Patents by Inventor Junxiao MA

Junxiao MA 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).

  • Flow guiding sediment bypass tunnel gate structure with self-adaptive inlet adjustment
    Patent number: 12460364
    Abstract: A gate structure of flow guiding sediment bypass tunnel with self-adaptive inlet adjustment the gate structure comprises a sediment bypass tunnel main body, wherein: the sediment bypass tunnel main body comprises a second revolution wheel, a second braking rim, a top water stopper plate and a weir, a second regulator is provided at a front side of the sediment discharge tunnel, the second revolution wheel is provided at a top portion of the second regulator, a top portion of the second revolution wheel is welded with the second valve lever, the second valve lever is connected with the top portion of the second regulator, and by providing the flow guiding structure at the bottom portion bottom water flows with higher sediment concentrations can be guided into the tunnel; and the altitude of the flow guiding inlet at the bottom portion can be automatically controlled with the gate structure.
    Type: Grant
    Filed: September 26, 2023
    Date of Patent: November 4, 2025
    Assignee: CHANGJIANG RIVER SCIENTIFIC RESEARCH INSTITUTE, CHANGJIANG WATER RESOURCES COMMISSION OF THE MINISTRY OF WATER RESOURCES
    Inventors: Yinjun Zhou, Junfeng Han, Zhongwu Jin, Xiaobin Liu, Jiasheng Wang, Zhijing Li, Yiwu Chen, Yuqin Zhang, Chao Guo, Shuai Zhu, Xiuqin Ma, Meng Tong, Junxiao Ma
  • FLOW GUIDING SEDIMENT BYPASS TUNNEL GATE STRUCTURE WITH SELF-ADAPTIVE INLET ADJUSTMENT
    Publication number: 20250027287
    Abstract: A gate structure of flow guiding sediment bypass tunnel with self-adaptive inlet adjustment the gate structure comprises a sediment bypass tunnel main body, wherein: the sediment bypass tunnel main body comprises a second revolution wheel, a second braking rim, a top water stopper plate and a weir, a second regulator is provided at a front side of the sediment discharge tunnel, the second revolution wheel is provided at a top portion of the second regulator, a top portion of the second revolution wheel is welded with the second valve lever, the second valve lever is connected with the top portion of the second regulator, and by providing the flow guiding structure at the bottom portion bottom water flows with higher sediment concentrations can be guided into the tunnel; and the altitude of the flow guiding inlet at the bottom portion can be automatically controlled with the gate structure.
    Type: Application
    Filed: September 26, 2023
    Publication date: January 23, 2025
    Inventors: Yinjun ZHOU, Junfeng HAN, Zhongwu JIN, Xiaobin LIU, Jiasheng WANG, Zhijing LI, Yiwu CHEN, Yuqin ZHANG, Chao GUO, Shuai ZHU, Xiuqin MA, Meng TONG, Junxiao MA