Patents by Inventor Bochuan ZENG

Bochuan ZENG 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).

  • Hydraulic end die of tunnel secondary lining trolley and construction method therefor
    Patent number: 11098585
    Abstract: A hydraulic end die of a tunnel secondary lining trolley, comprises a trolley side die-end die assembly (6) and a trolley top die-end die assembly (10). The trolley side die-end die assembly is fixed at an outer ring of a trolley side die assembly (2) by means of a trolley side die-end die fixing device (3); the trolley top die-end die assembly is fixed at an outer ring of a trolley top die assembly (11) by means of a trolley top die-end die fixing device (8); and the trolley side die-end die assembly and the trolley top die-end die assembly are connected to a hydraulic control system by means of a trolley side die-end die hydraulic telescopic device (4) and a trolley top die-end die hydraulic telescopic device (9) respectively. Further disclosed is a construction method for a hydraulic end die of a tunnel secondary lining trolley.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: August 24, 2021
    Assignees: NO. 3 ENGINEERING COMPANY OF CHINA RAILWAY NO 8 ENGINEERING GROUP CO., LTD., CHINA RAILWAY NO. 8 ENGINEERING GROUP CO., LTD.
    Inventors: Jianlin Mu, Luwei Feng, Bochuan Zeng, Jian Hu, Lianfang Li, Deli Feng, Yong Lan, Zifa Zhou, Hongbo Song, Xiangjun Zeng, Shangbang Wang
  • HYDRAULIC END DIE OF TUNNEL SECONDARY LINING TROLLEY AND CONSTRUCTION METHOD THEREFOR
    Publication number: 20210108515
    Abstract: A hydraulic end die of a tunnel secondary lining trolley, comprises a trolley side die-end die assembly (6) and a trolley top die-end die assembly (10). The trolley side die-end die assembly is fixed at an outer ring of a trolley side die assembly (2) by means of a trolley side die-end die fixing device (3); the trolley top die-end die assembly is fixed at an outer ring of a trolley top die assembly (11) by means of a trolley top die-end die fixing device (8); and the trolley side die-end die assembly and the trolley top die-end die assembly are connected to a hydraulic control system by means of a trolley side die-end die hydraulic telescopic device (4) and a trolley top die-end die hydraulic telescopic device (9) respectively. Further disclosed is a construction method for a hydraulic end die of a tunnel secondary lining trolley.
    Type: Application
    Filed: March 21, 2019
    Publication date: April 15, 2021
    Inventors: Jianlin MU, Luwei FENG, Bochuan ZENG, Jian HU, Lianfang LI, Deli FENG, Yong LAN, Zifa ZHOU, Hongbo SONG, Xiangjun ZENG, Shangbang WANG