Patents by Inventor Hongjun Cho

Hongjun Cho has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12655568
    Abstract: A clothing treatment apparatus includes: a drum, a front cover, a rear cover, a drum inlet, a rear cover through-hole, a motor including a stator and a rotor, a fixed panel positioned between the rear cover and the motor, a fixed panel through-hole through the fixed panel, a power transmission including a housing fixed to the fixed panel, an input shaft, an output shaft, and a gear unit positioned inside the housing and transmitting the rotational motion of the input shaft to the output shaft, a shaft fastening part fixed to the rear cover and closing the rear cover through-hole, a fastening part through-hole through the shaft fastening part and receiving one end of the output shaft is inserted, and a nut coupled to the one end of the output shaft passing through the fastening part through-hole and fixing the output shaft to the shaft fastening part.
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: June 16, 2026
    Assignee: LG Electronics Inc.
    Inventors: Yongjun An, Jongmin Lee, Hyojun Kim, Hongjun Cho
  • Patent number: 12655569
    Abstract: A laundry treating apparatus includes a drum body, a front cover, a rear cover, a fixed panel spaced apart from the rear cover, a housing fixed to the fixed panel, a stator, a rotor, a ring gear fixed in the housing, a first shaft fixed to the rotor and located in the housing, a driver gear located within the housing and fixed to the first shaft, a second shaft that is concentric with the first shaft, fixed to the rear cover, and located within the housing, a base located within the housing and coupled to the second shaft, and a driven gear having a first body rotatably fixed to the base, a first gear defined at the first body and engaged with the driver gear, a second body fixed to the first body, and a second gear defined at the second body and engaged with the ring gear.
    Type: Grant
    Filed: September 26, 2024
    Date of Patent: June 16, 2026
    Assignee: LG Electronics Inc.
    Inventors: Hyeonjoong Kim, Hongjun Cho, Hyojun Kim, Oshin Kwon, Yangguk Hwang, Hyuksoo Lee, Yeonju Lee
  • Publication number: 20260132564
    Abstract: The present application relates to a garment processing device comprising: a drum comprising a drum body for providing a garment storage space, a front cover forming the front surface of the drum body, a rear cover forming the rear surface of the drum body, and a drum introduction opening provided through the front cover; a fixed panel positioned to be spaced apart from the rear cover and provided with a guide hole; a mounting body inserted into the guide hole to be able to reciprocate in a direction perpendicular to the fixed panel, the mounting body being divided into a first area facing in a direction in which the rear cover is positioned with reference to the fixed panel and a second area positioned opposite to the first area; a head provided in the first area to prevent the mounting body from being separated from the fixed panel; a power transfer portion comprising a housing fixed in the second area, an input shaft having one end positioned outside the housing and having the other side positioned inside
    Type: Application
    Filed: August 22, 2022
    Publication date: May 14, 2026
    Inventors: Hongjun CHO, Jongmin LEE, Hyojun KIM, Yongjun AN
  • Publication number: 20260117449
    Abstract: A clothing treatment apparatus includes a drum body, a front cover, a rear cover, and a drum inlet port, a fixing panel spaced apart from the rear cover, a power transmission including a housing, an input shaft, an output shaft, a gear in the housing, and a motor including a stator and a rotor. The drum body, the rear cover, and the front cover are formed of a same material, and the thickness of the drum body is less than the thickness of the rear cover and the thickness of the front cover.
    Type: Application
    Filed: December 29, 2025
    Publication date: April 30, 2026
    Inventors: Hongjun CHO, Jongmin LEE, Ingeun AHN, Juhan YOON
  • Patent number: 12534844
    Abstract: A clothing treatment apparatus includes a drum body, a front cover, a rear cover, and a drum inlet port, a fixing panel spaced apart from the rear cover, a power transmission including a housing, an input shaft, an output shaft, a gear in the housing, and a motor including a stator and a rotor. The drum body, the rear cover, and the front cover are formed of a same material, and the thickness of the drum body is less than the thickness of the rear cover and the thickness of the front cover.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: January 27, 2026
    Assignee: LG Electronics Inc.
    Inventors: Hongjun Cho, Jongmin Lee, Ingeun Ahn, Juhan Yoon
  • Publication number: 20250290245
    Abstract: The present application relates to a clothing treatment apparatus comprising: a drum comprising a drum body which is formed in a cylindrical shape having opened both surfaces facing each other, a front cover which is provided to close one opened surface of the drum body to form the front surface of the drum body, a rear cover which is provided to close the other opened surface of the drum body to form the rear surface of the drum body, and a drum inlet port which is formed through the front cover and is in communication with the inside of the drum body; a fixing panel provided at a position spaced apart from the rear cover; a power transmission unit provided with a housing fixed to the fixing panel, an input shaft of which one end is located outside the housing and the other end is located inside the housing, an output shaft which passes through the fixing panel so that one end thereof is fixed to the rear cover and the other end is located inside the housing, and a gear unit which is located in the housing a
    Type: Application
    Filed: October 26, 2022
    Publication date: September 18, 2025
    Inventors: Hongjun CHO, Jongmin LEE, Ingeun AHN, Juhan YOON
  • Publication number: 20250283271
    Abstract: A clothing processing apparatus includes a drum including a cylindrical-shaped drum body, front cover a rear cover, and a drum inlet through the front cover, a stationary panel spaced apart from the rear cover, a power transmission including a housing fixed to the stationary panel, an input shaft, an output shaft through the stationary panel, and a gear, and a motor including a stator and a rotor. The drum body, the rear cover, and the front cover are made of the same material, and the thickness of the drum body is configured to be smaller than the thickness of the rear cover and the thickness of the front cover.
    Type: Application
    Filed: October 26, 2022
    Publication date: September 11, 2025
    Inventors: Hongjun CHO, Jongmin LEE, Ingeun AHN, Juhan YOON
  • Publication number: 20250179719
    Abstract: A laundry treating apparatus includes a drum for accommodating laundry therein. The drum may be directly coupled to a free end of a rotation shaft extending from a driver for providing power to rotate the drum.
    Type: Application
    Filed: February 7, 2025
    Publication date: June 5, 2025
    Inventors: Hyojun KIM, Hongjun CHO, Jongmin LEE, Hyunwoo NOH, Taewoong KIM
  • Publication number: 20250179718
    Abstract: A laundry treating apparatus is configured to reduce a volume independently occupied by a driver that rotates a drum for accommodating laundry therein, and a volume of a space defined between a rear surface of the drum and a cabinet rear panel.
    Type: Application
    Filed: February 3, 2025
    Publication date: June 5, 2025
    Inventors: Hongjun CHO, Hyojun KIM, Jongmin LEE, Hyunwoo NOH, Taewoong KIM
  • Patent number: 12291814
    Abstract: A laundry treating apparatus includes a drum for accommodating laundry therein. The drum may be directly coupled to a free end of a rotation shaft extending from a driver for providing power to rotate the drum.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: May 6, 2025
    Assignee: LG Electronics Inc.
    Inventors: Hyojun Kim, Hongjun Cho, Jongmin Lee, Hyunwoo Noh, Taewoong Kim
  • Patent number: 12241197
    Abstract: A laundry treating apparatus is configured to reduce a volume independently occupied by a driver that rotates a drum for accommodating laundry therein, and a volume of a space defined between a rear surface of the drum and a cabinet rear panel.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: March 4, 2025
    Assignee: LG Electronics Inc.
    Inventors: Hongjun Cho, Hyojun Kim, Jongmin Lee, Hyunwoo Noh, Taewoong Kim
  • Publication number: 20250043493
    Abstract: A laundry treating apparatus includes a drum including a drum body, a front cover, and a rear cover, a fixed panel that is spaced apart from the rear cover and defines a panel inlet and a panel outlet, a rotor, an exhaust duct configured to guide air from the drum to the panel outlet, a heat exchanger configured dehumidify air in the exhaust duct, a flow path forming part fixed to the fixed panel and in contact with the drum, a duct body fixed to the fixed panel and configured to guide air from the panel outlet to the panel inlet, the duct body receiving the rotor, and a flow path guide configured to guide a portion of the air from the panel outlet to the duct body in a clockwise direction and another portion of the air from the panel outlet to the duct body in a counterclockwise direction.
    Type: Application
    Filed: August 9, 2024
    Publication date: February 6, 2025
    Inventors: Hongjun CHO, Hyojun KIM, Hyeonjoong KIM, Oshin KWON, Yangguk HWANG, Hyuksoo LEE, Yeonju LEE
  • Publication number: 20250019885
    Abstract: A laundry treating apparatus includes a drum body, a front cover, a rear cover, a fixed panel spaced apart from the rear cover, a housing fixed to the fixed panel, a stator, a rotor, a ring gear fixed in the housing, a first shaft fixed to the rotor and located in the housing, a driver gear located within the housing and fixed to the first shaft, a second shaft that is concentric with the first shaft, fixed to the rear cover, and located within the housing, a base located within the housing and coupled to the second shaft, and a driven gear having a first body rotatably fixed to the base, a first gear defined at the first body and engaged with the driver gear, a second body fixed to the first body, and a second gear defined at the second body and engaged with the ring gear.
    Type: Application
    Filed: September 26, 2024
    Publication date: January 16, 2025
    Inventors: Hyeonjoong KIM, Hongjun CHO, Hyojun KIM, Oshin KWON, Yangguk HWANG, Hyuksoo LEE, Yeonju LEE
  • Patent number: 12157968
    Abstract: A dryer includes a drum including a drum body, a front cover having a drum inlet, and a rear cover, a fixing panel spaced apart from the rear cover, a stator fixed to the fixing panel, a rotor configured to rotate relative to the stator, a housing that is fixed to the fixing panel, a first shaft fixed to the rotor and located in the housing, a second shaft located in the housing and fixed to the rear cover, and interlocking gears rotatably located in the housing and configured to transmit a rotational force of a driving gear defined at the first shaft to a driven gear defined at the second shaft. The first shaft and the second shaft are configured to rotate about a common rotation axis passing through the driving gear shaft and the first shaft hole.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: December 3, 2024
    Assignee: LG Electronics Inc.
    Inventors: Hongjun Cho, Hyuksoo Lee, Hyojun Kim, Yangguk Hwang, Hyeonjoong Kim, Oshin Kwon, Minji Kim, Yeonju Lee
  • Publication number: 20240376655
    Abstract: The present application provides a clothing treatment apparatus comprising: a drum which has a drum body providing a space for storing clothes, a front cover forming a front surface of the drum body, a rear cover forming a rear surface of the drum body, a drum inlet provided to pass through the front cover, and a rear cover through-hole provided to pass through the rear cover; a motor which has a stator forming a rotating magnetic field and a rotor rotating by means of the rotating magnetic field; a fixed panel positioned between the rear cover and the motor; a fixed panel through-hole provided to pass through the fixed panel; a power transmission part which has a housing fixed to the fixed panel and to which the stator is fixed, an input shaft having one end fixed to the rotor and the other end positioned inside the housing, an output shaft having one end inserted into the fixed panel through-hole and the other end positioned inside the housing, and a gear unit positioned inside the housing and transmitting
    Type: Application
    Filed: August 22, 2022
    Publication date: November 14, 2024
    Inventors: Yongjun AN, Jongmin LEE, Hyojun KIM, Hongjun CHO
  • Patent number: 12139838
    Abstract: A laundry treating apparatus includes a drum body, a front cover, a rear cover, a fixed panel spaced apart from the rear cover, a housing fixed to the fixed panel, a stator, a rotor, a ring gear fixed in the housing, a first shaft fixed to the rotor and located in the housing, a driver gear located within the housing and fixed to the first shaft, a second shaft that is concentric with the first shaft, fixed to the rear cover, and located within the housing, a base located within the housing and coupled to the second shaft, and a driven gear having a first body rotatably fixed to the base, a first gear defined at the first body and engaged with the driver gear, a second body fixed to the first body, and a second gear defined at the second body and engaged with the ring gear.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: November 12, 2024
    Assignee: LG Electronics Inc.
    Inventors: Hyeonjoong Kim, Hongjun Cho, Hyojun Kim, Oshin Kwon, Yangguk Hwang, Hyuksoo Lee, Yeonju Lee
  • Publication number: 20240352656
    Abstract: The present application relates to a clothing treatment apparatus comprising: a drum which is provided with a drum body providing a space for storing clothing, a front cover forming the front surface of the drum body, a rear cover forming the rear surface of the drum body, and a rear cover through-hole passing through the rear cover; a fixing panel provided at a position spaced apart from the rear cover; a power transmission unit which is provided with a housing fixed to the fixing panel, an input shaft of which one end is positioned outside the housing and the other end is positioned inside the housing, an output shaft of which one end passes through the fixing panel and is fixed to the rear cover and the other end is positioned inside the housing, and a gear unit positioned inside the housing and transmitting the rotational motion of the input shaft to the output shaft; a motor which is provided with a stator fixed to the fixing panel or the housing and forming a rotating field and a rotor fixed to the one
    Type: Application
    Filed: August 22, 2022
    Publication date: October 24, 2024
    Inventors: Hyojun KIM, Jongmin LEE, Hongjun CHO, Hoon CHANG
  • Publication number: 20240352655
    Abstract: The present disclosure relates to a clothing processing apparatus comprising: a drum which is provided with a drum body for storing clothing, a front cover forming the front surface of the drum body, a rear cover forming the rear surface of the drum body, and a drum inlet passing through the front cover; a motor provided with a stator that forms a rotating field and a rotor that is rotated by the rotating field; a fixing panel located between the rear cover and the stator; a fixing panel through-hole passing through the fixing panel; a housing-mounting part which is provided with a support body positioned in the fixing panel through-hole and a support body through-hole passing through the support body, the support body being fixed to the fixing panel so as to be rotatable within a preset angle range; and a power transmission unit provided with a housing, which is fixed to the support body and provides a space in which the stator is fixed, an input shaft, of which one end is fixed to the rotor and the other en
    Type: Application
    Filed: August 22, 2022
    Publication date: October 24, 2024
    Inventors: Hongjun CHO, Jongmin LEE, Hyojun KIM, Yongjun AN
  • Publication number: 20240352645
    Abstract: The present application relates to a clothing treatment apparatus comprising: a drum comprising a drum body providing a space for storing clothing, a front cover forming the front surface of the drum body, a rear cover forming the rear surface of the drum body, and a drum inlet port formed through the front cover; a fixing panel provided at a position spaced apart from the rear cover; a power transfer portion comprising a housing fixed to the fixing panel, an input shaft, of which one end is located out of the housing and the other end is located in the housing, a first output shaft, of which one end passes through the fixing panel and the other end is located in the housing, a second output shaft fixed to the rear cover, a joint connecting the first output shaft and the second output shaft, and a gear unit located in the housing and transferring the rotation movement of the input shaft to the first output shaft; a stator which is fixed to the fixing panel or the housing and forms a rotating field; and a roto
    Type: Application
    Filed: August 22, 2022
    Publication date: October 24, 2024
    Inventors: Hongjun CHO, Jongmin LEE, Hyojun KIM, Yongjun AN
  • Patent number: 12091805
    Abstract: The present invention relates to a laundry care apparatus in which an induction module heats the drum uniformly using a magnetic field to dry laundry or heat wash-water, and center and front and rear regions of the drum are uniformly heated.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: September 17, 2024
    Assignee: LG Electronics Inc.
    Inventors: Beomjun Kim, Sangwook Hong, Woore Kim, Hongjun Cho