Patents by Inventor Changyong JI

Changyong JI 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).

  • Method for installing steel tube arches
    Patent number: 11655600
    Abstract: The disclosure relates to the technical field of bridge construction, in particular to a method for installing steel tube arches, which comprises the following steps: step S1, erecting steel tube arch assembling brackets; step S2, assembling a steel tube arch of longitudinally moving segment; step S3, installing temporary tie rods; step S4, dismantling the assembling brackets; step S5, longitudinally moving the steel tube arch of longitudinally moving segment; step S6, erecting an arch springing bracket and assembling small mileage arch springing segments; step S7, closing the steel tube arch; S8, arch falling and temporary auxiliary facilities dismantling; step S9, construction of concrete and suspenders in arch. The method for installing steel tube arches provided by the disclosure is safe, standardized and reliable, and the construction standard is prone to control.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: May 23, 2023
    Assignee: China Railway No.3 Engineering Group Co.Ltd
    Inventors: Yugen Zhang, Chenghong Liu, Liang Ma, Yubo Chen, Changyong Ji, Yingmei Wang, Boxuan Zhang, Guoying Song, Tengfei Dong
  • Method For Installing Steel Tube Arches
    Publication number: 20210164176
    Abstract: The disclosure relates to the technical field of bridge construction, in particular to a method for installing steel tube arches, which comprises the following steps: step S1, erecting steel tube arch assembling brackets; step S2, assembling a steel tube arch of longitudinally moving segment; step S3, installing temporary tie rods; step S4, dismantling the assembling brackets; step S5, longitudinally moving the steel tube arch of longitudinally moving segment; step S6, erecting an arch springing bracket and assembling small mileage arch springing segments; step S7, closing the steel tube arch; S8, arch falling and temporary auxiliary facilities dismantling; step S9, construction of concrete and suspenders in arch. The method for installing steel tube arches provided by the disclosure is safe, standardized and reliable, and the construction standard is prone to control.
    Type: Application
    Filed: February 5, 2021
    Publication date: June 3, 2021
    Inventors: YUGEN Zhang, Chenghong LIU, Liang MA, Yubo CHEN, Changyong JI, Yingmei WANG, Boxuan ZHANG, Guoying SONG, Tengfei Dong