Patents by Inventor YUANJI SHAO

YUANJI SHAO 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).

  • Portable pneumatic loading system for simulating operation of subway train
    Patent number: 11391642
    Abstract: A portable pneumatic loading system for simulating the operation of a subway train is provided, comprising a control cabinet, an powered air station and an air cylinder, wherein a proportional directional valve is disposed between the control cabinet and the powered air station, a control cabinet is connected to the powered air station through an air inlet pipe, and the powered air station is connected to the air cylinder through a hose; a PLC, a switching power supply and a guide rail are arranged in the control cabinet, with the PLC and the switching power supply being connected through signal lines to a wiring terminal fixed on the guide rail; a frequency regulating knob, an emergency stop switch, a main start button, a power start button and a power indicator are embedded in five through holes formed on a door of the control cabinet, respectively; a signal line led out from the top of the control cabinet is connected to the proportional directional valve; and, the air cylinder is connected to the proporti
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: July 19, 2022
    Assignee: ZHEJIANG UNIVERSITY CITY COLLEGE
    Inventors: Zhi Ding, Yu Jiang, Qianqian Lu, Cheng Chen, Yuanji Shao, Yinrui Zhang, Hongbing Zhu, Xiao Zhang
  • PORTABLE PNEUMATIC LOADING SYSTEM FOR SIMULATING OPERATION OF SUBWAY TRAIN
    Publication number: 20200292412
    Abstract: A portable pneumatic loading system for simulating the operation of a subway train is provided, comprising a control cabinet, an powered air station and an air cylinder, wherein a proportional directional valve is disposed between the control cabinet and the powered air station, a control cabinet is connected to the powered air station through an air inlet pipe, and the powered air station is connected to the air cylinder through a hose; a PLC, a switching power supply and a guide rail are arranged in the control cabinet, with the PLC and the switching power supply being connected through signal lines to a wiring terminal fixed on the guide rail; a frequency regulating knob, an emergency stop switch, a main start button, a power start button and a power indicator are embedded in five through holes formed on a door of the control cabinet, respectively; a signal line led out from the top of the control cabinet is connected to the proportional directional valve; and, the air cylinder is connected to the proporti
    Type: Application
    Filed: December 17, 2019
    Publication date: September 17, 2020
    Inventors: ZHI DING, YU JIANG, QIANQIAN LU, CHENG CHEN, YUANJI SHAO, YINRUI ZHANG, HONGBING ZHU, XIAO ZHANG