Patents by Inventor Xijuan ZHAI

Xijuan ZHAI 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).

  • LOW-PRESSURE ALUMINUM CASTING MOLD AND LOW-PRESSURE ALUMINUM CASTING PROCESS FOR MOTOR ROTOR
    Publication number: 20240253110
    Abstract: The present invention discloses a low-pressure aluminum casting mold and a low-pressure aluminum casting process for motor rotor. The low-pressure aluminum casting mold includes an upper blade profile assembly, a lower blade profile assembly, a rotor core (1), a dummy shaft (2) and a diverter (7), the upper blade profile assembly includes an upper backing plate (3) and an upper mold (4), the lower blade profile assembly includes a lower backing plate (5) and a lower mold (6). The low-pressure aluminum casting mold further includes a first pressing device (8) and four sets of second pressing devices (9). The low-pressure aluminum casting process includes the steps of cold lamination, heating of the rotor core, mold preparation, hot lamination and low-pressure casting.
    Type: Application
    Filed: July 5, 2022
    Publication date: August 1, 2024
    Applicant: SHANXI ELECTRIC MOTOR MANUFACTURING CO., LTD.
    Inventors: Wenhe ZHANG, Zeyong WU, Xijuan ZHAI, Xiangyong KONG, Hongrong ZHANG, Chao CUI, Junwei YAN, Biao HU