Patents by Inventor Chien-Chi Su

Chien-Chi Su 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).

  • Epicyclic gear system for use in exercise equipment
    Patent number: 10080919
    Abstract: An epicyclic gear system features a cylindrical flywheel with a flywheel cavity, a plurality of mounting pillars, an annular ring gear mounted on the mounting pillars, and an annular sun gear mounted to and extending from the flywheel cavity. The epicyclic gear system has a planet carrier mounted to an axle shaft and a planet gear mounted to the planet carrier. The axle shaft passes through an axle aperture, a ring gear aperture, and a sun gear aperture. The planet gear engages the ring gear and the sun gear to provide a desired gear ratio for rotating the flywheel via rotation of the axle shaft, the planet carrier, the planet gear, and the sun gear.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: September 25, 2018
    Assignee: Shinn Fu Corporation
    Inventors: Marko Vujicic, Chien-Chi Su
  • Epicyclic gear system for use in exercise equipment
    Patent number: 9302148
    Abstract: An epicyclic gear system features a cylindrical flywheel with a cylindrical flywheel cavity, a plurality of cylindrical mounting pillars, an annular ring gear mounted on the cylindrical mounting pillars, and an annular sun gear mounted to and extending from the flywheel cavity. The epicyclic gear system features a planet carrier mounted to an axle shaft and a planet gear mounted to the planet carrier. The axle shaft passes through an axle aperture, a ring gear aperture, and a sun gear aperture. The planet gear engages the ring gear and the sun gear to provide a desired gear ratio for rotating the flywheel via rotation of the axle shaft, the planet carrier, the planet gear, and the sun gear.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: April 5, 2016
    Assignee: SHINN FU CORPORATION
    Inventors: Marko Vujicic, Chien-Chi Su