US 12,245,631 B2
Aerosol generating device
Jeong Hoo Kim, Chungcheonbuk-do (KR); and Woo Seok Chung, Gyeonggi-do (KR)
Assigned to KT&G CORPORATION, Daejeon (KR)
Appl. No. 17/420,242
Filed by KT&G CORPORATION, Daejeon (KR)
PCT Filed Oct. 7, 2020, PCT No. PCT/KR2020/013682
§ 371(c)(1), (2) Date Jul. 1, 2021,
PCT Pub. No. WO2021/071256, PCT Pub. Date Apr. 15, 2021.
Claims priority of application No. 10-2019-0126297 (KR), filed on Oct. 11, 2019.
Prior Publication US 2022/0087317 A1, Mar. 24, 2022
Int. Cl. A24F 40/30 (2020.01); A24F 40/10 (2020.01); A24F 40/20 (2020.01); A24F 40/42 (2020.01); A24F 40/46 (2020.01); A24F 40/485 (2020.01); A24F 40/60 (2020.01)
CPC A24F 40/30 (2020.01) [A24F 40/10 (2020.01); A24F 40/20 (2020.01); A24F 40/42 (2020.01); A24F 40/46 (2020.01); A24F 40/485 (2020.01); A24F 40/60 (2020.01)] 11 Claims
OG exemplary drawing
 
1. An aerosol generating device comprising:
a housing;
a cigarette accommodation portion located in the housing and configured to accommodate a cigarette through an opening formed at a first side of the cigarette accommodation portion;
a heater unit located in the cigarette accommodation portion and configured to generate heat;
a cartridge accommodation portion adjoining a second side of the cigarette accommodation portion and configured to accommodate a cartridge for storing a liquid composition; and
a pad accommodation portion adjoining the cartridge accommodation portion such that the cartridge accommodation portion is disposed between the cigarette accommodation portion and the pad accommodation portion, and configured to accommodate a pad that contains a granular composition,
wherein an end of the heater unit is connected to the cartridge accommodation portion, and a hollow tube is formed in the heater unit such that the liquid composition stored in the cartridge is transferred to the cigarette accommodation portion through the hollow tube,
wherein the heater unit passes through the cartridge accommodation portion and extends to an edge of the pad accommodation portion such that heat generated by the heater unit is transferred to the pad, and
wherein the heater unit further comprises a first inlet port open to the pad accommodation portion in a portion where the heater unit contacts the edge of the pad accommodation portion.