Patents by Inventor Yung Fai TSUI

Yung Fai TSUI 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).

  • Brushless direct current motor, stator part and winding method thereof
    Patent number: 11101711
    Abstract: A brushless direct current motor, a stator part and its winding method are provided. The stator part includes a stator core and stator windings wound around stator poles. The stator poles and the stator windings are arranged in a one-to-one correspondence with each other. The stator windings are formed by winding a single conductive wire uninterruptedly on the stator poles. Two ends of the conductive wire are connected.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: August 24, 2021
    Assignee: JOHNSON ELECTRIC INTERNATIONAL AG
    Inventors: Chi Ho Fung, Kar Wai Lam, Yung Fai Tsui, Wei Liang Huang, Deng Zhi Huang
  • Rotor, manufacturing method of the rotor, and motor
    Patent number: 10951097
    Abstract: A rotor, which includes a rotor main body and a fan. The rotor main body includes a rotor core, a rotary shaft extending through the rotor core, and a permanent magnet mounted in the rotor core. The fan includes a plurality of fixing portions embedded in the rotor main body and configured to fix the permanent magnet. The rotor has a simple structure, can be easily assembled, and has a low cost.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: March 16, 2021
    Assignee: Johnson Electric International AG
    Inventors: Chi Ho Fung, Kar Wai Lam, Yung Fai Tsui, Wei Liang Huang, Yi Li, Deng Zhi Huang
  • ROTOR, MANUFACTURING METHOD OF THE ROTOR, AND MOTOR
    Publication number: 20170373569
    Abstract: A rotor, which includes a rotor main body and a fan. The rotor main body includes a rotor core, a rotary shaft extending through the rotor core, and a permanent magnet mounted in the rotor core. The fan includes a plurality of fixing portions embedded in the rotor main body and configured to fix the permanent magnet. The rotor has a simple structure, can be easily assembled, and has a low cost.
    Type: Application
    Filed: June 26, 2017
    Publication date: December 28, 2017
    Inventors: Chi Ho FUNG, Kar Wai LAM, Yung Fai TSUI, Wei Liang HUANG, Yi LI, Deng Zhi HUANG
  • BRUSHLESS DIRECT CURRENT MOTOR, STATOR PART AND WINDING METHOD THEREOF
    Publication number: 20170358966
    Abstract: A brushless direct current motor, a stator part and its winding method are provided. The stator part includes a stator core and stator windings wound around stator poles. The stator poles and the stator windings are arranged in a one-to-one correspondence with each other. The stator windings are formed by winding a single conductive wire uninterruptedly on the stator poles. Two ends of the conductive wire are connected.
    Type: Application
    Filed: June 9, 2017
    Publication date: December 14, 2017
    Inventors: Chi Ho FUNG, Kar Wai LAM, Yung Fai TSUI, Wei Liang HUANG, Deng Zhi HUANG