Patents by Inventor Hui-Lun CHIN

Hui-Lun CHIN 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).

  • Fan and fan impeller thereof
    Patent number: 11371530
    Abstract: A fan includes a fan impeller. The fan impeller includes an inner frame, an outer frame and a disturbing structure. The inner frame rotates along a rotation axis. The outer frame is disposed around the inner frame. The blades are disposed between the inner frame and the outer frame and arranged radially. The disturbing structure has a plurality of protrusion columns disposed on the outer frame, and the protrusion columns are arranged surrounding the blades. The protrusion columns are provided to generate vortexes in the flow field for disturbing the flow as to reduce noise, and the wind pressure can be increased to obtain better operating characteristics.
    Type: Grant
    Filed: August 15, 2020
    Date of Patent: June 28, 2022
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chih-Wei Chan, Cheng-Hsien Yeh, Hui-Lun Chin
  • FAN AND FAN IMPELLER THEREOF
    Publication number: 20210102550
    Abstract: A fan includes a fan impeller. The fan impeller includes an inner frame, an outer frame and a disturbing structure. The inner frame rotates along a rotation axis. The outer frame is disposed around the inner frame. The blades are disposed between the inner frame and the outer frame and arranged radially. The disturbing structure has a plurality of protrusion columns disposed on the outer frame, and the protrusion columns are arranged surrounding the blades. The protrusion columns are provided to generate vortexes in the flow field for disturbing the flow as to reduce noise, and the wind pressure can be increased to obtain better operating characteristics.
    Type: Application
    Filed: August 15, 2020
    Publication date: April 8, 2021
    Inventors: Chih-Wei CHAN, Cheng-Hsien YEH, Hui-Lun CHIN