficiently rigid and robust to resist damage and significant distortion while moving axially with respect to port 16 of disposable cartridge 42.
  • Electric heater 20 is formed with an interior opening arranged to receive elongated self-contained wick 25, and a plurality of apertures 28 extending from interior space to an exterior surface. Spaced apart openings 31, 32 are facing or opening into apertures 28. Liquid received from reservoir 14 in wick 24, 25 will be transmitted through apertures 28 and will be heated by electric heater 20 and be vaporized.
  • Wick 24 and elongated self-contained wick 25 comprise an extension section 27.
  • Extension section 27 has a length sufficient to penetrate through port 16 into reservoir 14 when cartridge 42 is attached to housing 46 to transport liquid to heater section 22.
  • wick 24 and elongated self-contained wick 25 are fixedly mounted within interior opening of electric heater 20.
  • the invention in a second aspect relates to a method of generating a vapor from a liquid.
  • Liquid is transported through wick 24, 25 to heater section 22 where liquid exits through apertures 28.
  • Electric heater 20 is activated by control unit 36 and heated by power from power supply 34 to a temperature over boiling point of the liquid used to start vaporization of liquid in vaporization chamber 18.
  • control unit 36 stops power supply from providing energy to electric heater and the vaporization stops.
  • the system is calibrated to give a predetermined dose of the active ingredient, such as nicotine or a salt thereof every time the power source is activated.
  • said predetermined period of time starts when a pressure transducer senses a change of pressure caused by inhalation in mouthpiece by a user. Said pressure transducer can be arranged in the vicinity of air inlet 17.
  • the liquid in the cartridge may be a liquid such as those disclosed in the PCT application WO 2015/177177, comprising Propylene glycol, water and nicotine or a salt thereof.
  • a liquid having suitable properties, which makes the liquid vaporizes when the electric heater become active and heats up the liquid, suitable to be used in the second system as disclosed herein.
  • the invention relates to a system for generating a vapor from a liquid, wherein said liquid comprises nicotine or a salt thereof.
  • the method comprises the steps of
  • a system comprising at least a power supply (34), an electric heater (20), energy source (20), a plastic tube (30) with openings (31 or 32) and a wick (24) being placed within the plastic tube (30).
  • the system has at least one air inlet and provides a receptacle for a disposable cartridge (42) proximate the electric heater (20), the wick (24) and the plastic tube (30).
  • Attaching cartridge (42) comprising liquid reservoir (14) containing a liquid comprising nicotine or a salt thereof and having a mouth piece (44) located in one end, the cartridge (42) being attached to the system so that the wick (24) extends from the system into liquid reservoir (14) of the cartridge to enable transfer of liquid from the cartridge into the system.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Catching Or Destruction (AREA)

Abstract

L'invention porte sur un dispositif de production de vapeur (10) destiné à produire une vapeur à partir d'un liquide, ledit liquide comprenant de la nicotine ou un sel de celle-ci, sur un procédé de production de vapeur et sur un système de distribution électronique pour fournir de la nicotine à un utilisateur. Le dispositif de production de vapeur (10) comprend une plaque de base (11) supportant un élément chauffant électrique (20), ledit élément chauffant électrique (20) ayant un espace intérieur conçu pour recevoir une mèche allongée de transport de liquide (24), et une pluralité d'ouvertures (28) s'étendant depuis l'espace intérieur vers une surface extérieure, lesdites ouvertures (28) transmettant du liquide libéré de la mèche (24) à l'élément chauffant électrique (20). L'invention concerne également un procédé d'utilisation du dispositif de production de vapeur (10) pour inhaler l'aérosol de nicotine.
PCT/IB2017/056629 2016-10-27 2017-10-25 Dispositif de production de vapeur et procédé de production de vapeur Ceased WO2018078546A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP17801114.4A EP3531850A2 (fr) 2016-10-27 2017-10-25 Dispositif de production de vapeur et procédé de production de vapeur
US16/341,098 US20200037665A1 (en) 2016-10-27 2017-10-25 A vapor generating device and a method for generating vapor
EP20155777.4A EP3679816A3 (fr) 2016-10-27 2017-10-25 Dispositif et procédé de production de vapeur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1651411-9 2016-10-27
SE1651411 2016-10-27

Publications (2)

Publication Number Publication Date
WO2018078546A2 true WO2018078546A2 (fr) 2018-05-03
WO2018078546A3 WO2018078546A3 (fr) 2018-06-07

Family

ID=60409322

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2017/056629 Ceased WO2018078546A2 (fr) 2016-10-27 2017-10-25 Dispositif de production de vapeur et procédé de production de vapeur

Country Status (5)

Country Link
US (1) US20200037665A1 (fr)
EP (2) EP3531850A2 (fr)
MA (1) MA46629A (fr)
TW (1) TWI738899B (fr)
WO (1) WO2018078546A2 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019222774A1 (fr) * 2018-05-23 2019-11-28 Von Erl. Gmbh Corps d'évaporateur pour un dispositif évaporateur d'un inhalateur
US10905835B2 (en) 2018-10-15 2021-02-02 Juul Labs, Inc. Heating element
US11129414B2 (en) 2016-12-27 2021-09-28 Juul Labs, Inc. Thermal wick for electronic vaporizers
US11278058B2 (en) 2017-08-28 2022-03-22 Juul Labs, Inc. Wick for vaporizer device
US11986590B2 (en) 2018-06-26 2024-05-21 Juul Labs, Inc. Vaporizer wicking elements including a hollow core

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10660370B2 (en) * 2017-10-12 2020-05-26 Rai Strategic Holdings, Inc. Aerosol delivery device including a control body, an atomizer body, and a cartridge and related methods
US20230384621A1 (en) * 2022-05-28 2023-11-30 Thomas Jason Barlow Eyeglasses for holding vape device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015177177A1 (fr) 2014-05-21 2015-11-26 Mcneil Ab Formulation liquide comprenant de la nicotine pour administration par aérosol

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014071623A1 (fr) * 2012-11-12 2014-05-15 Liu Qiuming Dispositif de cigarette électronique, cigarette électronique et dispositif d'atomisation associé
MX2015013513A (es) * 2013-03-22 2016-10-26 Altria Client Services Llc Articulo electronico para fumar.
KR102311027B1 (ko) * 2014-08-14 2021-10-08 삼성전자 주식회사 그룹단말의 프로파일 설치 방법
WO2016079151A1 (fr) * 2014-11-17 2016-05-26 Mcneil Ab Récipient à l'épreuve des enfants pour des cartouches contenant de la nicotine
PL229757B1 (pl) * 2015-02-06 2018-08-31 Esmoking Inst Spolka Z Ograniczona Odpowiedzialnoscia Elektroniczne urządzenie do wytwarzania aerozolu, moduł parownika oraz sposób wytwarzania aerozolu

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015177177A1 (fr) 2014-05-21 2015-11-26 Mcneil Ab Formulation liquide comprenant de la nicotine pour administration par aérosol

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11129414B2 (en) 2016-12-27 2021-09-28 Juul Labs, Inc. Thermal wick for electronic vaporizers
US11278058B2 (en) 2017-08-28 2022-03-22 Juul Labs, Inc. Wick for vaporizer device
WO2019222774A1 (fr) * 2018-05-23 2019-11-28 Von Erl. Gmbh Corps d'évaporateur pour un dispositif évaporateur d'un inhalateur
US11986590B2 (en) 2018-06-26 2024-05-21 Juul Labs, Inc. Vaporizer wicking elements including a hollow core
US10905835B2 (en) 2018-10-15 2021-02-02 Juul Labs, Inc. Heating element

Also Published As

Publication number Publication date
US20200037665A1 (en) 2020-02-06
TW201828843A (zh) 2018-08-16
WO2018078546A3 (fr) 2018-06-07
TWI738899B (zh) 2021-09-11
EP3679816A3 (fr) 2020-09-16
MA46629A (fr) 2019-09-04
EP3531850A2 (fr) 2019-09-04
EP3679816A2 (fr) 2020-07-15

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