Patents by Inventor Tengyu LI

Tengyu LI 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).

  • Hoisting sheave shaft, hoisting sheave and lubricating device thereof
    Patent number: 10859204
    Abstract: This invention discloses a hoisting sheave shaft, a hoisting sheave and a lubricating device thereof, where the hoisting sheave shaft is provided with a first oil injection channel extending axially; an oil inlet of the first oil injection channel is arranged on an end surface of the hoisting sheave shaft; the hoisting sheave shaft is also radially provided with at least one second oil injection channel; the second oil injection channel intersects with the first oil injection channel; and an oil outlet of the second oil injection channel is arranged on an outer circular surface of the hoisting sheave shaft.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: December 8, 2020
    Assignee: TAIYUAN UNIVERSITY OF TECHNOLOGY
    Inventors: Ziming Kou, Yongcun Guo, Juan Wu, Jianwei Yang, Fen Yang, Tengyu Li
  • HOISTING SHEAVE SHAFT, HOISTING SHEAVE AND LUBRICATING DEVICE THEREOF
    Publication number: 20200256510
    Abstract: This invention discloses a hoisting sheave shaft, a hoisting sheave and a lubricating device thereof, where the hoisting sheave shaft is provided with a first oil injection channel extending axially; an oil inlet of the first oil injection channel is arranged on an end surface of the hoisting sheave shaft; the hoisting sheave shaft is also radially provided with at least one second oil injection channel; the second oil injection channel intersects with the first oil injection channel; and an oil outlet of the second oil injection channel is arranged on an outer circular surface of the hoisting sheave shaft.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 13, 2020
    Inventors: Ziming KOU, Yongcun GUO, Juan WU, Jianwei YANG, Fen YANG, Tengyu LI