Patents by Inventor Changbai LIU

Changbai LIU 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).

  • Connection mechanism, foldable display device and communication device
    Patent number: 11537175
    Abstract: A connection mechanism includes fixing seats, rotary seats, and transmission gears. Each of the fixing seats includes base and shaft holes provided at two sides of the arc-shaped base. The rotary seats and the transmission gears are clamped between two adjacent fixing seats. Each of the rotary seats includes a seat body, an arc-shaped groove longitudinally penetrating through the seat body, and a teeth structure formed by laterally extending from a middle portion of the seat body below the arc-shaped groove. Each of the two transmission gears includes a rotation shaft and a gear fixed onto the rotation shaft and engaged with the teeth structure, wherein the rotation shaft passes through the arc-shaped groove and includes two ends respectively limited inside the shaft holes of two adjacent fixing seats.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: December 27, 2022
    Assignee: SHENZHEN EVERWIN PRECISION TECHNOLOGY CO., LTD.
    Inventors: Xiaoshuo Chen, Mingsheng Liu, Su Lu, Jianjun Liu, Jin Chen, Changbai Liu
  • CONNECTION MECHANISM, FOLDABLE DISPLAY DEVICE AND COMMUNICATION DEVICE
    Publication number: 20210286413
    Abstract: A connection mechanism includes fixing seats, rotary seats, and transmission gears. Each of the fixing seats includes base and shaft holes provided at two sides of the arc-shaped base. The rotary seats and the transmission gears are clamped between two adjacent fixing seats. Each of the rotary seats includes a seat body, an arc-shaped groove longitudinally penetrating through the seat body, and a teeth structure formed by laterally extending from a middle portion of the seat body below the arc-shaped groove. Each of the two transmission gears includes a rotation shaft and a gear fixed onto the rotation shaft and engaged with the teeth structure, wherein the rotation shaft passes through the arc-shaped groove and includes two ends respectively limited inside the shaft holes of two adjacent fixing seats.
    Type: Application
    Filed: May 7, 2020
    Publication date: September 16, 2021
    Applicant: SHENZHEN EVERWIN PRECISION TECHNOLOGY CO., LTD.
    Inventors: Xiaoshuo CHEN, Mingsheng LIU, Su LU, Jianjun LIU, Jin CHEN, Changbai LIU