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US20250082025A1 - Inhalation Device with at Least One Liquid Jet Device - Google Patents

Inhalation Device with at Least One Liquid Jet Device Download PDF

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Publication number
US20250082025A1
US20250082025A1 US18/580,793 US202218580793A US2025082025A1 US 20250082025 A1 US20250082025 A1 US 20250082025A1 US 202218580793 A US202218580793 A US 202218580793A US 2025082025 A1 US2025082025 A1 US 2025082025A1
Authority
US
United States
Prior art keywords
liquid jet
jet device
inhalation device
inhalation
liquid
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
US18/580,793
Other languages
English (en)
Inventor
Alec Wright
Andrew Robert John ROGAN
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.)
JT International SA
Original Assignee
JT International SA
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 JT International SA filed Critical JT International SA
Assigned to JT INTERNATIONAL S.A. reassignment JT INTERNATIONAL S.A. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WRIGHT, Alec, ROGAN, Andrew Robert John
Publication of US20250082025A1 publication Critical patent/US20250082025A1/en
Pending 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
    • A24F40/40—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
    • 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
    • A24F40/48—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
    • A24F40/60—Devices with integrated user interfaces
    • 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
    • A24F40/85—Maintenance, e.g. cleaning
    • 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

Definitions

  • the invention relates to an inhalation device with at least one liquid jet device.
  • inhalation devices such as e-cigarettes have become popular as a replacement for conventional smoking articles.
  • a certain amount of liquid must be stored in the inhalation device, preferably in a replaceable cartridge, and must be delivered appropriately to a heater so as to form an aerosol.
  • U.S. Pat. No. 10,172,388 B2 discloses an aerosol delivery device comprising a microfluidic vaporizer.
  • the microfluidic vaporizer comprises a substrate that is substantially chip-shaped and a heater is defined by the substrate and may be positioned on the substrate. Further, the microfluidic vaporizer can be detachable and replaceable.
  • US 2017/0280771 A1 discloses an electronic aerosol-generating device comprising a surface acoustic wave-atomizer (SAW-atomizer) chip.
  • the SAW-atomizer chip may comprise a pointed tip portion supporting a piercing of a pierceable membrane or foil of the cartridge.
  • a capillary is arranged to extend between the inside of the cartridge and the atomization region of the SAW-atomizer chip.
  • the capillary may, for example, be a microchannel.
  • the SAW-atomizer is analogous to at least one liquid jet device, such as a micro heater or resistor, to produce liquid drops on demand.
  • the SAW-atomizer may be disposable.
  • the SAW-atomizer may be a separate element.
  • US 2020/0008473 A1 discloses an inhaler comprising a vaporiser head which is further formed of a heating element-wick structure assembly formed as a layered assembly.
  • the vaporiser head can also be referred to as a removable vaporiser and can be swapped.
  • the damaged liquid jet device is accessible from the lateral side of the inhalation device and it can be removed from the device with a simple and short movement. In addition, there is no need to disassemble other components of the device to have access to the liquid jet device.
  • the liquid jet device is mounted on a daughterboard extending essentially perpendicular to the longitudinal axis of the inhalation device.
  • the inhalation device with a liquid jet device easy to be installed.
  • the liquid jet device can be reduced in dimension.
  • liquid jet device providing same as a MEMS (Micro-Electro-Mechanical has proven efficient, as such technology is well established for drop on demand technology.
  • MEMS Micro-Electro-Mechanical
  • the daughterboard is replaceable.
  • the liquid jet device can be easily extracted and inserted. Replacement of a damaged liquid jet device is therefore easy and quick.
  • the daughterboard is connected to a motherboard by a pin and socket connection.
  • the connection between the daughterboard and the motherboard is easily reversible and reliable.
  • the replacement of the liquid jet device can be performed quickly without compromising the functionality of the inhalation device.
  • the liquid jet device is movable or made accessible by a pin or tool insertable form outside the inhalation device or adapted to open a door.
  • the inhalation device further comprises storage means for storing information regarding the liquid jet device.
  • the inhalation device can store, for example, information about the functionality of the liquid jet device. Such information is useful for informing the client about the necessity of replacing a damaged liquid jet device.
  • the inhalation device further comprises display means for displaying information regarding the liquid jet device.
  • FIG. 1 shows a schematic view of an inhalation device in accordance with the invention in a first operating condition
  • FIG. 2 shows a schematic view of the inhalation device of FIG. 1 in a second operating condition.
  • the inhalation device 10 as described herein comprises a case 18 which is essentially elongated extending along a longitudinal axis.
  • the case 18 can be of cylindrical shape.
  • the longitudinal axis of the case 18 defines the longitudinal axis of the inhalation device 10 .
  • the inhalation device 10 comprises a mouthpiece 12 arranged at one end of the case 18 . Further, the inhalation device 10 comprises charging contacts 14 arranged at the other end of the case 18 .
  • Any aerosol delivered to the mouthpiece 12 is produced from liquid contained in a reservoir 16 , which is essentially accommodated in that half of the case 18 , which is closer to the mouthpiece 12 .
  • the longitudinal axis of the case 18 corresponds to a longitudinal axis of the reservoir 16 .
  • the reservoir 16 can comprise a cartridge, preferably a replaceable cartridge.
  • aerosol is produced by at least a liquid jet device 24 which is functionally and structurally arranged between the reservoir 16 and the mouthpiece 12 .
  • the liquid jet device 24 is configured to produce liquid drops on demand.
  • liquid jet device 24 and the reservoir 16 are structurally distinct.
  • a supply tube 26 is connected between the reservoir 16 and the liquid jet device 24 to supply the liquid to be vaporized to the liquid jet device 24 .
  • the inhalation device 10 further comprises a motherboard (or printed circuit board or PCB) 30 which is arranged in the case 18 and is connected to the liquid jet device 24 .
  • a motherboard or printed circuit board or PCB
  • the inhalation device 10 comprises a rechargeable battery 32 which is connected to the motherboard 30 to provide power to the liquid jet device 24 .
  • the battery 32 is further connected to the charging contacts 14 .
  • the liquid jet device 24 may comprise a micro heater or a resistor.
  • the liquid jet device 24 comprises a MEMS die.
  • the MEMS die is connected to the motherboard 30 .
  • the MEMS die is rigidly and directly connected to the motherboard 30 .
  • the liquid jet device 24 comprises at least a nozzle to dispense the vaporized liquid in the mouthpiece 12 .
  • the inhalation device 10 may comprise a plurality of liquid jet devices 24 , each connected to the motherboard 30 and each comprising a respective nozzle.
  • the liquid jet device 24 is removable in a direction essentially transverse to the longitudinal axis of the inhalation device 10 .
  • a damaged liquid jet device 24 can be removed from the inhalation device 10 and replaced with a new and fully functional liquid jet device 24 .
  • liquid jet device 24 is mounted on a daughterboard 22 extending essentially perpendicular to the longitudinal axis of the inhalation device 10 .
  • the daughterboard 22 is connected to the motherboard 30 by a pin and socket connection. This allows the inhalation device 10 to be provided with a stable, reversible and reliable connection between the motherboard 30 and the daughterboard 22 .
  • the daughterboard 22 comprising the liquid jet device 24 is replaceable.
  • a damaged liquid jet device 24 can be removed by removing the daughterboard 22 carrying the liquid jet device 24 .
  • the new and fully functional liquid jet device 24 is then introduced in the inhalation device 10 together with a new daughterboard 22 .
  • the daughterboard 22 comprising the liquid jet device 24 is housed in a seat provided inside the case 18 .
  • the seat is provided at the end of the case 18 adjacent to the mouthpiece 12 .
  • the seat is accessible from the outside through a window (not shown) arranged on a side of the case 18 .
  • the liquid jet device 24 can be removed and introduced in the inhalation device 10 through the window.
  • a door 34 can be provided for covering the window when the liquid jet device 24 is inserted in the seat.
  • a pin or tool P can be used for opening the door 34 and accessing the seat.
  • the daughterboard 22 together with the liquid jet device 24 can be inserted in a holder (not shown) and introduced in and/or extracted from the seat.
  • the pin or tool P can be used for moving the holder.
  • the pin or tool P and the holder can be similar to those used for the extraction of a SIM card from a mobile phone.
  • the inhalation device 10 may comprise storage means (not shown) for storing information regarding the liquid jet device. Further, the inhalation device 10 may comprise displaying means for displaying the information.
  • the information stored is representative of the functionality of the liquid jet device 24 .
  • the information that can be stored in the storage means can be the number of liquid jet devices 24 correctly firing and the number of droplets fired from each nozzle.
  • the storage means can be an EPROM chip arranged on the motherboard 30 .
  • the information stored in the storage means can be analysed in an analysing unit of the motherboards 30 configured to receive the information to evaluate the functionality of the liquid jet device 24 .
  • the liquid jet device 24 When the functionality of the liquid jet device 24 is below a predetermined threshold, the liquid jet device 24 must be replaced and the motherboard 30 communicates this information through the display means.
  • the display means can comprise an LCD screen.

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Special Spraying Apparatus (AREA)
US18/580,793 2021-07-27 2022-07-06 Inhalation Device with at Least One Liquid Jet Device Pending US20250082025A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21187929.1 2021-07-27
EP21187929 2021-07-27
PCT/EP2022/068726 WO2023006368A1 (fr) 2021-07-27 2022-07-06 Dispositif d'inhalation avec au moins un dispositif à jet de liquide

Publications (1)

Publication Number Publication Date
US20250082025A1 true US20250082025A1 (en) 2025-03-13

Family

ID=77103835

Family Applications (1)

Application Number Title Priority Date Filing Date
US18/580,793 Pending US20250082025A1 (en) 2021-07-27 2022-07-06 Inhalation Device with at Least One Liquid Jet Device

Country Status (2)

Country Link
US (1) US20250082025A1 (fr)
WO (1) WO2023006368A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5252890B2 (ja) 2007-11-16 2013-07-31 キヤノン株式会社 薬剤吐出装置
US11247003B2 (en) * 2010-08-23 2022-02-15 Darren Rubin Systems and methods of aerosol delivery with airflow regulation
US10172388B2 (en) 2015-03-10 2019-01-08 Rai Strategic Holdings, Inc. Aerosol delivery device with microfluidic delivery component
US11717845B2 (en) 2016-03-30 2023-08-08 Altria Client Services Llc Vaping device and method for aerosol-generation
US10130122B2 (en) 2016-10-28 2018-11-20 Funai Electric Co., Ltd. Supply item for vapor generating device
US10314342B2 (en) * 2017-10-20 2019-06-11 Altria Client Services Llc E-vaping device using a jet dispensing cartridge, and method of operating the e-vaping device
DE102018127926A1 (de) 2018-07-09 2020-01-09 Hauni Maschinenbau Gmbh Verdampferkopf für einen Inhalator, insbesondere für ein elektronisches Zigarettenprodukt
IT201900024081A1 (it) 2019-12-16 2021-06-16 St Microelectronics Srl Dispositivo erogatore microfluidico, in particolare per l'erogazione di sostanze inalabili, dotato di una pluralita' di camere di eiezione

Also Published As

Publication number Publication date
WO2023006368A1 (fr) 2023-02-02

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Owner name: JT INTERNATIONAL S.A., SWITZERLAND

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:WRIGHT, ALEC;ROGAN, ANDREW ROBERT JOHN;SIGNING DATES FROM 20220711 TO 20220712;REEL/FRAME:066194/0083

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