Patents Assigned to KT & G Corporation
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Patent number: 11882870Abstract: Provided is an aerosol generating system including a holder configured to generate aerosol by heating a cigarette; and a cradle including an inner space into which the holder is inserted. The holder is configured to be tiltable with respect the cradle. The holder is inserted into the inner space of the cradle and then tilted to generate the aerosol.Type: GrantFiled: December 1, 2021Date of Patent: January 30, 2024Assignee: KT&G CORPORATIONInventors: Jung Ho Han, Jang Uk Lee, Hun Il Lim, Jong Sub Lee, Dae Nam Han, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon
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Patent number: 11882882Abstract: An aerosol generating device according to an embodiment includes a heater generating an aerosol by heating an aerosol generating substrate; a controller for controlling power supplied to the heater; at least one detachable element that is attachable to and detachable from an inner space or an outer space of the aerosol generating device; and a plurality of geomagnetic sensors for detecting changes in the strength of an internal magnetic field of the aerosol generating device, wherein the controller detects detachment of the detachable element based on a detection result from at least one of the plurality of geomagnetic sensors.Type: GrantFiled: November 8, 2019Date of Patent: January 30, 2024Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Tae Hun Kim, Hyung Jin Jung, Jae Sung Choi, Jung Ho Han
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Patent number: 11883584Abstract: According to some embodiments, there is disclosed an aerosol generating device which includes: a main body including a controller and a battery; and a cartridge detachably coupled to the main body, wherein the controller periodically detects whether the cartridge is coupled to the main body while the aerosol generating device operates in a first mode, determines whether a preset period of time has elapsed based on the cartridge being determined to have been separated from the main body, and switches the aerosol generating device from the first mode to a second mode based on whether the cartridge is coupled to the main body before the preset period of time elapses.Type: GrantFiled: April 17, 2020Date of Patent: January 30, 2024Assignee: KT&G CORPORATIONInventors: Byung Sung Cho, Won Kyeong Lee, Jong Sub Lee, Dae Nam Han
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Patent number: 11882869Abstract: A cigarette according to an embodiment may include a cigarette rod including an aerosol-generating material; a filter rod located at one end of the cigarette rod and including a first segment and a second segment; a front end plug located at the other end of the cigarette rod; and an outer wrapper wrapping the cigarette rod, the filter rod and the front end plug, wherein the outer wrapper has a basis weight of 57 g/m2 to 63 g/m2 and a thickness of 64 ?m to 70 ?m to increase the strength of the cigarette.Type: GrantFiled: November 12, 2019Date of Patent: January 30, 2024Assignee: KT&G CORPORATIONInventors: Jung Seop Hwang, Dong Kyun Ko, Jae Sung Noh, Bong Su Cheong, Sang Won Choi
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Publication number: 20240023633Abstract: Provided is an aerosol generating device including: a heater heating an aerosol generating material by power supplied; a battery storing power to be supplied to the heater; and a controller controlling power supply to the heater and power supply to the battery, wherein, the controller monitors a heating state of the heater when the aerosol generating device is electrically connected to an external power supply source; performs heating of the heater without charging of the battery by the external power supply source when the monitored heating state is determined to be a rapid heating state, ; and controls power supply to the heater and power supply to the battery to perform charging of the battery and heating of the heater together by the external power supply source when the monitored heating state is determined not to be the rapid heating state.Type: ApplicationFiled: October 5, 2023Publication date: January 25, 2024Applicant: KT&G CORPORATIONInventors: Jae Min LEE, Sang Kyu PARK
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Publication number: 20240027014Abstract: An insulating material for an aerosol generating device includes an insulation sheet and a waterproof film arranged on at least one surface of the insulation sheet.Type: ApplicationFiled: July 26, 2022Publication date: January 25, 2024Applicant: KT&G CORPORATIONInventors: Jong Seong JEONG, Gyoung Min GO, Hyung Jin BAE, Jang Won SEO, Chul Ho JANG, Jin Chul JUNG
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Publication number: 20240023605Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the disclosure includes An aerosol-generating device comprising: a body with a buttonhole; a button key configured to be inserted into the buttonhole; a circuit board disposed inside the body to face button key; a seal disposed between the circuit board and the body, wherein the seal comprises a central portion positioned to face the button key and a peripheral portion surrounding a periphery of the buttonhole and in contact with the body; an actuator mounted between the circuit board and the central portion of the seal to provide elastic force to the central portion toward the button key; and a support projecting from the circuit board toward the peripheral portion for supporting the peripheral portion.Type: ApplicationFiled: June 22, 2022Publication date: January 25, 2024Applicant: KT&G CORPORATIONInventor: Hwikyeong AN
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Publication number: 20240023612Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the disclosure includes a housing comprising an inner wall to define an insertion space therein and an outer wall surrounding an outer side of the inner wall to define a coil reception space formed between the inner wall and the outer wall, wherein each of the insertion space and the coil reception space have an opening at one side; a heating coil wound around the outer side of the inner wall and disposed in the coil reception space; and a cover configured to cover the opening of the coil reception space and comprising an insertion port allowing communication between the insertion space and an outside of the housing, wherein the cover comprises a sealing protrusion positioned between the opening of the insertion space and the opening of the coil reception space to press against the inner wall.Type: ApplicationFiled: June 22, 2022Publication date: January 25, 2024Applicant: KT&G CORPORATIONInventor: Hwikyeong AN
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Publication number: 20240023634Abstract: As an embodiment of the present disclosure, there is disclosed an aerosol generating device including: a heater configured to generate an aerosol by heating an aerosol generating substrate; a storage unit configured to store information regarding a first time period and a second time period for controlling a temperature of the heater; and a controller configured to control power supplied to the heater, wherein the controller, when the first time period time elapses after the temperature of the heater reaches the first target temperature, changes the temperature of the heater to a second target temperature for the second time period, and the sum of the first time period and the second time period is a time period in a preset change.Type: ApplicationFiled: October 5, 2023Publication date: January 25, 2024Applicant: KT&G CORPORATIONInventors: Yong Joon JANG, Gyoung Min GO, Jang Won SEO, Chul Ho JANG, Min Seok JEONG, Jong Seong JEONG, Jin Chul JUNG
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Patent number: 11877592Abstract: Provided is an aerosol generating article including a filter segment in which a channel is formed, the aerosol generating article including: a front-end filter segment arranged at an upstream end that is to be inserted into an aerosol generating device; a rear-end filter segment arranged at a downstream end that is to contact a mouth of a user; and a tobacco rod arranged between the front-end filter segment and the rear-end filter segment, wherein at least one filter segment of the front-end filter segment and the rear-end filter segment includes: at least one channel extending from the upstream end toward the downstream end; and a filter structure filtering out some components of aerosol, and wherein the at least one filter segment has a suction resistance corresponding to a ratio between a cross-sectional area of the at least one channel and a cross-sectional area of the filter structure.Type: GrantFiled: November 13, 2019Date of Patent: January 23, 2024Assignee: KT&G CORPORATIONInventors: Bong Su Cheong, Dong Kyun Ko, Jae Sung Noh, Sang Won Choi, Jung Seop Hwang
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Patent number: 11877602Abstract: Provided is an aerosol generating device including a heater configured to heat an aerosol generating material; a sensor configured to detect movement of the aerosol generating device; and a controller configured to: count stop time corresponding to a time for which the movement is not detected during an operation time of the heater, and extend the operation time based on the stop time.Type: GrantFiled: May 8, 2020Date of Patent: January 23, 2024Assignee: KT&G CORPORATIONInventors: Jae Min Lee, Hyung Seok Lee
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Publication number: 20240016218Abstract: An aerosol-generating article and an aerosol generation device used therewith are provided. The aerosol generation device according to some embodiments of the present disclosure may include a housing configured to form an accommodation space in which an aerosol-generating article is accommodated and a heater part configured to heat the aerosol-generating article accommodated in the accommodation space, wherein the aerosol-generating article may include a tobacco rod, which includes a cavity segment filled with tobacco granules, and a filter rod. By the heater part having a structure that heats only the cavity segment or heats the tobacco rod from the inside and outside simultaneously, the tobacco granules filled in the cavity segment can be effectively heated.Type: ApplicationFiled: April 21, 2022Publication date: January 18, 2024Applicant: KT&G CORPORATIONInventors: Chan Min KWON, Eun Mi JEOUNG
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Patent number: 11871797Abstract: Provided is an aerosol generating device including: a heater heating an aerosol generating material by power supplied; a battery storing power to be supplied to the heater; and a controller controlling power supply to the heater and power supply to the battery, wherein, the controller monitors a heating state of the heater when the aerosol generating device is electrically connected to an external power supply source; performs heating of the heater without charging of the battery by the external power supply source when the monitored heating state is determined to be a rapid heating state; and controls power supply to the heater and power supply to the battery to perform charging of the battery and heating of the heater together by the external power supply source when the monitored heating state is determined not to be the rapid heating state.Type: GrantFiled: May 20, 2020Date of Patent: January 16, 2024Assignee: KT&G CORPORATIONInventors: Jae Min Lee, Sang Kyu Park
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Patent number: 11871787Abstract: According to an exemplary embodiment, provided is an aerosol generation apparatus including: a liquid cartridge comprising a storage unit configured to store an aerosol-generating substrate which is liquid-type and an atomizer configured to generate aerosol by heating the aerosol-generating substrate; a mouth tip located at one end of the aerosol generation apparatus and comprising a filter unit configured to adsorb at least one material included in the generated aerosol; and an aerosol heating unit configured to heat the generated aerosol when the generated aerosol is inhaled by a user through the mouth tip.Type: GrantFiled: April 9, 2018Date of Patent: January 16, 2024Assignee: KT&G CORPORATIONInventors: Jung Ho Han, Jang Uk Lee, Hun II Lim, Jong Sub Lee, Dae Nam Han, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon
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Patent number: 11871781Abstract: Provided is an aerosol generating system including a holder configured to generate aerosol by heating a cigarette; and a cradle including an inner space into which the holder is inserted. The holder is configured to be tiltable with respect the cradle. The holder is inserted into the inner space of the cradle and then tilted to generate the aerosol.Type: GrantFiled: December 1, 2021Date of Patent: January 16, 2024Assignee: KT&G CORPORATIONInventors: Jung Ho Han, Jang Uk Lee, Hun Il Lim, Jong Sub Lee, Dae Nam Han, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon
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Publication number: 20240008549Abstract: An aerosol generating apparatus includes: a heater configured to heat an aerosol generating substrate; a puff sensor configured to measure an amount of a user's puff; and a controller configured to determine a vaporization amount of the aerosol generating substrate, based on a puff sensing value indicating the amount of the user's puff, and control a heating time of the heater, based on the determined vaporization amount.Type: ApplicationFiled: December 28, 2021Publication date: January 11, 2024Applicant: KT&G CORPORATIONInventors: Yong Hwan KIM, Sung Wook YOON, Seung Won LEE, Seok Su JANG, Dae Nam HAN
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Publication number: 20240008546Abstract: An aerosol generation device having a differentiated heating function and an aerosol-generating article applied thereto are provided. The aerosol generation device according to some embodiments of the present disclosure may include a housing configured to form an accommodation space for accommodating an aerosol-generating article and a heater part configured to heat the aerosol-generating article accommodated in the accommodation space to generate an aerosol. Here, by including a first heating part configured to heat a first part of the aerosol-generating article from a first distance and a second heating part configured to heat a second part of the aerosol-generating article from a second distance longer than the first distance, the heater part can heat each part of the aerosol-generating article in a differentiated manner.Type: ApplicationFiled: March 25, 2022Publication date: January 11, 2024Applicant: KT&G CORPORATIONInventors: Jang Won SEO, Chul Ho JANG, Gyoung Min GO, Hyung Jin BAE, Min Seok JEONG, Jong Seong JEONG, Jin Chul JUNG
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Publication number: 20240008550Abstract: An aerosol generating device according to one embodiment may include: a housing that forms an exterior of the aerosol generating device and includes an opening into which a cigarette is inserted; a heater that generates an aerosol by heating the cigarette; a battery that supplies power to the heater; a temperature sensor that senses a temperature of an internal component of the aerosol generating device; and a controller that prevents abnormal operation of the aerosol generating device based on the temperature of the internal component sensed by the temperature sensor.Type: ApplicationFiled: September 20, 2023Publication date: January 11, 2024Applicant: KT&G CORPORATIONInventors: Seung Won LEE, Yong Hwan Kim, Sung Wook Yoon, Dae Nam Han
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Publication number: 20240008545Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the disclosure includes a pipe defining an insertion space; a flange comprising a through hole and coupled to the pipe at a first side of the insertion space; and a susceptor extending through the through hole such that a first end thereof extends into the insertion space; wherein a leg of the susceptor at a second end thereof is bent radially outwards and configured to engage with a retainer formed at the flange.Type: ApplicationFiled: June 22, 2022Publication date: January 11, 2024Applicant: KT&G CORPORATIONInventor: Hwikyeong AN
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Publication number: 20240008525Abstract: A nicotine sheet and an aerosol-generating article including the same are provided. The nicotine sheet according to some embodiments of the present disclosure may include a nicotine material which includes a nicotine component and a cellulose-based material which forms a sheet. The nicotine sheet may, when heated, slowly release the nicotine component fixed therein and thus can improve persistence of a tobacco smoke taste of an aerosol-generating article.Type: ApplicationFiled: April 21, 2022Publication date: January 11, 2024Applicant: KT&G CORPORATIONInventors: Kyung Bin JUNG, Ick Joong KIM, Geon Chang LEE, Eun Mi JEOUNG, Min Hee HWANG