US 11,957,176 B2
Heater assembly, aerosol generating device, and aerosol generating system
Hwi Kyeong An, Seoul (KR)
Assigned to KT&G CORPORATION, Daejeon (KR)
Appl. No. 17/285,359
Filed by KT&G CORPORATION, Daejeon (KR)
PCT Filed Nov. 23, 2020, PCT No. PCT/KR2020/016592
§ 371(c)(1), (2) Date Apr. 14, 2021,
PCT Pub. No. WO2021/107536, PCT Pub. Date Jun. 3, 2021.
Claims priority of application No. 10-2019-0152706 (KR), filed on Nov. 25, 2019.
Prior Publication US 2022/0361576 A1, Nov. 17, 2022
Int. Cl. H05B 6/10 (2006.01); A24F 40/20 (2020.01); A24F 40/465 (2020.01); H05B 3/46 (2006.01)
CPC A24F 40/465 (2020.01) [A24F 40/20 (2020.01); H05B 3/46 (2013.01); H05B 6/105 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A heater assembly comprising:
a heating body configured to generate heat, and including a first portion and a second portion having a diameter smaller than a diameter of the first portion;
a first fixing portion that supports the heating body and includes an insertion hole into which the second portion of the heating body is inserted; and
a second fixing portion extending in a longitudinal direction of the heating body to form an accommodation space in which a cigarette is accommodated, and engaging with the first fixing portion at one side of the second fixing portion,
wherein the diameter of the second portion is larger than a diameter of the insertion hole of the first fixing portion before the heating body is inserted into the first fixing portion.