US20180317551A1 - Electronic smoking device, cartomizer and liquid reservoir - Google Patents

Electronic smoking device, cartomizer and liquid reservoir Download PDF

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Publication number
US20180317551A1
US20180317551A1 US15/770,734 US201615770734A US2018317551A1 US 20180317551 A1 US20180317551 A1 US 20180317551A1 US 201615770734 A US201615770734 A US 201615770734A US 2018317551 A1 US2018317551 A1 US 2018317551A1
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United States
Prior art keywords
liquid reservoir
liquid
atomizer
piston
smoking device
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
US15/770,734
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English (en)
Inventor
Neha DARYANI
Lutz Deichmann
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.)
Fontem Ventures BV
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Fontem Holdings 1 BV
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Filing date
Publication date
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Publication of US20180317551A1 publication Critical patent/US20180317551A1/en
Assigned to FONTEM HOLDINGS 1 B.V. reassignment FONTEM HOLDINGS 1 B.V. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: FONTEM HOLDINGS 2 B.V.
Abandoned 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
    • 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
    • A24F47/008—
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the present invention relates generally to electronic smoking devices and in particular electronic cigarettes as well as cartomizers and liquid reservoirs for electronic smoking devices.
  • An electronic smoking device such as an electronic cigarette (e-cigarette) typically has a housing accommodating an electric power source (e.g. a single use or rechargeable battery, electrical plug, or other power source), and an electrically operable atomizer.
  • the atomizer vaporizes or atomizes liquid supplied from a reservoir and provides vaporized or atomized liquid as an aerosol.
  • Control electronics control the activation of the atomizer.
  • an airflow sensor is provided within the electronic smoking device which detects a user puffing on the device (e.g., by sensing an under-pressure or an air flow pattern through the device). The airflow sensor indicates or signals the puff to the control electronics to power up the device and generate vapor.
  • a switch is used to power up the e-cigarette to generate a puff of vapor.
  • Some electronic smoking devices comprise a cartomizer which is a replaceable unit comprising the atomizer and the reservoir for the liquid.
  • a liquid reservoir for an electronic smoking device comprises a body forming a hollow tube surrounding a central passage connecting ports for attaching the liquid reservoir to further portions of the electronic cigarette.
  • the liquid reservoir further comprises a nozzle towards the central passage, the nozzle being configured to release liquid from the liquid reservoir only when pressure drop along the nozzle exceeds a threshold pressure.
  • a user can produce the pressure drop by sucking at an inhalation port of the electronic smoking device and/or by manually changing a length of the central passage thereby causing compression of the liquid reservoir.
  • FIG. 1 is a schematic cross-sectional illustration of an exemplary e-cigarette
  • FIG. 2 is an exemplary illustration of a liquid reservoir according to an aspect of the invention
  • FIG. 3 is an exemplary illustration of the liquid reservoir of FIG. 2 partly dissembled
  • FIG. 4 is a schematic cross-sectional illustration of FIG. 2 when the liquid reservoir is uncompressed
  • FIG. 5 is a schematic cross-sectional illustration of FIG. 2 when the liquid reservoir is compressed
  • FIG. 6 is a schematic cross-sectional illustration of a further liquid reservoir according to an aspect of the invention.
  • FIG. 7 is a schematic cross-sectional illustration of a yet further liquid reservoir according to an aspect of the invention.
  • FIG. 8 is a schematic cross-sectional illustration of an even yet further liquid reservoir according to an aspect of the invention.
  • an electronic smoking device typically has a housing comprising a cylindrical hollow tube having an end cap 16 .
  • the cylindrical hollow tube may be single piece or a multiple piece tube.
  • the cylindrical hollow tube is shown as a two piece structure having a battery portion 12 and an atomizer/liquid reservoir portion 14 . Together the battery portion 12 and the atomizer/liquid reservoir portion 14 form a cylindrical tube which is approximately the same size and shape as a conventional cigarette, typically about 100 mm with a 7.5 mm diameter, although lengths may range from 70 to 150 or 180 mm, and diameters from 5 to 20 mm.
  • the battery portion 12 and atomizer/liquid reservoir portion 14 are typically made of steel or hardwearing plastic and act together with the end cap 16 to provide a housing to contain the components of the e-cigarette 10 .
  • the battery portion 12 and an atomizer/liquid reservoir portion 14 may be configured to fit together by a friction push fit, a snap fit, or a bayonet attachment, magnetic fit, or screw threads.
  • the end cap 16 is provided at the front end of the battery portion 12 .
  • the end cap 16 may be made from translucent plastic or other translucent material to allow an LED 20 positioned near the end cap to emit light through the end cap.
  • the end cap can be made of metal or other materials that do not allow light to pass.
  • An air inlet may be provided in the end cap, at the edge of the inlet next to the cylindrical hollow tube, anywhere along the length of the cylindrical hollow tube, or at the connection of the battery portion 12 and the atomizer/liquid reservoir portion 14 .
  • FIG. 1 shows a pair of air inlets 38 provided at the intersection between the battery portion 12 and the atomizer/liquid reservoir portion 14 .
  • a battery 18 , a light emitting diode (LED) 20 , control electronics 22 and optionally an airflow sensor 24 are provided within the cylindrical hollow tube battery portion 12 .
  • the battery 18 is electrically connected to the control electronics 22 , which are electrically connected to the LED 20 and the airflow sensor 24 .
  • the LED 20 is at the front end of the battery portion 12 , adjacent to the end cap 16 and the control electronics 22 and airflow sensor 24 are provided in the central cavity at the other end of the battery 18 adjacent the atomizer/liquid reservoir portion 14 .
  • the airflow sensor 24 acts as a puff detector, detecting a user puffing or sucking on the atomizer/liquid reservoir portion 14 of the e-cigarette 10 .
  • the airflow sensor 24 can be any suitable sensor for detecting changes in airflow or air pressure such a microphone switch including a deformable membrane which is caused to move by variations in air pressure.
  • the sensor may be a Hall element or an electro-mechanical sensor.
  • the control electronics 22 are also connected to an atomizer 26 .
  • the atomizer 26 includes a heating coil 28 which is wrapped around a wick 30 extending across a central passage 32 of the atomizer/liquid reservoir portion 14 .
  • the coil 28 may be positioned anywhere in the atomizer 26 and may be transverse or parallel to the liquid reservoir 34 .
  • the wick 30 and heating coil 28 do not completely block the central passage 32 . Rather an air gap is provided on either side of the heating coil 28 enabling air to flow past the heating coil 28 and the wick 30 .
  • the atomizer may alternatively use other forms of heating elements, such as ceramic heaters, or fiber or mesh material heaters. Nonresistance heating elements such as sonic, piezo and jet spray may also be used in the atomizer in place of the heating coil.
  • the central passage 32 is surrounded by a cylindrical liquid reservoir 34 with the ends of the wick 30 abutting or extending into the liquid reservoir 34 .
  • the wick 30 may be a porous material such as a bundle of fiberglass fibers, with liquid in the liquid reservoir 34 drawn by capillary action from the ends of the wick 30 towards the central portion of the wick 30 encircled by the heating coil 28 .
  • the liquid reservoir 34 may alternatively include wadding soaked in liquid which encircles the central passage 32 with the ends of the wick 30 abutting the wadding.
  • the liquid reservoir 34 may comprise a toroidal cavity arranged to be filled with liquid and with the ends of the wick 30 extending into the toroidal cavity.
  • An air inhalation port 36 is provided at the back end of the atomizer/liquid reservoir portion 14 remote from the end cap 16 .
  • the inhalation port 36 may be formed from the cylindrical hollow tube atomizer/liquid reservoir portion 14 or maybe formed in an end cap.
  • a user sucks on the e-cigarette 10 .
  • This causes air to be drawn into the e-cigarette 10 via one or more air inlets, such as air inlets 38 and to be drawn through the central passage 32 towards the air inhalation port 36 .
  • the change in air pressure which arises is detected by the airflow sensor 24 which generates an electrical signal that is passed to the control electronics 22 .
  • the control electronics 22 activate the heating coil 28 which causes liquid present in the wick 30 to be vaporized creating an aerosol (which may comprise gaseous and liquid components) within the central passage 32 .
  • this aerosol is drawn through the central passage 32 and inhaled by the user.
  • control electronics 22 also activate the LED 20 causing the LED 20 to light up which is visible via the translucent end cap 16 mimicking the appearance of a glowing ember at the end of a conventional cigarette.
  • the control electronics 22 also activate the LED 20 causing the LED 20 to light up which is visible via the translucent end cap 16 mimicking the appearance of a glowing ember at the end of a conventional cigarette.
  • liquid present in the wick 30 is converted into an aerosol more liquid is drawn into the wick 30 from the liquid reservoir 34 by capillary action and thus is available to be converted into an aerosol through subsequent activation of the heating coil 28 .
  • Some e-cigarette are intended to be disposable and the electric power in the battery 18 is intended to be sufficient to vaporize the liquid contained within the liquid reservoir 34 after which the e-cigarette 10 is thrown away.
  • the battery 18 is rechargeable and the liquid reservoir 34 is refillable. In the cases where the liquid reservoir 34 is a toroidal cavity, this may be achieved by refilling the liquid reservoir 34 via a refill port.
  • the atomizer/liquid reservoir portion 14 of the e-cigarette 10 is detachable from the battery portion 12 and a new atomizer/liquid reservoir portion 14 can be fitted with a new liquid reservoir 34 thereby replenishing the supply of liquid.
  • replacing the liquid reservoir 34 may involve replacement of the heating coil 28 and the wick 30 along with the replacement of the liquid reservoir 34 .
  • a replaceable unit comprising the atomizer 26 and the liquid reservoir 34 is called a cartomizer.
  • the new liquid reservoir 34 may be in the form of a cartridge having a central passage 32 through which a user inhales aerosol.
  • aerosol may flow around the exterior of the cartridge 32 to an air inhalation port 36 .
  • the LED 20 may be omitted.
  • the airflow sensor 24 may be placed adjacent the end cap 16 rather than in the middle of the e-cigarette.
  • the airflow sensor 24 may be replaced with a switch which enables a user to activate the e-cigarette manually rather than in response to the detection of a change in air flow or air pressure.
  • the atomizer may have a heating coil in a cavity in the interior of a porous body soaked in liquid.
  • aerosol is generated by evaporating the liquid within the porous body either by activation of the coil heating the porous body or alternatively by the heated air passing over or through the porous body.
  • the atomizer may use a piezoelectric atomizer to create an aerosol either in combination or in the absence of a heater.
  • FIG. 2 is a schematic illustration of a liquid reservoir according to an aspect of the invention and in FIG. 3 the liquid reservoir of FIG. 2 is illustrated schematically in a partly dissembled state.
  • FIG. 4 is a schematic cross-sectional illustration of FIG. 2 when the liquid reservoir is uncompressed and
  • FIG. 5 is a schematic cross-sectional illustration of FIG. 2 when the liquid reservoir is compressed.
  • the liquid reservoir 34 comprises a body in form of a hollow cylinder 110 into which a tubal element 120 is inserted.
  • the tubal element 120 has an annularly protruding ring 121 on one end.
  • the ring's 121 outer diameter corresponds to the hollow cylinder's 110 inner diameter such that the hollow cylinder 110 can be closed at one end by insertion of the tubal element 120 into the hollow cylinder 110 with a toroidal cavity remaining between the tubal element 120 and the cylinder 110 .
  • Cylinder 110 , ring 121 and pin hole 123 are configured such that once assembled the cavity is water proof as long as pressure drop along the pin hole 123 does not exceed a threshold pressure. I.e. to get liquid to escape from the cavity, through the pin hole 123 , pressure has to be build up in the cavity.
  • the cartomizer depicted in FIGS. 2 and 3 further comprises a hollow piston 130 .
  • the piston 130 is a further tubal element with an outer diameter corresponding to the inner diameter of the hollow cylinder 110 and, in addition, an inner diameter of the hollow piston 130 corresponds to an outer diameter of the tubal element 120 such that the hollow cylinder 110 can be closed at the other end by insertion of the piston 130 into the hollow cylinder 110 and onto the tubal element 120 .
  • At an end of the piston 130 determined for insertion into the cylinder there are an inner gasket ring 132 at the inner surface of the tubal piston 130 and an outer gasket ring 131 at the outer surface of the piston 130 .
  • the inner gasket ring 132 seals the piston 130 with respect to the tubal element 120 .
  • the outer gasket ring 131 seals the piston 130 with respect to the hollow cylinder 110 .
  • the inner gasket ring 132 is provided around the tubal element 120 and/or the outer gasket ring 131 is provided inside the hollow cylinder 110 .
  • the gasket rings 131 , 132 may be positioned in an annular furrow.
  • a limiting element 140 is further comprised.
  • the limiting element 140 is formed to be hollow and cylindrical and comprises a plate 142 at one end.
  • An axial hole 119 is provided through the plate 142 , the axial hole 119 having a diameter corresponding to an outer diameter of the piston 120 .
  • the limiting element 140 has an inner diameter corresponding to the outer diameter of the hollow cylinder 110 such that the limiting element 140 can be fit on the hollow cylinder 110 .
  • the limiting element 140 comprises a female thread and the hollow cylinder 110 comprises a male thread such that the limiting element 140 and the hollow cylinder 110 can be screwed together.
  • the piston 130 comprises a thickened part 134 , also called annular protrusion throughout this specification, which has an outer diameter larger than the axial hole 119 .
  • the thickened part 134 cannot pass through the axial hole 119 .
  • the limiting element thereby limits movement of the piston 130 .
  • a resilient element which in the example illustrated is a spring 150 .
  • the piston passes through the spring.
  • the user when pushing the piston for reducing the volume of the cavity, compresses the spring which, once the user stops holding the piston, moves the piston back.
  • the limiting element prevents the piston from escaping from the hollow cylinder. Moving the piston into the hollow cylinder increases the pressure therein with liquid squirting through the pin hole once the pressure increase exceeds a threshold pressure. When the spring moves back the piston air enters into the cavity through the pin hole 123 .
  • a heating coil is an integral part of a battery portion of the electronic smoking device and the liquid reservoir is detachable from the battery portion.
  • the atomizer is an integral part of the cartomizer and the cartomizer is detachable from the battery portion.
  • the atomizer is detachable from both the liquid reservoir and the battery portion.
  • the atomizer, respectively the cartomizer, and the battery portion comprise elements for electrically connecting the atomizer, respectively the cartomizer, to a battery comprised in the battery portion when being attached thereto.
  • the elements and the counter-elements can be a pair of female and male coaxial threads, for instance.
  • the spring is arranged between the plate 142 of the limiting element 140 and the thickened part 134 of the piston 130 .
  • the user when pulling the piston 130 , increases the volume of the cavity with air entering through the pin hole 123 and compresses the spring 150 .
  • the spring moves the piston 130 back thereby reducing the volume again and squirting out liquid trough the pin hole 123 .
  • FIG. 7 is a schematic cross-sectional illustration of a further cartomizer comprising a liquid reservoir according to an embodiment of the invention.
  • the cartomizer 100 comprises a hollow cylinder 110 having a plate 111 with an axial hole 119 at one end. Through the axial hole 119 and fitting thereto passes a piston 130 .
  • the piston 130 has an annularly protruding ring 121 on one end 122 .
  • the ring's 121 outer diameter corresponds to the hollow cylinder's 110 inner diameter such that the hollow cylinder 110 can be closed at one end by insertion of the piston 130 into the hollow cylinder 110 with a toroidal cavity remaining between the piston 130 and the cylinder 110 .
  • Around the ring there are an outer gasket ring, for instance in an annular furrow.
  • the inner gasket ring seals the piston 130 with respect to the plate.
  • the outer gasket ring seals the piston 130 with respect to the hollow cylinder 110 .
  • inner gasket ring is provided in the axial hole 119 and/or the outer gasket ring is provided in the hollow cylinder.
  • the gasket rings may be positioned in an annular furrow.
  • Cylinder, ring, gasket and pin hole are configured such that once assembled the cavity is water proof as long as pressure drop along the pin hole does not exceed a threshold pressure. I.e. to get liquid to escape from the cavity, through the pin hole, pressure has to be build up in the cavity.
  • the piston 130 can be moved in the hollow cylinder 110 .
  • the user then can change volume of the cavity and thus the pressure in the cavity.
  • a limiting element 140 is further comprised.
  • the limiting element 140 is hollow and cylindrical and comprises a plate 142 at one end.
  • An axial hole 143 is provided through the plate 142 , the axial hole 143 having a diameter corresponding to an outer diameter of the piston 130 .
  • the limiting element 140 has an inner diameter corresponding to the outer diameter of the hollow cylinder 110 such that the limiting element 140 can be fit on the hollow cylinder 110 .
  • the limiting element 140 comprises a female thread and the hollow cylinder 110 comprises a male thread such that the limiting element 140 and the hollow cylinder 110 can be screwed together.
  • Exemplary other ways of fitting comprise press-fit, snap-fit and the like.
  • the piston 130 comprises a thickened part 134 , also called annular protrusion throughout this specification, which has an outer diameter larger than the axial holes 119 and 143 .
  • the thickened part 134 cannot pass through the axial holes.
  • the limiting element thereby limits, together with the plate of the hollow cylinder, movement of the piston 130 .
  • a resilient element which in the example illustrated is a spring 150 .
  • the piston 130 passes through the spring.
  • the user when pulling the piston 130 for reducing the volume of the cavity, compresses the spring which, once the user stops holding the piston 130 , moves the piston 130 back.
  • volume of the cavity is reduced and pressure inside the remaining cavity is increased with liquid squirting through the pin hole once the pressure increase exceeds a threshold pressure.
  • the spring moves back the piston 130 air enters into the cavity through the pin hole.
  • FIG. 8 shows another exemplary embodiment of the invention, the spring is arranged between the hollow cylinder and the thickened part 134 of the piston 130 .
  • the user when pushing the piston 130 , increases the volume of the cavity with air entering through the pin hole 123 and compresses the spring 150 .
  • the spring 150 moves the piston 130 back thereby reducing the volume again and squirting out liquid trough the pin hole 123 .
  • the hollow cylinder 110 may be made of transparent material. Then the remaining liquid in the liquid reservoir 34 is well visible.
  • An aspect of the invention concerns a liquid reservoir 34 for an electronic smoking device 10 .
  • the liquid reservoir 34 has a body 110 forming a hollow tube surrounding a central passage 32 connecting an air inhalation port 36 with a further port for attaching the liquid reservoir 34 to a further portion of the electronic cigarette 10 .
  • the liquid reservoir 34 further has a nozzle 132 towards the central passage 32 , the nozzle 32 being configured to release liquid from the reservoir 34 only when pressure drop along the nozzle 32 exceeds a threshold pressure.
  • a user can produce the pressure drop by sucking at an air inhalation port 36 of the electronic smoking device 10 and/or by manually changing a length of the central passage 32 thereby causing compression of the liquid reservoir 34 .
  • the pressure drop can be produced only by the user sucking at the air inhalation port 36 .
  • the pressure drop can be produced only by compressing the liquid reservoir 34 such that a pressure in the liquid reservoir 34 is increased at least by the threshold pressure.
  • the liquid reservoir 34 may comprise a hollow cylindrical body 110 closed on one end with a plate 121 in which the nozzle 123 is arranged and having an open opposite end opposite to the one end.
  • a piston 130 may be inserted through the open end into the hollow cylindrical body 110 for closing the open end. The user may be enabled to move the piston 130 with respect to the hollow cylindrical body 110 for causing compression of the liquid reservoir 34 .
  • the cylindrical body 110 may form a toroidal cavity together with an axial tubal element 120 extending along an axis of the cylindrical body and through the plate 121 .
  • the piston 130 may comprise a hollow rod 133 at least partly surrounding the tubal element 120 wherein the hollow rod 133 can be moved along the tubal element 120 .
  • the tubal element 120 and the hollow rod 133 may surround the central passage 32 , at least partly.
  • the piston 130 may further comprise at least one inner gasket 132 sealing the hollow rod 133 with respect to the tubal element 120 and at least one outer gasket 131 sealing the hollow rod 133 with respect to the cylindrical body.
  • the user may be enabled to compress the liquid reservoir 34 from having a first volume to having a smaller second volume.
  • a resilient element 150 may be present for expanding the compressed liquid reservoir 34 to the first volume once the user stops compressing the liquid reservoir 34 .
  • the resilient element 150 may comprise a spring arranged between the open end and an annular protrusion 134 around the hollow rod 133 of the piston 130 .
  • a limiting element 140 may be further comprised. The limiting element 140 may be configured to preventing the piston 130 from exiting through the open end.
  • the user may be enabled to reduce a length of the central passage 12 for compressing the liquid reservoir 34 .
  • Another aspect of the invention concerns a cartomizer.
  • the cartomizer comprises a liquid reservoir 34 and an electrically operable atomizer 26 configured for vaporizing or atomizing liquid supplied from the liquid reservoir 34 and for providing vaporized or atomized liquid as an aerosol.
  • the liquid reservoir 34 comprises a body 110 forming a hollow tube surrounding a central passage 32 connecting ports for attaching the liquid reservoir 34 to further portions of the electronic cigarette 10 .
  • the liquid reservoir 34 has a nozzle 123 towards the central passage 32 .
  • the nozzle 123 is configured to release liquid from the liquid reservoir 34 only when pressure drop along the nozzle 123 exceeds a threshold pressure.
  • a length of the central passage 32 can be changed manually by a user thereby causing compression of the liquid reservoir 34 such that a pressure in the liquid reservoir 34 is increased at least by the threshold pressure.
  • the atomizer/liquid reservoir 14 portion comprises a liquid reservoir 34 and an electrically operable atomizer 26 configured for vaporizing or atomizing liquid supplied from the liquid reservoir 34 and for providing vaporized or atomized liquid as an aerosol.
  • the liquid reservoir 34 comprises a body 110 forming a hollow tube surrounding a central passage 32 connecting ports.
  • the liquid reservoir 34 has a nozzle 123 towards the central passage 32 .
  • the nozzle 123 is configured to release liquid from the liquid reservoir 34 only when pressure drop along the nozzle 123 exceeds a threshold pressure.
  • a length of the central passage 32 can be changed manually by a user thereby causing compression of the liquid reservoir 34 such that a pressure in the liquid reservoir 34 is increased at least by the threshold pressure.
  • the electronic smoking device 10 comprises one of: (a) a cartomizer comprising a liquid reservoir 34 , (b) an atomizer/liquid reservoir portion 14 comprising a liquid reservoir 34 , and (c) a liquid reservoir 34 and an electrically operable atomizer 26 configured for vaporizing or atomizing liquid supplied from the liquid reservoir 34 and for providing vaporized or atomized liquid as an aerosol where the atomizer 26 is operable when connected to a battery 18 of the electronic smoking device 10 to atomize liquid stored in the liquid reservoir 34 as an aerosol.
  • the liquid reservoir 34 comprises a body 110 forming a hollow tube surrounding a central passage 32 connecting ports 36 , 38 .
  • the liquid reservoir 34 has a nozzle 123 towards the central passage 32 .
  • the nozzle 123 is configured to release liquid from the liquid reservoir 34 only when pressure drop along the nozzle 123 exceeds a threshold pressure.
  • a length of the central passage 32 can be changed manually by a user thereby causing compression of the liquid reservoir 34 such that a pressure in the liquid reservoir 34 is increased at least by the threshold pressure.
  • the electronic smoking device may further comprise a battery portion 12 adapted for accommodation of one or more batteries 18 to which the cartomizer, the atomizer/liquid reservoir portion or the liquid reservoir may be releasably attached.
US15/770,734 2015-10-28 2016-10-28 Electronic smoking device, cartomizer and liquid reservoir Abandoned US20180317551A1 (en)

Applications Claiming Priority (3)

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EP15191933.9A EP3162227B1 (en) 2015-10-28 2015-10-28 Electronic smoking device, cartomizer and liquid reservoir
EP15191933.9 2015-10-28
PCT/EP2016/076049 WO2017072284A1 (en) 2015-10-28 2016-10-28 Electronic smoking device, cartomizer and liquid reservoir

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US (1) US20180317551A1 (zh)
EP (1) EP3162227B1 (zh)
CN (1) CN108289506B (zh)
WO (1) WO2017072284A1 (zh)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10945455B1 (en) 2020-05-06 2021-03-16 Shenzhen Shikai Technologies Co. Ltd. Full glass atomizer
US20210077751A1 (en) * 2018-09-06 2021-03-18 Jian Hua High-frequency ultrasonic atomizer structure
US20210112867A1 (en) * 2017-03-08 2021-04-22 Vuber Technologies, Llc Vaporizer
US20220000180A1 (en) * 2018-12-05 2022-01-06 Jt International S.A. Liquid Refill System And Refill Bottle For Aerosol Inhaler
USD943818S1 (en) 2020-11-11 2022-02-15 Shenzhen Shikai Technologies Co. Ltd. Atomizer tube

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160345631A1 (en) 2005-07-19 2016-12-01 James Monsees Portable devices for generating an inhalable vapor
US10279934B2 (en) 2013-03-15 2019-05-07 Juul Labs, Inc. Fillable vaporizer cartridge and method of filling
FI3491948T4 (fi) 2013-12-23 2024-05-06 Juul Labs International Inc Höyrystyslaitejärjestelmiä
US10058129B2 (en) 2013-12-23 2018-08-28 Juul Labs, Inc. Vaporization device systems and methods
US20160366947A1 (en) 2013-12-23 2016-12-22 James Monsees Vaporizer apparatus
USD825102S1 (en) 2016-07-28 2018-08-07 Juul Labs, Inc. Vaporizer device with cartridge
US10159282B2 (en) 2013-12-23 2018-12-25 Juul Labs, Inc. Cartridge for use with a vaporizer device
US10076139B2 (en) 2013-12-23 2018-09-18 Juul Labs, Inc. Vaporizer apparatus
USD842536S1 (en) 2016-07-28 2019-03-05 Juul Labs, Inc. Vaporizer cartridge
EP3821735A1 (en) 2014-12-05 2021-05-19 Juul Labs, Inc. Calibrated dose control
EP3413960B1 (en) 2016-02-11 2021-03-31 Juul Labs, Inc. Fillable vaporizer cartridge and method of filling
SG11201806801VA (en) 2016-02-11 2018-09-27 Juul Labs Inc Securely attaching cartridges for vaporizer devices
US10405582B2 (en) 2016-03-10 2019-09-10 Pax Labs, Inc. Vaporization device with lip sensing
USD849996S1 (en) 2016-06-16 2019-05-28 Pax Labs, Inc. Vaporizer cartridge
USD848057S1 (en) 2016-06-23 2019-05-07 Pax Labs, Inc. Lid for a vaporizer
USD851830S1 (en) 2016-06-23 2019-06-18 Pax Labs, Inc. Combined vaporizer tamp and pick tool
USD836541S1 (en) 2016-06-23 2018-12-25 Pax Labs, Inc. Charging device
CA3046954C (en) 2016-12-12 2024-01-02 Vmr Products Llc Refillable cartridge for vaporizer
USD887632S1 (en) 2017-09-14 2020-06-16 Pax Labs, Inc. Vaporizer cartridge
KR102389827B1 (ko) * 2018-01-31 2022-04-22 주식회사 케이티앤지 에어로졸 발생장치 및 그 에어로졸 발생장치를 제어하는 방법
CA3107937A1 (en) 2018-07-31 2020-02-06 Juul Labs, Inc. Cartridge-based heat not burn vaporizer
GB201815469D0 (en) * 2018-09-24 2018-11-07 Nerudia Ltd Aerosol delivery device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4945929A (en) * 1986-06-18 1990-08-07 British-American Tobacco Co., Ltd. Aerosol device simulating a smoking article
US20120230659A1 (en) * 2011-03-09 2012-09-13 Chong Corporation Vapor delivery devices and methods
US20130213418A1 (en) * 2012-02-22 2013-08-22 Altria Client Services Inc. Electronic smoking article
US20150272216A1 (en) * 2014-03-31 2015-10-01 Westfield Limited (Ltd.) Personal vaporizer with liquid supply by suction
US9351522B2 (en) * 2011-09-29 2016-05-31 Robert Safari Cartomizer e-cigarette

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274168A (en) * 1970-11-13 1972-05-17 Panayotis Georgiou Catsouris Smoking device for cigarettes, cigars and the like
IL83826A (en) * 1987-09-08 1991-03-10 Inventor S Funding Corp Ltd Plastic mouthpiece for simulated smoking
CA2673553C (en) * 2006-12-22 2014-06-17 Laboratorios Almirall, S.A. Breath actuated metering slide for a powder inhaler
CN201286335Y (zh) * 2008-11-03 2009-08-12 云南瑞升烟草技术（集团）有限公司 带喷液功能的吸烟用具
CN201451343U (zh) * 2009-06-05 2010-05-12 云南瑞升烟草技术（集团）有限公司 卷烟滤嘴棒流体加注装置
UA116199C2 (uk) * 2012-02-22 2018-02-26 Олтріа Клайєнт Сервісиз Інк. Електронний виріб для паління та поліпшений нагрівальний елемент
GB2507104A (en) * 2012-10-19 2014-04-23 Nicoventures Holdings Ltd Electronic inhalation device
US9848645B2 (en) * 2013-07-24 2017-12-26 Sis Resources Ltd. Cartomizer structure for automated assembly
CA3068027C (en) * 2013-11-21 2022-04-05 Avanzato Technology Corporation Improved vaporization and dosage control for electronic vaporizing inhaler
GB2522727B (en) * 2013-11-26 2017-01-25 Purity Health Pharma Ltd Pulmonary delivery devices
CN203709254U (zh) * 2013-12-05 2014-07-16 深圳市四新工贸有限公司 雾化器
CN204635081U (zh) * 2015-02-12 2015-09-16 深圳市新宜康科技有限公司 电子烟的自动注油装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4945929A (en) * 1986-06-18 1990-08-07 British-American Tobacco Co., Ltd. Aerosol device simulating a smoking article
US20120230659A1 (en) * 2011-03-09 2012-09-13 Chong Corporation Vapor delivery devices and methods
US9351522B2 (en) * 2011-09-29 2016-05-31 Robert Safari Cartomizer e-cigarette
US20130213418A1 (en) * 2012-02-22 2013-08-22 Altria Client Services Inc. Electronic smoking article
US20150272216A1 (en) * 2014-03-31 2015-10-01 Westfield Limited (Ltd.) Personal vaporizer with liquid supply by suction

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210112867A1 (en) * 2017-03-08 2021-04-22 Vuber Technologies, Llc Vaporizer
US11659628B2 (en) * 2017-03-08 2023-05-23 Vuber Technologies, Llc Vaporizer
US20210077751A1 (en) * 2018-09-06 2021-03-18 Jian Hua High-frequency ultrasonic atomizer structure
US11786674B2 (en) * 2018-09-06 2023-10-17 Feellife Health Inc. High-frequency ultrasonic atomizer structure
US20220000180A1 (en) * 2018-12-05 2022-01-06 Jt International S.A. Liquid Refill System And Refill Bottle For Aerosol Inhaler
US10945455B1 (en) 2020-05-06 2021-03-16 Shenzhen Shikai Technologies Co. Ltd. Full glass atomizer
USD943818S1 (en) 2020-11-11 2022-02-15 Shenzhen Shikai Technologies Co. Ltd. Atomizer tube

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