Patents by Inventor Eikichi CHIN

Eikichi CHIN 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).

  • Switch device for regulating movement of operation member
    Patent number: 11309145
    Abstract: A switch device reduces an impact sound generated when the operation member returns to its original position. The switch device includes a housing member, an operation knob accommodated in the housing member and capable of being pushed, and a spring that urges the operation knob in a direction opposite to the pushing direction. The housing member includes a two-pronged stopper that regulates the movement of the operation knob in the opposite direction. The operation knob includes a tab that abuts on the two-pronged stopper. When the movement of the operation knob in the opposite direction is regulated, the two-pronged stopper and the tab make a line contact first.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: April 19, 2022
    Assignee: TOYO DENSO KABUSHIKI KAISHA
    Inventor: Eikichi Chin
  • Switch Device for Regulating Movement of Operation Member
    Publication number: 20200286697
    Abstract: A switch device reduces an impact sound generated when the operation member returns to its original position. The switch device includes a housing member, an operation knob accommodated in the housing member and capable of being pushed, and a spring that urges the operation knob in a direction opposite to the pushing direction. The housing member includes a two-pronged stopper that regulates the movement of the operation knob in the opposite direction. The operation knob includes a tab that abuts on the two-pronged stopper. When the movement of the operation knob in the opposite direction is regulated, the two-pronged stopper and the tab make a line contact first.
    Type: Application
    Filed: December 23, 2019
    Publication date: September 10, 2020
    Inventor: Eikichi CHIN