US2026013567A1PendingUtilityA1

Aerosol delivery device

Assignee: IMPERIAL TOBACCO LTDPriority: Sep 24, 2018Filed: Sep 22, 2025Published: Jan 15, 2026
Est. expirySep 24, 2038(~12.2 yrs left)· nominal 20-yr term from priority
A24F 40/40A24F 40/48A24F 40/46A24F 40/42A24F 40/44A24F 7/00A24F 40/70A24F 40/30A24F 40/10A24F 40/485
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Claims

Abstract

An aerosol delivery device comprises: an aerosol generator portion configured to receive a first aerosol precursor; an air flow passage configured to direct air past the aerosol generator portion to pick up the first aerosol precursor from the aerosol generator portion to form a first aerosol; and a support for maintaining the aerosol generator portion in a substantially central position in the air flow passage.

Claims

exact text as granted — not AI-modified
1 .- 56 . (canceled) 
     
     
         57 . An aerosol delivery device comprising:
 a member comprising an aerosol generator portion, wherein the member is configured to transfer a first aerosol precursor to the aerosol generator portion; and   an air flow passage configured to direct air past the aerosol generator portion to pick up the first aerosol precursor from the aerosol generator portion to form a first aerosol,   wherein the air flow passage comprises first and second airflow branches, the member located between the first and second airflow branches, wherein the first and second airflow branches are configured to provide inward airflow towards the aerosol generator portion.   
     
     
         58 . An aerosol delivery device according to  claim 57  and further comprising a storage for storing the first aerosol precursor, wherein the storage is located between the first and second aerosol branches. 
     
     
         59 . (canceled) 
     
     
         60 . An aerosol delivery device according to  claim 58 , wherein the storage comprises a reservoir, the reservoir formed of a first porous material. 
     
     
         61 . An aerosol delivery device according to  claim 60 , and further comprising a chamber, the reservoir located within the chamber, wherein the chamber comprises a chamber aperture, the chamber aperture configured to permit air to enter the chamber as the reservoir empties of first aerosol precursor. 
     
     
         62 . An aerosol delivery device according to  claim 61 , comprising two said chamber apertures, wherein the chamber apertures are located on opposing sides of the aerosol generator portion. 
     
     
         63 . An aerosol delivery device according to  claim 62 , wherein the chamber apertures provide fluid communication between the reservoir and the first and second airflow branches. 
     
     
         64 . An aerosol delivery device according to  claim 58 , wherein the storage comprises a tank configured to store the first aerosol precursor as a free liquid. 
     
     
         65 .- 67 . (canceled) 
     
     
         68 . An aerosol delivery device according to  claim 57  and further comprising a second aerosol generator, the second aerosol generator configured to produce a second aerosol from a second aerosol precursor, wherein the second aerosol is sized for pulmonary penetration. 
     
     
         69 . An aerosol delivery device according to  claim 68 , wherein the second aerosol generator is configured to heat the second aerosol precursor to form the second aerosol. 
     
     
         70 . An aerosol delivery device according to  claim 68 , wherein the second aerosol generator is located so as to be upstream of the first aerosol generator in use. 
     
     
         71 .- 144 . (canceled) 
     
     
         145 . An aerosol delivery device comprising:
 a member comprising an aerosol generator portion, the aerosol generator portion configured to receive a first aerosol precursor; and   an air flow passage configured to direct air past the aerosol generator portion to pick up the first aerosol precursor from the aerosol generator portion to form a first aerosol,   wherein the aerosol delivery device comprises mutually engaging features to maintain the member in the aerosol delivery device.   
     
     
         146 . An aerosol delivery device according to  claim 145 , wherein the mutually engaging features comprise a groove and a protrusion. 
     
     
         147 . An aerosol delivery device according to  claim 146 , further comprising a tube for receiving the member. 
     
     
         148 . An aerosol delivery device according to  claim 147 , wherein an internal surface of the tube comprises the protrusion and the member comprises the groove. 
     
     
         149 .- 150 . (canceled) 
     
     
         151 . An aerosol delivery device according to  claim 145 , wherein the mutually engaging features comprise a barb and a deformable surface for receiving the barb. 
     
     
         152 . An aerosol delivery device according to  claim 151 , wherein the aerosol delivery device comprises a slit, the slit providing the barb, and the deformable surface is a surface of the member. 
     
     
         153 . An aerosol delivery device according to  claim 152 , wherein the slit is substantially cross-shaped. 
     
     
         154 . An aerosol delivery device according to  claim 145 , wherein the aerosol delivery device comprises a storage for storing the first aerosol precursor, the member configured to transfer the first aerosol precursor from the storage to the aerosol generator portion. 
     
     
         155 . (canceled) 
     
     
         156 . An aerosol delivery device according to  claim 154 , wherein the storage comprises a reservoir formed of a porous material or wherein the storage comprises a tank configured to store the first aerosol precursor as a free liquid. 
     
     
         157 .- 158 . (canceled) 
     
     
         159 . An aerosol delivery device according to  claim 145  and further comprising a second aerosol generator, wherein the second aerosol generator is configured to heat the second aerosol precursor to form the second aerosol. 
     
     
         160 .- 180 . (canceled)

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