Patents by Inventor Lianfeng XU

Lianfeng XU 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).

  • Rotation shaft assembly and electronic device
    Patent number: 11762432
    Abstract: A rotation shaft assembly includes a pivot assembly including a common rotation shaft, and a lock member, a first connection member, a second connection member, and a third connection member disposed at the common rotation shaft. The first connection member, the second connection member, and the third connection member are configured to be connected to a first member, a second member, and a third member, respectively. The lock member has a locked state that enables the first connection member and the second connection member to rotate synchronously, and an unlocked state that enables the first connection member and the second connection member to rotate independently with respect to each other.
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: September 19, 2023
    Assignee: LENOVO (BEIJING) LIMITED
    Inventors: Lianfeng Xu, Feng Yang
  • ROTATION SHAFT ASSEMBLY AND ELECTRONIC DEVICE
    Publication number: 20230094599
    Abstract: A rotation shaft assembly includes a pivot assembly including a common rotation shaft, and a lock member, a first connection member, a second connection member, and a third connection member disposed at the common rotation shaft. The first connection member, the second connection member, and the third connection member are configured to be connected to a first member, a second member, and a third member, respectively. The lock member has a locked state that enables the first connection member and the second connection member to rotate synchronously, and an unlocked state that enables the first connection member and the second connection member to rotate independently with respect to each other.
    Type: Application
    Filed: March 10, 2022
    Publication date: March 30, 2023
    Inventors: Lianfeng XU, Feng YANG
  • Electronic device and wire management device
    Patent number: 11217974
    Abstract: A wire management device includes two routing channels and wire management pieces. The routing channels are configured to import and export a wire. The wire management pieces are placed between the two routing channels and move to tighten and loosen the wire, changing a length of the wire between the two routing channels.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: January 4, 2022
    Assignee: LENOVO (BEIJING) CO., LTD.
    Inventors: Lianfeng Xu, Xiaohua Li
  • ELECTRONIC DEVICE AND WIRE MANAGEMENT DEVICE
    Publication number: 20200313410
    Abstract: A wire management device includes two routing channels and wire management pieces. The routing channels are configured to import and export a wire. The wire management pieces are placed between the two routing channels and move to tighten and loosen the wire, changing a length of the wire between the two routing channels.
    Type: Application
    Filed: March 25, 2020
    Publication date: October 1, 2020
    Inventors: Lianfeng XU, Xiaohua LI