Patents by Inventor Jinjin NING

Jinjin NING 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).

  • Water stopping device of suspension and sliding type and an application thereof
    Patent number: 11655608
    Abstract: The present application provides a water stopping device of suspension and sliding type, including: a water stop; a first end thereof is connected with a first joint segment and a second end thereof is connected with a second joint segment to form a water stopping cavity; at least one first rod; a first end thereof is connected with the first joint segment and a second end thereof is movably connected with the second joint segment; and at least one first hanging structure, connected with the water stop and the corresponding first rod, and slidably provided on the corresponding first rod. The water stopping device can be applied in joint construction of an immersed tunnel.
    Type: Grant
    Filed: December 6, 2022
    Date of Patent: May 23, 2023
    Assignee: CCCC FIRST HARBOR ENGINEERING CO., LTD.
    Inventors: Zengjun Li, Naishou Zhang, Wei Pan, Yiyong Li, Qiang Wang, Jinjin Ning, Chuang Du
  • WATER STOPPING DEVICE OF SUSPENSION AND SLIDING TYPE AND AN APPLICATION THEREOF
    Publication number: 20230151579
    Abstract: The present application provides a water stopping device of suspension and sliding type, including: a water stop; a first end thereof is connected with a first joint segment and a second end thereof is connected with a second joint segment to form a water stopping cavity; at least one first rod; a first end thereof is connected with the first joint segment and a second end thereof is movably connected with the second joint segment; and at least one first hanging structure, connected with the water stop and the corresponding first rod, and slidably provided on the corresponding first rod. The water stopping device can be applied in joint construction of an immersed tunnel.
    Type: Application
    Filed: December 6, 2022
    Publication date: May 18, 2023
    Inventors: Zengjun LI, Naishou ZHANG, Wei PAN, Yiyong LI, Qiang WANG, Jinjin NING, Chuang DU