Patents by Inventor LI-CHAO JI

LI-CHAO JI 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).

  • Rivet structure
    Patent number: 11353049
    Abstract: A rivet structure includes a female rivet plate and a male rivet plate. The female rivet plate defines an elongated countersunk hole. A size of the countersunk hole increases from a first side of the female rivet plate to a second side of the female rivet plate. The male rivet plate includes a rivet including a shaft portion and two head portions. The shaft portion extends from the male rivet plate. The two head portions are respectively arranged on opposite sides of the shaft portion on a side of the shaft portion facing away from the male rivet plate. The two head portions extend through the countersunk hole from the first side of the female rivet plate to the second side of the female rivet plate. The two head portions are configured to be stamped by a stamping member to fill in the countersunk hole.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: June 7, 2022
    Assignee: Fulian Precision Electronics (Tianjin) Co., LTD.
    Inventors: Chang-You Zhang, Li-Chao Ji, Tian-Yu Zhang
  • RIVET STRUCTURE
    Publication number: 20200284281
    Abstract: A rivet structure includes a female rivet plate and a male rivet plate. The female rivet plate defines an elongated countersunk hole. A size of the countersunk hole increases from a first side of the female rivet plate to a second side of the female rivet plate. The male rivet plate includes a rivet including a shaft portion and two head portions. The shaft portion extends from the male rivet plate. The two head portions are respectively arranged on opposite sides of the shaft portion on a side of the shaft portion facing away from the male rivet plate. The two head portions extend through the countersunk hole from the first side of the female rivet plate to the second side of the female rivet plate. The two head portions are configured to be stamped by a stamping member to fill in the countersunk hole.
    Type: Application
    Filed: April 9, 2019
    Publication date: September 10, 2020
    Inventors: CHANG-YOU ZHANG, LI-CHAO JI, TIAN-YU ZHANG