Patents by Inventor Shaoguo Yang

Shaoguo Yang 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).

  • Electromagnetic clearance joint and assembly method thereof
    Patent number: 11891862
    Abstract: An electromagnetic clearance joint and an assembly method thereof are provided, the joint includes a mandrel and a shell. An inner diameter of the shell is larger than an outer diameter of the mandrel, the mandrel includes a first structure part and a second structure part which are connected to each other, and the shell includes a third structure part and a fourth structure part which are connected to each other. A plurality of acting grooves are evenly and circumferentially distributed around the first structure part. An outer diameter of the first structure part is gradually reduced, a plurality of annular ridges are sequentially distributed axially on the outer surface of the second structure part and form the ridge structures, a plurality of grooves axially extending are arrayed circumferentially on the outer surface of the second ridge structure.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: February 6, 2024
    Inventors: Shaoguo Yang, Hangyun Li
  • ELECTROMAGNETIC CLEARANCE JOINT AND ASSEMBLY METHOD THEREOF
    Publication number: 20220333446
    Abstract: An electromagnetic clearance joint and an assembly method thereof are provided, the joint includes a mandrel and a shell. An inner diameter of the shell is larger than an outer diameter of the mandrel, the mandrel includes a first structure part and a second structure part which are connected to each other, and the shell includes a third structure part and a fourth structure part which are connected to each other. A plurality of acting grooves are evenly and circumferentially distributed around the first structure part. An outer diameter of the first structure part is gradually reduced, a plurality of annular ridges are sequentially distributed axially on the outer surface of the second structure part and form the ridge structures, a plurality of grooves axially extending are arrayed circumferentially on the outer surface of the second ridge structure.
    Type: Application
    Filed: December 9, 2021
    Publication date: October 20, 2022
    Applicant: WEIZHUO PETROTECH (BEIJING) LTD
    Inventors: Shaoguo Yang, Hangyun Li