US 12,389,942 B2
Aerosol-generating device comprising a chamber for receiving an aerosol-generating article
Rui Nuno Batista, Morges (CH)
Assigned to Philip Morris Products S.A., Neuchatel (CH)
Appl. No. 17/778,495
Filed by PHILIP MORRIS PRODUCTS S.A., Neuchatel (CH)
PCT Filed Dec. 16, 2020, PCT No. PCT/EP2020/086366
§ 371(c)(1), (2) Date May 20, 2022,
PCT Pub. No. WO2021/122705, PCT Pub. Date Jun. 24, 2021.
Claims priority of application No. 19216836 (EP), filed on Dec. 17, 2019.
Prior Publication US 2022/0408811 A1, Dec. 29, 2022
Int. Cl. A24F 40/42 (2020.01); A24D 1/20 (2020.01); A24F 40/20 (2020.01)
CPC A24F 40/42 (2020.01) [A24D 1/20 (2020.01); A24F 40/20 (2020.01)] 20 Claims
OG exemplary drawing
 
1. Aerosol-generating device for use with an aerosol-generating article, the aerosol-generating device comprising a chamber for removably receiving at least a portion of the aerosol-generating article, wherein along a center axis of the chamber, an inner surface of the chamber comprises a first axial portion and a second axial portion, wherein the first axial portion is closer to a proximal end of the chamber than the second axial portion, wherein the second axial portion is dimpled comprising a plurality of indentations, wherein the plurality of indentations are punctiform and extend from a base level area of the second axial portion outwards in a direction away from the center axis, and wherein the first axial portion comprises a plurality of first protrusions, wherein the plurality of first protrusions are configured to contact at least a portion of the aerosol-generating article received in the chamber, and wherein the plurality of first protrusions extend from a base level area of the first axial portion in a direction towards the center axis beyond the base level area of the second axial portion.