Patents by Inventor Yanjun TONG

Yanjun TONG 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).

  • Control apparatus for lifting mechanism
    Patent number: 12476057
    Abstract: A control apparatus for a lifting mechanism, including: a mount box, a circuit board, and a toggle assembly, the circuit board including a lift switch which is elastically auto-reset and configured to control lifting, the toggle assembly being operable by pushing to close the lift switch. a limit portion is provided on each of two sidewalls of the toggle assembly, the limit portion being staggered with the lift switch along a depth direction of the toggle assembly and vertically movable with the toggle assembly; and a stop portion is provided on each of two sidewalls of the mount box; the toggle assembly includes a free state in which the stop portion vertically stops the limit portion and a pushed state in which the toggle assembly rotates about a pivot point which is a contact point between the stop portion and the limit portion.
    Type: Grant
    Filed: April 24, 2022
    Date of Patent: November 18, 2025
    Assignee: ZHEJIANG JIECANG LINEAR MOTION TECHNOLOGY CO., LTD.
    Inventors: Miaojiang Ding, Yanjun Tong, Shaoping Zhou
  • CONTROL APPARATUS FOR LIFTING MECHANISM
    Publication number: 20240304400
    Abstract: A control apparatus for a lifting mechanism, including: a mount box, a circuit board, and a toggle assembly, the circuit board including a lift switch which is elastically auto-reset and configured to control lifting, the toggle assembly being operable by pushing to close the lift switch. a limit portion is provided on each of two sidewalls of the toggle assembly, the limit portion being staggered with the lift switch along a depth direction of the toggle assembly and vertically movable with the toggle assembly; and a stop portion is provided on each of two sidewalls of the mount box; the toggle assembly includes a free state in which the stop portion vertically stops the limit portion and a pushed state in which the toggle assembly rotates about a pivot point which is a contact point between the stop portion and the limit portion.
    Type: Application
    Filed: April 24, 2022
    Publication date: September 12, 2024
    Applicant: ZHEJIANG JIECANG LINEAR MOTION TECHNOLOGY CO., LTD.
    Inventors: Miaojiang DING, Yanjun TONG, Shaoping ZHOU