Patents Assigned to Liaoning Technical University
  • Patent number: 10774642
    Abstract: A hydraulic support unit and a hydraulic support for anti-rock burst roadway. The hydraulic support unit includes a base, a top beam, and a hydraulic support column, the top beam is positioned above the base in a spaced manner; the hydraulic support column are disposed between the base and the top beam; a side guard plate and a first base hydraulic cylinder are disposed on the left side and right side of the base, the side guard plates are rotably connected to the base, the two ends of the first base hydraulic cylinder are hinged to the base and the side guard plate respectively, the first base hydraulic cylinder can drive the side guard plate to transit between a horizontal state and a vertical state, and the bottom surfaces of the side guard plates are flush with the bottom surface of the base in the horizontal state.
    Type: Grant
    Filed: June 3, 2019
    Date of Patent: September 15, 2020
    Assignees: Liaoning University, Beijing Chengtian Hengye Coal Mine Equipment Co. Ltd., Liaoning Technical University
    Inventors: Yishan Pan, Hongying Wang, Zhi Tang, Zhigao Zhang, Hongqi Shi