Patents Assigned to Y.F. COMPANY LITMITED
  • Patent number: 11419394
    Abstract: The application relates to a structure of a watch strap and a watchcase connected based on a magnetic attraction force. Two ends of the watchcase each are provided with a connection head, and two ends of the watch strap each are provided with a magnetic latching structure cooperated with the connection head. The magnetic latching structure includes a connecting head receiving recess and a first magnet. An opening matched with an engagement bolt is defined in the watch strap, the opening and the first magnet are positioned at two opposite sides of the connecting head receiving recess, the engagement bolt is positioned in the opening, a hollow groove is defined in the connection head and matched with the engagement bolt, and a second magnet is disposed at a top portion of the engagement bolt.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: August 23, 2022
    Assignee: Y.F. COMPANY LITMITED
    Inventor: Yanning Chen
  • Patent number: 10820669
    Abstract: The application relates to a structure of a watch strap and a watchcase which are fixed by a pressing structure engaging with an elastic pin. The watchcase is provided with a connection head, the connection head is provided with an elastic pin fixing hole adjacent to an end portion of the connection head and for disposing an elastic pin structure. An end portion of the watch strap is provided with the pressing structure and a connection head receiving recess. An end portion of the elastic pin structure in the elastic pin fixing hole is inserted into an elastic pin engaging hole defined in the watch strap by spring elasticity, an end portion of the pressing structure abuts against the end portion of the elastic pin structure in the elastic pin engaging hole. The structure is simple and practical.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: November 3, 2020
    Assignee: Y.F. COMPANY LITMITED
    Inventor: Yanning Chen