Kt&g Corporation

Em-Tech Co., Ltd.

Hwan Ock Choe

Tae Hun Kim

Joong Hak Kwon

Jong Sun Park

Seung Kiu Jeong

Ghi Yuun Kang

Dong Wook Lim

Ji Hye Jang

Seung An Lee

A vaporizer includes a liquid storage configured to store a liquid composition, an aerosol generator coupled to one end of the liquid storage, and including a wick configured to absorb the liquid composition from the liquid storage, a liquid heater configured to generate aerosol by heating the wick, an aerosol chamber surrounding the wick and the liquid heater, an inlet through which external air is introduced into the aerosol chamber, and an outlet through which the aerosol generated in the aerosol chamber is discharged, and an air supplier configured to supply the external air to the aerosol generator, and including a first opening connected to the inlet of the aerosol generator and a second opening that is opposite to the first opening and connected to the outside at a position spaced apart from the first opening along a direction from the one end to another end of the liquid storage.

Vaporizer of an aerosol generating device having a leakage-preventing structure

A vaporizer includes: a liquid storage for storing liquid composition; an upper cap portion coupled with the liquid storage and having a cavity for introducing the liquid composition of the liquid storage; a lower cap portion coupled with the upper cap portion to form an aerosol-generating space; a liquid delivery element positioned in the aerosol-generating space between the upper cap portion and the lower cap portion, and configured to absorb the liquid composition transferred from the liquid storage; a sealing portion having a coupling recess supporting at least one of end portions of the liquid delivery element, positioned between the upper cap portion and the lower cap portion, connected to the cavity, and configured to deliver the liquid composition from the liquid storage to the at least one of the end portions of the liquid delivery element; a heating element configured to heat the liquid delivery element to generate aerosol; and a leg portion extending from the upper cap portion to the lower cap portion, contacting at least a portion of the liquid delivery element, and configured to block a coupled portion between the coupling recess of the sealing portion and the at least one of the end portions of the liquid delivery element to block a flow of the liquid composition from the sealing portion to the aerosol-generating space.

Vaporizer and aerosol generation device including same

The present invention aims to provide a microspeaker with enhanced low frequency characteristics, by arranging an adsorbent for adsorbing the air in a resonance space and defining a virtual back volume by the air adsorption of the adsorbent. According to an aspect of the present invention, there is provided a microspeaker enclosure with an air adsorbent, including a microspeaker, an enclosure with the microspeaker provided therein, the enclosure defining a resonance space, and an air adsorbent applied to the resonance space of the enclosure, wherein an air adsorption mole ratio per unit volume of the air adsorbent based on a change in the unit pressure is 40.6 mol/m&#xb7;atm.

Microspeaker enclosure with air adsorbent in resonance space

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Changwon-si, South Korea

Hwan Ock Choe