US 11,930,845 B2
Liquid supply system for use in aerosol-generating devices
Irene Taurino, Lausanne (CH)
Assigned to Philip Morris Products S.A., Neuchatel (CH)
Appl. No. 17/282,409
Filed by PHILIP MORRIS PRODUCTS S.A., Neuchatel (CH)
PCT Filed Oct. 1, 2019, PCT No. PCT/EP2019/076554
§ 371(c)(1), (2) Date Apr. 2, 2021,
PCT Pub. No. WO2020/070109, PCT Pub. Date Apr. 9, 2020.
Claims priority of application No. 18198503 (EP), filed on Oct. 3, 2018.
Prior Publication US 2021/0386118 A1, Dec. 16, 2021
Int. Cl. A24F 40/42 (2020.01); A24F 40/10 (2020.01); A24F 40/44 (2020.01); A24F 40/48 (2020.01)
CPC A24F 40/42 (2020.01) [A24F 40/10 (2020.01); A24F 40/44 (2020.01); A24F 40/48 (2020.01)] 12 Claims
OG exemplary drawing
 
1. A liquid supply system for use with an aerosol-generating device,
the liquid supply system comprising:
a liquid retention material;
a liquid flow channel extending from the liquid retention material;
a liquid storage disposed on an upstream side of the liquid retention material; and
a barrier disposed in the liquid flow channel, the barrier having a degradation temperature between 60° C. and 130° C., wherein the barrier is disposed between the liquid retention material and the liquid storage, the liquid supply system further comprising: a liquid transport material disposed on a downstream side of the liquid retention material.