公开(公告)号：US11517047B2

公开(公告)日：2022-12-06

申请号：US16639020

申请日：2018-10-26

申请人： KT&G CORPORATION

发明人： Hwi Kyeong An

IPC分类号： A24F13/00 ,  A24F40/42 ,  A24F40/90 ,  A24F40/46 ,  A24B15/167 ,  A24F40/20 ,  A24F40/30 ,  A24D3/17 ,  A24D1/20 ,  A24F40/60 ,  F21V3/00 ,  F21V5/00 ,  G02B19/00 ,  H05B3/54 ,  A24F40/485 ,  A24F40/10 ,  A24F40/44 ,  A24F40/40 ,  A24F40/57 ,  A24F40/65 ,  H05K1/02 ,  H05K1/14 ,  H05K1/18 ,  A24F40/50 ,  A24F40/95 ,  A24F15/01 ,  A24F40/51 ,  F21Y115/10

摘要： Provided according to an exemplary embodiment is a heater for an aerosol generation device, the heater comprising a plurality of segments combined together to form an insertion portion into which an object-to-be-heated is inserted; one or more electrically conductive tracks printed on one surface of each of the plurality of segments and disposed toward the object-to-be-heated; and an elastic member configured to surround at least a part of the plurality of segments.

公开(公告)号：US20220378109A1

公开(公告)日：2022-12-01

申请号：US17627934

申请日：2021-09-06

申请人： KT&G CORPORATION

发明人： Jaemin LEE

IPC分类号： A24F40/57 ,  A24F40/40 ,  A24F40/10

摘要： An aerosol-generating device controls power supplied to a heating unit based on a first target temperature during a first preheating section and control the power based on a second target temperature higher than the first target temperature during a second preheating section, such that the heating unit is stably heated to a target preheating temperature without carbonizing the aerosol generating substrate.

公开(公告)号：US20220378108A1

公开(公告)日：2022-12-01

申请号：US17604631

申请日：2021-08-02

申请人： KT&G CORPORATION

发明人： Byung Sung CHO ,  Min Kyu KIM ,  Ju Eon PARK ,  Jong Sub LEE

IPC分类号： A24F40/57 ,  A24F40/10 ,  A24F40/20 ,  A24F40/30 ,  A24F40/51 ,  A24F40/60 ,  A24F40/42 ,  H05B1/02

摘要： An aerosol-generating device includes a heater configured to heat an aerosol-generating material, a puff detection sensor configured to detect puffs of a user, a battery configured to supply power to the heater, and a controller configured to: based on a new puff being detected by the puff detection sensor, count a number of accumulated puffs including the new puff, determine a puff section corresponding to the number of accumulated puffs from among a plurality of puff sections which are divided according to the number of accumulated puffs, and control the power supplied to the heater based on a power range preset for the determined puff section.

公开(公告)号：US20220369707A1

公开(公告)日：2022-11-24

申请号：US16969321

申请日：2020-04-22

申请人： KT&G Corporation

发明人： Jong Sub LEE ,  Kyung Moon JI

IPC分类号： A24F40/42 ,  A24F40/10 ,  A24F40/51 ,  A24F40/46

摘要： A cartridge for an aerosol generating device is provided, which includes a storage configured to store an aerosol generating material; a heating element configured to generate aerosol by heating the aerosol generating material; an aerosol discharge passage configured to discharge the aerosol in one direction; and a cap coupled to one end of the storage to seal the storage; and a droplet accommodation portion formed in the cap and located on an extension line of the aerosol discharge passage to accommodate droplets formed from the aerosol.

公开(公告)号：US20220361589A1

公开(公告)日：2022-11-17

申请号：US17286527

申请日：2020-12-04

申请人： KT&G CORPORATION

发明人： Hwi Kyeong AN ,  Jong Myung KIM ,  Seok Sun YOON ,  Jong Ik LEE ,  Seung Peel YIM

IPC分类号： A24F40/85 ,  A24F40/46 ,  B08B1/00

摘要： A cleaning kit for an aerosol generating device includes a blade portion formed at one side of the cleaning kit, and configured to separate residual materials adhered to at least one of a heater and an accommodation portion of the aerosol generating device; and a brush portion formed at another side of the cleaning kit, and configured to remove the separated residual materials from the aerosol generating device.

公开(公告)号：US20220361582A1

公开(公告)日：2022-11-17

申请号：US17291666

申请日：2020-12-09

申请人： KT&G CORPORATION

发明人： Hyung Jin JUNG

IPC分类号： A24F40/51 ,  A24F40/40

摘要： An aerosol generating device that is configured to determine an insertion and a separation of an aerosol generating substance from the aerosol generating device based on an amount of change in inductance and control a heater to heat the aerosol generating substance based on a result of the determination.

公开(公告)号：US20220361580A1

公开(公告)日：2022-11-17

申请号：US17293242

申请日：2020-12-14

申请人： KT&G CORPORATION

发明人： Byung Sung CHO ,  Won Kyeong LEE ,  Min Kyu KIM ,  Jong Sub LEE

IPC分类号： A24F40/50 ,  A24F40/10 ,  A24F40/40

摘要： An aerosol generating device and a controlling method thereof are provided. An aerosol generating device includes: a battery configured to supply power for generating an aerosol from an aerosol generating material; a converter configured to convert a supply voltage from the battery into a constant voltage of a predetermined level; a heater configured to heat the aerosol generating material using the supply voltage; a detection circuit configured to detect a change in resistance of the heater by applying the constant voltage output from the converter and performing a current sensing on the heater with a resistance value; and a controller configured to control the heater for generating the aerosol by switching between a monitoring mode for performing the detection of the change in the resistance of the heater using the constant voltage and a heating mode for heating the heater using the supply voltage.

公开(公告)号：US20220361576A1

公开(公告)日：2022-11-17

申请号：US17285359

申请日：2020-11-23

申请人： KT&G CORPORATION

发明人： Hwi Kyeong AN

IPC分类号： A24F40/465 ,  A24F40/20 ,  H05B3/46 ,  H05B6/10

摘要： A heater assembly includes a heating body that generates heat and includes a first portion and a second portion having a diameter smaller than a diameter of the first portion, a first fixing portion that supports the heating body and includes an insertion hole into which the second portion of the heating body is inserted, and a second fixing portion extending in a longitudinal direction of the heating body to form an accommodation space in which a cigarette is accommodated and engaging with the first fixing portion at one side of the second fixing portion, wherein the diameter of the second portion is larger than a diameter of the insertion hole of the first fixing portion before the heating body is inserted into the first fixing portion by interference fit.

公开(公告)号：US20220361569A1

公开(公告)日：2022-11-17

申请号：US17285734

申请日：2020-11-19

申请人： KT&G CORPORATION

发明人： Hwi Kyeong AN

IPC分类号： A24F40/40 ,  A24F40/50

摘要： An aerosol generating device includes an accommodating portion accommodating an aerosol generating article through an opening formed in an upper housing, a cover portion configured to open and close the opening, and an extracting portion mounted in the accommodating portion, contacting with the aerosol generating article, and configured to extract the aerosol generating article by moving from a first position to a second position in an longitudinal direction of the accommodating portion when the cover portion opens the opening.

公开(公告)号：US20220354184A1

公开(公告)日：2022-11-10

申请号：US17434170

申请日：2021-03-10

申请人： KT&G CORPORATION

发明人： Dong Sung KIM ,  Won Kyeong LEE ,  Heon Jun JEONG ,  Jae Sung CHOI

IPC分类号： A24F40/70 ,  A24F40/46

摘要： A method of manufacturing a heater module for an aerosol-generating device includes: preparing a heat transfer pipe having a hollow shape and including a thermal conductive material; forming an assembly of the heat transfer pipe and a cover by insert molding in which heat transfer pipe is placed in a mold and resin is injected into the mold, such that one end of the cover is integrally coupled to an end of the heat transfer pipe while a side wall of the cover is spaced apart from the heat transfer pipe and surrounds the heat transfer pipe; arranging a heater on an outer surface of the heat transfer pipe; and sealing, with a sealing stopper, a space between the heat transfer pipe and the cover such that internal pressure of the space is lower than atmospheric pressure.