Patents by Inventor Cui Qing LIN

Cui Qing LIN 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: 20230403769
    Abstract: A two-step door opening mechanism for an oven is provided. A mechanical button and an electronic button are provided, the oven defining an oven cavity openable and closable by an oven door. A controller is provided. A digital valve, comprising a shaft configured to slide laterally between a first, unlocked position in which the shaft allows inward movement of the mechanical button and a second, locked position in which the shaft blocks the inward movement of the mechanical button. The electronic button, once actuated, is operable to cause the controller to direct the digital valve to move the shaft from the second, locked position into the first, unlocked position to unlock the mechanical button, and the mechanical button, once actuated, is operable to open the door when the shaft is in the first, unlocked position.
    Type: Application
    Filed: May 12, 2023
    Publication date: December 14, 2023
    Inventors: Yecai CHEN, Hua GUO, Benjamin T. KUNST, Charles Tat Kan LAI, Cui Qing LIN, Bo WU, Tingting YU