Patents by Inventor Rongxian Ou

Rongxian Ou 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).

  • Device and method for manufacturing wood-plastic coated lumber composite
    Patent number: 11865759
    Abstract: A wood-plastic/lumber composite co-extrusion feeder includes a frame, wherein at least one group of toothed conveying units, a tooth mark milling unit for milling tooth marks on an outer surface of a lumber, and a lumber co-extrusion mold are arranged on the frame in sequence, each toothed conveying unit includes a lower toothed pressure roller installed on a first fixed bearing seat and an upper toothed pressure roller installed on a first movable bearing seat, and after the first fixed bearing seat and the first movable bearing seat are connected by an adjustment unit, a first conveying channel having an adjustable height is formed between the upper toothed pressure roller and the lower-toothed pressure roller.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: January 9, 2024
    Assignee: SOUTH CHINA AGRICULTURAL UNIVERSITY
    Inventors: Rongxian Ou, Qingwen Wang, Xin Yi, Wei Tang, Lichao Sun, Junjie Xu
  • DEVICE AND METHOD FOR MANUFACTURING WOOD-PLASTIC COATED LUMBER COMPOSITE
    Publication number: 20210138710
    Abstract: A wood-plastic/lumber composite co-extrusion feeder includes a frame, wherein at least one group of toothed conveying units, a tooth mark milling unit for milling tooth marks on an outer surface of a lumber, and a lumber co-extrusion mold are arranged on the frame in sequence, each toothed conveying unit includes a lower toothed pressure roller installed on a first fixed bearing seat and an upper toothed pressure roller installed on a first movable bearing seat, and after the first fixed bearing seat and the first movable bearing seat are connected by an adjustment unit, a first conveying channel having an adjustable height is formed between the upper toothed pressure roller and the lower-toothed pressure roller.
    Type: Application
    Filed: December 27, 2019
    Publication date: May 13, 2021
    Inventors: Rongxian Ou, Qingwen WANG, Xin YI, Wei TANG, Lichao SUN, Junjie XU