Patents Assigned to EPT CO., INC.
  • 2-segment quasi-Halbach rotor of motor
    Patent number: 11817746
    Abstract: The present invention relates to a rotor of motor, and more particularly, to a 2-segment quasi-Halbach rotor of motor that includes a radial magnet and a circumferential magnet which are Halbach-arrayed and a back iron providing a flux to reduce a thickness of the magnet and acquire high air-gap flux density.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: November 14, 2023
    Assignees: POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION, KNR SYSTEM, INC., EPT CO., INC.
    Inventors: Kwang Hee Nam, Jae Hak Kim, Sang Moo Lee, Myoung Han Kim, Bon Kil Koo