IP Library Granted Patent US 12,403,273
Granted Patent B2
US 12,403,273 · App. 18/232,459 · Granted Sep 2, 2025

Aerosol delivery device with a reservoir housing and a vaporizer assembly

Inventors: Eric Taylor Hunt (Pfafftown, NC); Timothy Brian Nestor (Advance, NC); Paul Andrew Brinkley (Winston-Salem, NC); Stephen Benson Sears (Siler City, NC); John DePiano (Burlington, MA); Matthew C. Ebbs (Newton-Highlands, MA); Kristen Dodds Weight (Stow, MA); Michael F. Davis (Clemmons, NC)
Assignee: RAI STRATEGIC HOLDINGS, INC.
A61M15/06A24F40/42A61M11/042A61M15/0021B65D25/38F16J15/021H05B1/0227A24F40/10A61M2205/3653A61M2205/8206H05B3/03
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Quick Facts
Patent No.
US 12,403,273
App. No.
18/232,459
Granted
Sep 2, 2025
Kind
B2
Abstract

The present disclosure relates to an aerosol delivery device that includes a reservoir housing that defines a mouthpiece channel. The aerosol delivery device includes a sealing member configured to be received within the reservoir housing to define a reservoir chamber configured to retain an aerosol precursor composition therein. The aerosol delivery device also includes a substrate member that is configured to be received within the reservoir housing and to be directly engaged with a vaporizing assembly for forming an aerosol. The reservoir housing, sealing member, substrate member, and/or vaporizing assembly can be used for forming aerosols with precise and reproducible compositions.

Claims (34)

1. An aerosol delivery device comprising:

a cartridge at least partially defined by a housing that includes an outer wall, a mouth end, and a connecting end;

a storage portion within the housing and configured to store an aerosol precursor composition;

a channel at least partially defined interior to the outer wall and extending from the mouth end toward the connecting end of the housing, the channel being configured for passage of aerosol therethrough;

a sealing member arranged toward the storage portion within the housing and configured to allow flow of the aerosol precursor composition from the storage portion;

a heating element positioned within the housing; and

a substrate member arranged at least partially between the sealing member and the heating element, the substrate member comprising a porous ceramic material and being effective to transfer the aerosol precursor composition that flows through the sealing member toward the heating element.

2. The aerosol delivery device of claim 1 , wherein the sealing member partially defines the storage portion within the housing.

3. The aerosol delivery device of claim 1 , wherein the sealing member comprises at least one orifice that is configured to allow the flow of the aerosol precursor composition.

4. The aerosol delivery device of claim 1 , wherein the sealing member comprises a sealing member vapor orifice extending therethrough, the sealing member vapor orifice being in communication with the channel that is configured for passage of one or both of vapor and aerosol therethrough.

5. The aerosol delivery device of claim 1 , further comprising a vaporizing chamber in which one or both of the vapor and the aerosol are formed.

6. The aerosol delivery device of claim 5 , wherein the heating element is at least partially positioned within the vaporizing chamber.

7. The aerosol delivery device of claim 1 , further comprising first and second electrical terminals.

8. The aerosol delivery device of claim 7 , wherein the heating element is operably engaged with and in electrical communication with the first and second electrical terminals.

9. The aerosol delivery device of claim 7 , wherein portions of the heating element are welded, soldered, or brazed to the first and second electrical terminals.

10. The aerosol delivery device of claim 1 , wherein the heating element is in a form of one or more of foils, foams, discs, spirals, fibers, wires, films, yarns, strips, ribbons, and cylinders.

11. The aerosol delivery device of claim 1 , wherein the substrate member includes a first surface that is arranged toward a surface of the sealing member.

12. The aerosol delivery device of claim 11 , wherein the substrate member includes a second, planar surface arranged toward the heating element.

13. The aerosol delivery device of claim 11 , wherein a surface of the substrate member substantially abuts the surface of the sealing member.

14. The aerosol delivery device of claim 1 , wherein the cartridge includes a connector defined at the connecting end of the housing, the connector being configured to directly and mechanically engage at least a portion of a power source assembly.

15. The aerosol delivery device of claim 14 , wherein electrical terminals of the cartridge are accessible through a plurality of apertures defined in the connector.

16. The aerosol delivery device of claim 15 , wherein the electrical terminals are arranged to align with respective terminals disposed within the power source assembly when the cartridge is engaged with the power source assembly.

17. The aerosol delivery device of claim 14 , wherein the connector is configured to provide for one or more of a threaded fit, a friction fit, an interference fit, and a magnetic fit with the power source assembly.

18. The aerosol delivery device of claim 1 , further comprising a power source assembly configured to directly and mechanically engage with at least a portion of the cartridge such that power can be delivered from a power source in the power source assembly to the heating element of the cartridge.

19. An aerosol delivery device comprising:

a housing comprising an outer wall and at least partially defining a cartridge;

storage for an aerosol precursor composition within the housing;

a channel positioned at least partially within the storage and configured for passage of aerosol therethrough;

a sealing member that partially defines the storage and is configured to allow flow of the aerosol precursor composition therethrough;

a heating element within the housing; and

a substrate member comprising a porous ceramic material effective to transfer the aerosol precursor composition that flows through the sealing member toward the heating element, the substrate member including a first surface that is arranged toward a surface of the sealing member.

20. The aerosol delivery device of claim 19 , wherein the substrate member includes a second, planar surface arranged toward the heating element.

21. The aerosol delivery device of claim 19 , wherein the first surface of the substrate member substantially abuts the surface of the sealing member.

22. The aerosol delivery device of claim 19 , wherein the heating element is in a form of one or more of foils, foams, discs, spirals, fibers, wires, films, yarns, strips, ribbons, and cylinders.

Continuity (5)
Continuation 17843550 · Jun 17, 2022
Continuation 17035135 · Sep 28, 2020
Continuation 16129369 · Sep 12, 2018
Continuation 15202947 · Jul 6, 2016
Related Publication 20230381433A1 · Nov 30, 2023
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