Patents by Inventor Heehyun PARK

Heehyun PARK 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).

  • ROTARY COMPRESSOR WITH SELECTIVE OIL COMMUNICATION
    Publication number: 20220349405
    Abstract: A rotary compressor is disclosed. The rotary compressor includes a sidewall path formed in an inner wall of a cylinder facing a vane slot and configured to form a space facing a side surface of a vane, and the vane is provided with a communication part configured to selectively communicate between the outside of the vane slot and the sidewall path according to a position of the vane.
    Type: Application
    Filed: July 20, 2022
    Publication date: November 3, 2022
    Inventors: Sungwon JUNG, Ji Hoon KIM, Heehyun PARK, Yoonjae LIM
  • Rotary compressor with selective oil communication
    Patent number: 11486398
    Abstract: A rotary compressor is disclosed. The rotary compressor includes a sidewall path formed in an inner wall of a cylinder facing a vane slot and configured to form a space facing a side surface of a vane, and the vane is provided with a communication part configured to selectively communicate between the outside of the vane slot and the sidewall path according to a position of the vane.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: November 1, 2022
    Assignee: LG Electronics Inc.
    Inventors: Sungwon Jung, Ji Hoon Kim, Heehyun Park, Yoonjae Lim
  • ROTARY COMPRESSOR
    Publication number: 20210017993
    Abstract: A rotary compressor is disclosed. The rotary compressor includes a sidewall path formed in an inner wall of a cylinder facing a vane slot and configured to form a space facing a side surface of a vane, and the vane is provided with a communication part configured to selectively communicate between the outside of the vane slot and the sidewall path according to a position of the vane.
    Type: Application
    Filed: July 6, 2020
    Publication date: January 21, 2021
    Inventors: Sungwon JUNG, Ji Hoon KIM, Heehyun PARK, Yoonjae LIM