A humidification system including a water-delivery system, an air-delivery system, a control system, and at least one fog-generation system. In example forms, the system includes a water-and-air delivery bar, a fog-delivery block, and/or a tubing-and-track delivery system. In another example form, a humidification system includes a housing having a nozzle discharge body, an air inlet coupling having an air delivery conduit extending therethrough, and a water inlet coupling having a water delivery conduit extending therethrough, and further including means for providing heating and/or a consistent back-pressure and flowrate across multiple nozzles in a multi-nozzle array.

A humidification system including a water-delivery system, an air-delivery system, a control system, and at least one fog-generation system. In example forms, the system includes a water-and-air delivery bar, a fog-delivery block, and/or a tubing-and-track delivery system. In another example form, a humidification system includes a housing having a nozzle discharge body, an air inlet coupling having an air delivery conduit extending therethrough, and a water inlet coupling having a water delivery conduit extending therethrough, and further including means for providing heating and/or a consistent back-pressure and flowrate across multiple nozzles in a multi-nozzle array.

Provided is a mist device capable of suppressing a decrease in amount of mist generated to be retained in a retaining space. A mist device 1 of the present invention includes a mist generation unit 8 that generates mist from stored water, and a mist supply unit 10 that supplies the mist generated by the mist generation unit to a retaining part that forms a retaining space having an upper part opened, the mist device is configured so that the mist supplied from the mist supply unit is retained in a retaining space 4, and the mist generation unit 8 includes a mist supply flow rate decrease suppression part 40 that suppresses a decrease in amount of mist generated.

An aerosol-generator for an aerosol-generating device is provided, including: a surface acoustic wave atomiser including: a substrate including an active surface defining an atomisation region, and at least one transducer positioned on the active surface to generate surface acoustic waves for defining an acoustic wavefront on the active surface; and a supply element arranged to supply a liquid aerosol-forming substrate to the atomisation region so that liquid aerosol-forming substrate in the atomisation region defines an interface between the active surface, the liquid aerosol-forming substrate, and the atmosphere, in which the at least one transducer and the supply element are configured so that a shape of the acoustic wavefront at the interface corresponds to a shape of at least part of the interface. An aerosol-generating device including the aerosol-generator is also provided.

The device for diffusing volatile substances comprises a container (1) for housing a liquid containing the volatile substances and comprising an outlet for volatile substances (2) and an air inlet (3), and a nebulizer (5) with which the volatile substances are diffused to the outside, wherein the device for diffusing volatile substances also comprises a dispenser (4) that connects the volatile substances outlet (2) and the air inlet (3) to the nebulizer (5); a chamber (6) in which a mist of volatile substances is generated from the nebulizer (5), the chamber comprising an outlet hole (8) through which the mist of volatile substances exits.

It makes it possible to provide a device for releasing volatile substances in which no gas is necessary, natural fragrances can be used and with which good control of the dosage can be achieved.

Provided herein are an ultrasonic-based aerosol generation device with a new structure capable of reducing cartridge replacement costs and a control method thereof. The ultrasonic-based aerosol generation device according to some embodiments of the present disclosure may include a replaceable cartridge which is configured to store a liquid aerosol-forming substrate and a control main body which is configured to be coupled to the cartridge. Also, the control main body may include a controller and a vibration member which is configured to generate ultrasonic vibrations to vaporize the aerosol-forming substrate stored in the cartridge. Here, the controller may monitor a temperature of the vibration member and controls operation of the vibration member on the basis of a monitoring result.

Provided herein are an ultrasonic-based aerosol generation device with a new structure capable of reducing cartridge replacement costs and a control method thereof. The ultrasonic-based aerosol generation device according to some embodiments of the present disclosure may include a replaceable cartridge which is configured to store a liquid aerosol-forming substrate and a control main body which is configured to be coupled to the cartridge. Also, the control main body may include a controller and a vibration member which is configured to generate ultrasonic vibrations to vaporize the aerosol-forming substrate stored in the cartridge. Here, the controller may monitor a temperature of the vibration member and controls operation of the vibration member on the basis of a monitoring result.

Provided herein is an ultrasonic-based aerosol generation device capable of ensuring immediate aerosol generation according to puffs and reducing cartridge replacement costs. The ultrasonic-based aerosol generation device according to some embodiments of the present disclosure may include a control main body which includes a vibration member configured to generate ultrasonic vibrations and a cartridge which is replaceable and coupled to the control main body. In this structure, since the vibration member, which is a relatively expensive component, is disposed at the control main body side, the cartridge replacement costs may be significantly reduced. Further, since a vibration transmission member configured to transmit the ultrasonic vibrations of the vibration member to a liquid aerosol-forming substrate is disposed in the cartridge, an aerosol may be smoothly generated.

Provided herein are an ultrasonic-based aerosol generation device, which is capable of reducing cartridge replacement costs and ensuring immediate aerosol generation, and a cartridge recognition method thereof. The ultrasonic-based aerosol generation device according to some embodiments of the present disclosure may include a liquid reservoir configured to store a liquid aerosol-forming substrate, a vibration element configured to provide ultrasonic vibrations to the stored liquid aerosol-forming substrate to form an aerosol, and a porous member which is disposed to be spaced apart from the vibration element and has a plurality of holes formed therein. Here, the liquid aerosol-forming substrate may be pushed in a direction toward the porous member due to ultrasonic vibrations of the vibration element, and the pushed liquid may be rapidly vaporized by passing through the plurality of holes. Accordingly, an aerosol can be generated immediately upon a puff.

Provided herein are an ultrasonic-based aerosol generation device, which is capable of reducing cartridge replacement costs and ensuring immediate aerosol generation, and a cartridge recognition method thereof. The ultrasonic-based aerosol generation device according to some embodiments of the present disclosure may include a liquid reservoir configured to store a liquid aerosol-forming substrate, a vibration element configured to provide ultrasonic vibrations to the stored liquid aerosol-forming substrate to form an aerosol, and a porous member which is disposed to be spaced apart from the vibration element and has a plurality of holes formed therein. Here, the liquid aerosol-forming substrate may be pushed in a direction toward the porous member due to ultrasonic vibrations of the vibration element, and the pushed liquid may be rapidly vaporized by passing through the plurality of holes. Accordingly, an aerosol can be generated immediately upon a puff.