Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the disclosure includes a housing comprising an insertion space in communication with an exterior of the housing; an elongated probe coupled to the housing and comprising a first end, wherein the elongated probe is movable from the insertion space to an interior of the housing; and a pressure sensor coupled to the housing and located adjacent to the first end of the elongated probe.

Abstract: An aerosol-generating device is disclosed.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a cartridge, which includes an inner wall defining an insertion space into which a stick is inserted and a chamber formed between the inner wall and an outer wall to store an aerosol-generating substance, a wick, which is disposed adjacent to one end of the insertion space, which is elongated so as to be connected to the chamber, and which has formed therein a hollow portion, a heater, which is configured to heat the wick, and a probe member, which is elongated such that at least a portion thereof is disposed in the insertion space. When the stick is inserted into the insertion space, the at least the portion of the probe member is inserted into the stick.

Abstract: An aerosol-generating device and an operation method thereof are disclosed. The aerosol-generating device of the present disclosure includes a wick configured to absorb an aerosol-generating substance, a heater configured to heat the wick, a sensor configured to sense a puff, and a controller. The controller performs control to heat the heater while puffs are sensed, and detects the temperature of the heater. Based on the temperature of the heater being equal to or higher than a predetermined threshold temperature, the controller interrupts the supply of power to the heater. Based on the temperature of the heater being lower than the threshold temperature, the controller determines whether it is necessary to change the threshold temperature. Based on a need to change the threshold temperature, the controller changes the threshold temperature based on the detected temperature of the heater.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes an elongated container comprising an inner wall and an outer wall, wherein the inner wall defines an insert space configured to accommodate insertion of an aerosol-generating member, and wherein a chamber configured to store liquid is defined between the inner wall and the outer wall; a wick disposed at an end of the insert space; a heater configured to heat the wick; a passage formed between the insert space and the wick; and a sensor disposed adjacent to the insert space and configured to obtain color information about the aerosol-generating member inserted in the insert space.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes comprising an inner wall and an outer wall, wherein the inner wall defines an insert space configured to accommodate insertion of an aerosol-generating member, and wherein a chamber configured to store liquid is defined between the inner wall and the outer wall; a wick disposed at an end of the insert space; a heater configured to heat the wick; a passage formed between the insert space and the wick; and an infrared sensor disposed adjacent to the insert space.

Abstract: An aerosol-generating device is disclosed. the aerosol-generating device comprising: a container, which extends vertically and has a chamber defined between an outer wall and an inner wall thereof for storing a liquid, the inner wall having a inserting space into which a stick is inserted; a wick disposed below the inserting space and connected to the chamber to absorb the liquid; and a heater disposed near the wick, wherein a passage is formed between the inserting space and the wick, wherein the passage has: a first passage positioned adjacent to the wick; a second passage positioned adjacent to the inserting space to be connected to the inserting space; and a third passage positioned between the first passage and the second passage to connect the first passage to the second passage, the third passage having a width that is less than a width of the first passage and less than a width of the second passage.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a body having formed therein a first insertion space; a heater configured to heat the first insertion space; a sensing circuit connected to the heater; and a sensor configured to detect a change in a magnetic field of the sensing circuit, wherein the sensing circuit comprises a first part, a second part, and a third part which are each electrically conductive, wherein the first part and the second part are elongated with the third part extending between the first part and the second part to electrically connect the first part and the second part to each other, and wherein the sensor is disposed between the first part and the second part.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes: a cartridge including a first container, a wick disposed in the first container, the wick including an evaporation passage, a cylindrical outer portion surrounding the evaporation passage, an inner portion, which protrude toward the evaporation passage from the outer portion and extends in the longitudinal direction of the outer portion, and a groove, which is recessed from the inner portion and extends in the longitudinal direction of the outer portion, and a heater disposed in the wick, the heater including a first portion disposed between the outer portion and the inner portion and a second portion exposed through the groove; and a housing having a reception space into which the cartridge is inserted.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a body; a cartridge configured to be coupled to the body and comprising: a first container portion having an inner wall defining an elongated insertion space and a chamber formed between an outer wall and the inner wall configured to store a liquid therein, a second container portion adjacent to the first container portion, a wick mounted in the second container portion to be in communication with the chamber, and a heater configured to heat the wick; a sensor disposed adjacent to the cartridge, wherein the sensor is configured to sense electromagnetic properties around; and a shielding unit configured to shield the sensor from external interference.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a body; a cartridge coupled to the body, wherein the cartridge comprises: a first container providing a storage space, a second container adjacent to the first container, a wick disposed to be in communication with the storage space, and a heater configured to heat the wick; and a light source disposed at the body so as to be adjacent to the cartridge and configured to provide light to the cartridge, wherein the first container includes a window formed to allow light provided by the light source to pass therethrough.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a cartridge configured to accommodate an aerosol-generating substance, a housing including an inner wall forming therein an insertion space into which the cartridge is inserted, and at least one type detection sensor configured to output a signal indicating the type of the cartridge. The cartridge includes at least one feature portion formed in one of a plurality of outer surfaces thereof that is in contact with the inner wall. The feature portion has a shape corresponding to the type. The type detection sensor is disposed adjacent to the insertion space so as to be contact with the feature portion.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a door configured to open and close an insertion space into which a stick is inserted, a hinge member connected to the door to allow the door to be pivoted in the direction in which the stick is inserted, a magnetic body disposed at the door, a magnetic sensor configured to sense a magnetic field, and a controller configured to determine whether the stick is inserted into the insertion space using the magnetic sensor.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a first container configured to accommodate an aerosol-generating substance, a heater configured to heat the aerosol-generating substance, a shunt resistor electrically connected to the heater and receiving voltage corresponding to the current flowing through the heater, and a controller. When the voltage applied to the shunt resistor is lower than a preset reference voltage, the controller changes at least one of the level of electric power supplied to the heater when the heater generates heat or the time period for which the electric power is supplied. When the number of times that the voltage applied to the shunt resistor is lower than the reference voltage exceeds a predetermined number of times, the controller determines that the remaining amount of the aerosol-generating substance is less than a minimum amount.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes a first container and a second container, which includes a plurality of chambers, which are divided from each other, and is rotatably connected to the first container. The first container includes a cylinder having a space configured to store therein a liquid material, and a rotation limiter formed at the outer circumferential surface of the cylinder.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes a housing; a cartridge disposed in the housing and including a first container and a second container which are rotatably coupled, wherein the second container includes a plurality of chambers which are isolated from each other; a dial gear disposed in the housing and configured to rotate about a rotating shaft parallel to a rotating shaft of the second container; and a cartridge gear coupled to the second container and engaged with the dial gear such that rotation of the dial gear causes rotation of the second container via the cartridge gear.

Abstract: An aerosol-generating device including a cartridge including a first container having a cylindrical form including a hollow shaft such that liquid is containable between an inner surface of the first container and an outer surface of the hollow shaft; a second container rotatably coupled to the first container and which includes a plurality of chambers isolated from each other along a circumference of the second container; a wick extending through the hollow shaft in a diametrical direction of the hollow shaft; a coupling disc including a duct positioned between the first container and the second container to allow an upper end of the hollow shaft to communicate with the lower end of one of the plurality of chambers; and a first seal positioned around the duct between the first container and the coupling disc to seal the duct.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a first container configured to accommodate an aerosol-generating substance, a heater configured to heat the aerosol-generating substance, a second container configured to be rotatable about a rotating shaft thereof and including a plurality of partitioned chambers, a first sensor configured to output a signal indicating rotation of the second container, and a controller configured to determine whether the plurality of chambers is located at preset correct positions based on a signal received from the first sensor.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes a cartridge, which includes a first container and a second container includes a plurality of chambers isolated from each other, and is rotatably coupled to the first container, a housing, which has a reception space into which the cartridge is inserted, a dial gear, which is disposed in the housing, includes a rotating shaft parallel to a rotating shaft of the second container, and rotatably engages with the second container, and a battery, which is disposed in the housing adjacent both to the dial gear and to the reception space in a longitudinal direction of the rotating shaft of the dial gear.

Abstract: An aerosol-generating device including a cartridge having a first container having a cylindrical form, the first container including a hollow shaft such that liquid is containable between an inner surface of the first container and an outer surface of the hollow shaft; a second container, which is rotatably coupled to the first container, and includes a plurality of chambers, the plurality of chambers being isolated from each other along a circumference of the second container, and each of the plurality of chambers having a plurality of holes formed at upper and lower ends thereof; a wick, which extends through the hollow shaft in a diametrical direction of the hollow shaft; and a duct, which is positioned between the first container and the second container to allow an upper end of the hollow shaft to communicate with the lower end of one of the plurality of chambers.