Patents by Inventor Hanjun CHI

Hanjun CHI 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).

  • Patent number: 10915068
    Abstract: A timer movement includes a shell; a quartz movement body, a sound component and a central output wheel assembly driven by the quartz movement body are disposed in the shell, a printed circuit board and a traveling wheel driven by the central output wheel assembly are disposed at the top of the shell, and a battery compartment is disposed at the bottom of the shell. A leaf spring and a switch pillar are disposed on the printed circuit board, and a toggle rod forcing the leaf spring to bend so as to touch the switch pillar is disposed on the traveling wheel.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: February 9, 2021
    Assignee: HANGZHOU JINGCHENG SANHE TIMER INDUSTRY CO., LTD.
    Inventor: Hanjun Chi
  • Publication number: 20200310357
    Abstract: The present invention provides a quartz clock-type timer movement, which has the characteristics of convenient operation, low noise and accurate timing. According to the technical scheme, the quartz clock-type timer movement is characterized by comprising a shell, wherein a quartz movement body, a sound component and a central output wheel assembly driven by the quartz movement body are disposed in the shell, a PCB board and a traveling wheel driven by the central output wheel assembly are disposed at the top of the shell, and a battery compartment is disposed at the bottom of the shell; and a leaf spring and a switch pillar are disposed on the PCB, and a toggle rod forcing the leaf spring to bend so as to touch the switch pillar is disposed on the traveling wheel.
    Type: Application
    Filed: August 3, 2017
    Publication date: October 1, 2020
    Applicant: HANGZHOU JINGCHENG SANHE TIMER INDUSTRY CO., LTD.
    Inventor: Hanjun CHI
  • Patent number: D933501
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: October 19, 2021
    Assignee: HANGZHOU JINGCHENG SANHE TIMER INDUSTRY CO., LTD.
    Inventor: Hanjun Chi
  • Patent number: D933502
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: October 19, 2021
    Assignee: HANGZHOU JINGCHENG SANHE TIMER INDUSTRY CO., LTD.
    Inventor: Hanjun Chi
  • Patent number: D933503
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: October 19, 2021
    Assignee: HANGZHOU JINGCHENG SANHE TIMER INDUSTRY CO., LTD.
    Inventor: Hanjun Chi
  • Patent number: D1012738
    Type: Grant
    Filed: January 17, 2022
    Date of Patent: January 30, 2024
    Assignee: HANGZHOU JINGCHENG SANHE TIMER INDUSTRY CO., LTD.
    Inventor: Hanjun Chi