Patents by Inventor Pingao WANG

Pingao WANG 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).

  • EXTRUSION HEAD FOR MOLDING POLE PIECE AND MOLDING DEVICE COMPRISING SAME, AND MOLDING METHOD AND PREPARATION METHOD THEREFOR
    Publication number: 20230268479
    Abstract: An extrusion head (1) for molding a pole piece and a molding device comprising same, and a molding method and a preparation method therefor. The extrusion head (1) comprises an extrusion head (1) housing, and a through extrusion channel (6) is provided inside the extrusion head (1) housing in an extrusion direction; and the extrusion channel (6) is divided into a transition cavity (61) and a molding cavity (62) that are in sequential butt joint and communication in the extrusion direction, and the diameter of the annular surface of the inner wall of the transition cavity (61) is gradually reduced in the extrusion direction.
    Type: Application
    Filed: October 16, 2020
    Publication date: August 24, 2023
    Inventors: Huihui DENG, Lang CAO, Peiling SUN, Pingao WANG, Jun ZHANG, Yuan ZHU, Jianhua LIU, Jincheng LIU