Patents by Inventor Linjian Liang

Linjian Liang 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).

  • Publication number: 20240175494
    Abstract: A sealing assembly which has a housing adapted to be arranged on and cover an end of a first component of a robot. The sealing assembly includes a circumferential coupling section; a flange adapted to be arranged on and cover an end of a second component of the robot that is coaxially rotatable relative to the first component; and an elastic sealing ring. The elastic sealing ring includes a coupling portion coupled to the circumferential coupling section; and a sealing portion arranged between the housing and the flange with an interference fit.
    Type: Application
    Filed: May 3, 2020
    Publication date: May 30, 2024
    Inventors: Linjian Liang, Xiaodong Cao, Kaiwei Chen, Jiajie Sha, Yun Ha
  • Patent number: 10913167
    Abstract: A sealing arrangement for application in a robot joint. The sealing arrangement includes: a circular sealing assembly arranged between a swing and a base of the robot joint in a longitudinal direction, the circular sealing assembly defining a tubular cavity in a circumferential direction and having a gas inlet and a gas outlet; and an air channel coupled to the gas inlet and operable to continuously conduct pressured air flow into the cavity to maintain an air pressure inside the cavity above an air pressure outside the cavity, and thereby a high-speed airflow out of the gas outlet.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: February 9, 2021
    Assignee: ABB Schweiz AG
    Inventors: Yuhong Gong, Xiaodong Cao, Yun Ha, Xinguo Fu, Linjian Liang
  • Publication number: 20190232506
    Abstract: A sealing arrangement for application in a robot joint. The sealing arrangement includes: a circular sealing assembly arranged between a swing and a base of the robot joint in a longitudinal direction, the circular sealing assembly defining a tubular cavity in a circumferential direction and having a gas inlet and a gas outlet; and an air channel coupled to the gas inlet and operable to continuously conduct pressured air flow into the cavity to maintain an air pressure inside the cavity above an air pressure outside the cavity, and thereby a high-speed airflow out of the gas outlet.
    Type: Application
    Filed: April 5, 2019
    Publication date: August 1, 2019
    Inventors: Yuhong Gong, Xiaodong Cao, Yun Ha, Xinguo Fu, Linjian Liang