Patents by Inventor Chi Wan Kim

Chi Wan Kim 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: 12484747
    Abstract: A vacuum cleaner includes a main body and a suction nozzle. The suction nozzle includes a housing, a driver, a rotating brush, and a detachable cover. A pressing button is mounted in the housing. The detachable cover is rotated about the rotational axis of the rotating brush to be mounted in the housing. The pressing button selectively blocks rotation of the detachable cover.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: December 2, 2025
    Assignee: LG Electronics Inc.
    Inventors: Phil Jae Hwang, Chung Jae Ryu, Chi Wan Kim, Gyoung Min Lee, Yun Bo Park
  • Patent number: 12376719
    Abstract: A vacuum cleaner according to the present disclosure includes a main body and a suction nozzle. The suction nozzle includes a housing and a rotating brush. The rotating brush includes a first rotating brush, a second rotating brush, and a coupler. The coupler couples the first rotating brush and the second rotating brush so that a rotation axis of the first rotating brush and a rotation axis of the second rotating brush are positioned on the same line.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: August 5, 2025
    Assignee: LG Electronics Inc.
    Inventors: Jong Myung Lee, Chi Wan Kim, Jin Rae Cho, Jung Woo Lee
  • Patent number: 12150615
    Abstract: A vacuum cleaner is disclosed. The vacuum cleaner according to embodiments of the present disclosure includes a main body and a suction nozzle. The suction nozzle includes a housing, a button, a rotating brush, and a detachable cover. The housing includes an insertion hole. The button includes a first protrusion. The detachable cover includes a cover body and a slider. The cover body includes an insertion member, a second protrusion, and a rail. The rotating brush is rotatably mounted to the slider. The slider is mounted on the rail so as to be movable in a first direction. The insertion member is inserted into the insertion hole in the first direction. As the button is moved, the first protrusion is selectively positioned in a movement path in the first direction of the second protrusion.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: November 26, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Jung Woo Lee, Jung Bae Hwang, Phil Jae Hwang, Chi Wan Kim
  • Publication number: 20230355054
    Abstract: CROSS-REFERENCE TO RELATED APPLICATIONS This application is a National Phase Application under 35 U.S.C. ยง 371 of International Application No. PCT/KR2020/017380, filed on Dec. 1, 2020, which claims priority to Korean Application No. 10-2019-0159187, filed on Dec. 3, 2019. The disclosures of the prior applications are incorporated by reference in their entirety. A vacuum cleaner includes a main body and a suction nozzle. The suction nozzle includes a housing and a rotating brush. The rotating brush includes a first rotating brush, a second rotating brush, and a coupler. The coupler couples the first rotating brush and the second rotating brush so that a rotation axis of the first rotating brush and a rotation axis of the second rotating brush are positioned on the same line.
    Type: Application
    Filed: December 1, 2020
    Publication date: November 9, 2023
    Inventors: Jong Myung LEE, Chi Wan KIM, Jin Rae CHO, Jung Woo LEE
  • Publication number: 20230029769
    Abstract: A vacuum cleaner is disclosed. The vacuum cleaner according to embodiments of the present disclosure includes a main body and a suction nozzle. The suction nozzle includes a housing, a button, a rotating brush, and a detachable cover. The housing includes an insertion hole. The button includes a first protrusion. The detachable cover includes a cover body and a slider. The cover body includes an insertion member, a second protrusion, and a rail. The rotating brush is rotatably mounted to the slider. The slider is mounted on the rail so as to be movable in a first direction. The insertion member is inserted into the insertion hole in the first direction. As the button is moved, the first protrusion is selectively positioned in a movement path in the first direction of the second protrusion.
    Type: Application
    Filed: November 19, 2020
    Publication date: February 2, 2023
    Applicant: LG ELECTRONICS INC.
    Inventors: Jung Woo LEE, Jung Bae HWANG, Phil Jae HWANG, Chi Wan KIM
  • Publication number: 20220400916
    Abstract: A vacuum cleaner is disclosed. The vacuum cleaner according to the present disclosure includes a main body and a suction nozzle. The suction nozzle includes a housing, a driver, a rotating brush, and a detachable cover. A pressing button is mounted in the housing. The detachable cover is rotated about the rotational axis of the rotating brush to be mounted in the housing. The pressing button selectively blocks rotation of the detachable cover.
    Type: Application
    Filed: June 2, 2020
    Publication date: December 22, 2022
    Inventors: Phil Jae HWANG, Chung Jae RYU, Chi Wan KIM, Gyoung Min LEE, Yun bo PARK
  • Patent number: 7818974
    Abstract: An air conditioner is disclosed, which is suitable for improving its configuration and facilitating its assembly. The present invention includes a cabinet via which air is sucked or blown, a shroud guiding an air flow within the cabinet, a motor provided within the cabinet to forcibly circulate the air within the cabinet, an air guide penetrated by a rotational shaft of the motor, and a motor mounter coupled to the shroud to securely mount the motor thereon. Accordingly, the assembly configuration is simple and the corresponding assembly process is convenient, the vibration of the motor can be minimized, the assembly is facilitated, and the migration of the cold or hot air can be securely cut off.
    Type: Grant
    Filed: June 17, 2005
    Date of Patent: October 26, 2010
    Assignee: LG Electronics Inc.
    Inventors: Moon Shin Kim, Jin Myeong Cho, Chi Wan Kim