Patents by Inventor Jingzhi YU

Jingzhi YU 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).

  • Patent number: 11767925
    Abstract: A power-assisted pipeline valve, including a valve body and a pressure relief assembly. A top of the valve body is provided with a first chute. A sliding sleeve is disposed in the valve body and has two sides respectively connected to an inner wall of the valve body through a first spring. A ball valve assembly is disposed in the sliding sleeve and connected to a valve stem. The valve stem passes through the sliding sleeve and is sleeved with a sliding shell, and the sliding shell is disposed in the first chute and provided with a rack and an electric power-assisted mechanism which is connected to the valve stem. The top of the valve body is penetrated by a first rotating shaft which is orderly sleeved with a fifth gear, a rotary table and a third spring from top to bottom. The fifth gear is meshed with the rack. The rotary table is connected to the fifth gear through a centrifugal locking mechanism. The third spring is connected to the rotary table and the valve body respectively.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: September 26, 2023
    Assignee: HAINAN NUCLEAR POWER CO., LTD.
    Inventors: Tongchen Wang, Jun Zhang, Mingxing Wu, Xiaolong Liu, Jianbin Zhu, Ruokun Li, Yu Bao, Lizhuan Tang, Jingzhi Yu, Hengjing Li
  • Publication number: 20230220925
    Abstract: A power-assisted pipeline valve, including a valve body and a pressure relief assembly. A top of the valve body is provided with a first chute. A sliding sleeve is disposed in the valve body and has two sides respectively connected to an inner wall of the valve body through a first spring. A ball valve assembly is disposed in the sliding sleeve and connected to a valve stem. The valve stem passes through the sliding sleeve and is sleeved with a sliding shell, and the sliding shell is disposed in the first chute and provided with a rack and an electric power-assisted mechanism which is connected to the valve stem. The top of the valve body is penetrated by a first rotating shaft which is orderly sleeved with a fifth gear, a rotary table and a third spring from top to bottom. The fifth gear is meshed with the rack. The rotary table is connected to the fifth gear through a centrifugal locking mechanism. The third spring is connected to the rotary table and the valve body respectively.
    Type: Application
    Filed: November 18, 2022
    Publication date: July 13, 2023
    Applicant: HAINAN NUCLEAR POWER CO., LTD.
    Inventors: Tongchen WANG, Jun ZHANG, Mingxing WU, Xiaolong LIU, Jianbin ZHU, Ruokun LI, Yu BAO, Lizhuan TANG, Jingzhi YU, Hengjing LI