US2021084978A1PendingUtilityA1

Heater for an aerosol delivery device and methods of formation thereof

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Assignee: RAI STRATEGIC HOLDINGS INCPriority: Jul 11, 2014Filed: Dec 9, 2020Published: Mar 25, 2021
Est. expiryJul 11, 2034(~8 yrs left)· nominal 20-yr term from priority
A24F 40/46A24F 40/10A24F 40/44A61M 2205/36A61M 15/06A24D 1/22A61M 16/1045A61M 11/041A61M 11/00
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Claims

Abstract

The present disclosure relates to aerosol delivery devices, methods of forming such devices, and elements of such devices. In some embodiments, the present disclosure provides a heating member that can be formed of a heating element conformed to a heater substrate configured as a truncated cone (or similar shape) having a first end of a first size and a second end of greater size. In some embodiments, the disclosure provides methods of forming an aerosol delivery device, which can include providing a shell, providing a heating member formed of a heating element conformed to a substrate, configuring the heating member as a truncated cone (or similar shape) having a first end of a first size and a second end of greater size, and inserting the heating member within the shell.

Claims

exact text as granted — not AI-modified
That which is claimed is: 
     
         1 . A method of forming an aerosol delivery device comprising:
 providing a shell;   providing a heating member formed of a heating element conformed to a substrate;   configuring the heating member as a truncated cone having a first end of a first size and a second end of greater size; and   inserting the heating member within the shell.   
     
     
         2 . The method according to  claim 1 , further comprising providing a porous transport element configured for passage of an aerosol precursor composition along a length thereof, the porous transport element having a first end and a second opposing end, and configuring the first end thereof in a heating arrangement with the heating member. 
     
     
         3 . The method according to  claim 2 , further comprising contacting the second end of the porous transport element with the aerosol precursor composition. 
     
     
         4 . The method according to  claim 2 , wherein the truncated cone includes a central passage therethrough, and wherein configuring the first end of the porous transport element in a heating arrangement with the heating member comprises inserting the first end of the porous transport element into the central passage at the second, greater sized end of the heating member. 
     
     
         5 . The method according to  claim 2 , wherein the first end of the porous transport element comprises a central opening therein, and wherein configuring the first end of the porous transport element in a heating arrangement with the heating member comprises inserting the first, lesser sized end of the heating member into the central opening in the first end of the porous transport element. 
     
     
         6 . The method according to  claim 1 , wherein providing the heating member comprises forming the heating member on the substrate by printing an electrically conductive ink thereon. 
     
     
         7 . A method of forming an aerosol delivery device comprising:
 providing a shell;   providing a heating member formed of a heating element conformed to a substrate, wherein providing the heating member comprises forming the heating member on the substrate by printing an electrically conductive ink thereon;   configuring the heating member as a truncated cone having a first end of a first size and a second end of greater size, wherein the truncated cone includes a central passage therethrough;   providing a porous transport element configured for passage of an aerosol precursor composition along a length thereof, the porous transport element having a first end and a second opposing end;   configuring the first end the porous transport element in a heating arrangement with the heating member, wherein configuring the first end of the porous transport element in a heating arrangement with the heating member comprises inserting the first end of the porous transport element into the central passage at the second, greater sized end of the heating member; and   inserting the heating member within the shell.

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