Patents by Inventor Tsubasa AI

Tsubasa AI 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).

  • Focal plane shutter for digital cameras
    Patent number: 8727646
    Abstract: When a hold member rotates on a shaft counterclockwise in the set operation, pressing parts of a pressing member which is fitted on top end of the hold member press pressed parts of iron piece members to rotate a lock-releasing member for a first blade and a lock-releasing member for a rear blade so that the iron piece members are made to come into contact with iron-core members of electromagnets, while an engagement pin presses an arm of a connection spring to rotate a restraining member clockwise so that a restraining part of the restraining member moves into the trajectory of the movement of a restrained part of the lock-releasing member for the rear blade.
    Type: Grant
    Filed: March 10, 2011
    Date of Patent: May 20, 2014
    Assignee: Nidec Copal Corporation
    Inventors: Tsubasa Ai, Kenta Kawakami, Nobuyoshi Inoue
  • FOCAL PLANE SHUTTER FOR DIGITAL CAMERAS
    Publication number: 20110222843
    Abstract: When a hold member rotates on a shaft counterclockwise in the set operation, pressing parts of a pressing member which is fitted on top end of the hold member press pressed parts of iron piece members to rotate a lock-releasing member for a first blade and a lock-releasing member for a rear blade so that the iron piece members are made to come into contact with iron-core members of electromagnets, while an engagement pin presses an arm of a connection spring to rotate a restraining member clockwise so that a restraining part of the restraining member moves into the trajectory of the movement of a restrained part of the lock-releasing member for the rear blade.
    Type: Application
    Filed: March 10, 2011
    Publication date: September 15, 2011
    Inventors: Tsubasa AI, Kenta Kawakami, Nobuyoshi Inoue