US 12,329,194 B2
Aerosol-forming article
Danchong He, Shenzhen (CN); Fenglei Xing, Shenzhen (CN); Pifa Shen, Shenzhen (CN); and Zhiyong Ke, Shenzhen (CN)
Assigned to SHENZHEN SMOORE TECHNOLOGY LIMITED, Shenzhen (CN)
Filed by SHENZHEN SMOORE TECHNOLOGY LIMITED, Guangdong (CN)
Filed on Jul. 22, 2022, as Appl. No. 17/814,316.
Claims priority of application No. 202110857420.1 (CN), filed on Jul. 28, 2021.
Prior Publication US 2023/0035813 A1, Feb. 2, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A24D 1/20 (2020.01); A24D 1/02 (2006.01)
CPC A24D 1/20 (2020.01) [A24D 1/02 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An aerosol-forming article, comprising:
an aerosol-forming substrate;
an encapsulation layer encircling at least one recessed portion, the aerosol-forming substrate being arranged in the at least one recessed portion; and
a cover layer covering at least a part of the encapsulation layer and an opening of the at least one recessed portion,
wherein the aerosol-forming substrate is arranged between the encapsulation layer and the cover layer,
wherein a through hole is provided at a position of the cover layer corresponding to the opening,
wherein the aerosol-forming substrate gathers to form a layered body,
wherein a bottom wall of the at least one recessed portion is attached to a bottom surface of the aerosol-forming substrate, and
wherein a distance between a side wall of the recessed portion and a side surface of the aerosol-forming substrate ranges from 0.1 mm to 1.0 mm.