IP Library Granted Patent US 12,478,098
Granted Patent B2
US 12,478,098 · App. 17/912,526 · Granted Nov 25, 2025

Aerosol cartridge with air-liquid channel

Inventors: Xingfu Zhou (Zhejiang, CN); Liping Wang (Zhejiang, CN); Ding Shen (Zhejiang, CN)
Assignee: ZHEJIANG MAIBO POLYMER MATERIALS CO., LTD.
A24F40/42A24F40/10A24F40/485A24F40/70
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Quick Facts
Patent No.
US 12,478,098
App. No.
17/912,526
Granted
Nov 25, 2025
Kind
B2
Abstract

An aerosol cartridge with an air-liquid channel is disclosed. The aerosol cartridge includes: a liquid storage element, an atomizer and an air-liquid channel, the liquid storage element and the atomizer are communicated by the air-liquid channel, the air-liquid channel includes at least one fluid channel axially penetrating the air-liquid channel, and the air-liquid channel further includes a fluid core.

Claims (17)

1 . An aerosol cartridge with an air-liquid channel, comprising:

a liquid storage element,

an atomizer, and

an air-liquid channel, wherein

the liquid storage element and the atomizer are communicated by the air-liquid channel,

the air-liquid channel comprises an air-liquid channel outer tube, a fluid core provided in the air-liquid channel outer tube, and fluid channels axially penetrating through the air-liquid channel,

the fluid channels are provided between the air-liquid channel outer tube and the fluid core, the fluid channels are used as air channels or liquid channels, and at least one of the fluid channels is used as an air channel,

the fluid core is made of fiber by bonding,

a maximum inscribed circle diameter of a smallest cross-section among the fluid channels is 0.05 mm to 1 mm, and

in an equilibrium state, the air channel is sealed by a liquid on a peripheral surface of the fluid core due to capillary forces.

2 . The aerosol cartridge with the air-liquid channel according to claim 1 , wherein the air-liquid channel is directly communicated with the atomizer.

3 . The aerosol cartridge with the air-liquid channel according to claim 1 , wherein the aerosol cartridge comprises a condensate absorbing element.

4 . The aerosol cartridge with the air-liquid channel according to claim 1 , wherein the aerosol cartridge with the air-liquid channel further comprises an atomizing chamber, and the atomizing chamber is provided with a buffer liquid storage.

5 . The aerosol cartridge with the air-liquid channel according to claim 4 , wherein the air-liquid channel is in communication with the atomizer by the buffer liquid storage.

6 . The aerosol cartridge with the air-liquid channel according to claim 4 , wherein the buffer liquid storage is made of fiber or sponge.

7 . The aerosol cartridge with the air-liquid channel according to claim 4 , wherein the buffer liquid storage comprises a buffer liquid storage high-density portion and a buffer liquid storage low-density portion.

8 . The aerosol cartridge with the air-liquid channel according to claim 4 , wherein the atomizing chamber is provided with an air-inlet hole.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 26, 2022
From: ZHOU, XINGFU; WANG, LIPING; SHEN, DING
To: ZHEJIANG MAIBO POLYMER MATERIALS CO., LTD.
Reel/Frame 061206/0729 →
Priority Claims (1)
CN 202010050867.3 · Jan 17, 2020 · national
Continuity (1)
Related Publication 20230157360A1 · May 25, 2023
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