Patents Assigned to Design Park Development Co., Ltd.
  • Patent number: 8353806
    Abstract: An independent electric power type speed race apparatus is disclosed. The independent electric power type speed race apparatus comprises a first health cycle comprising a first pedal, a first cycle rotary body rotating by handling of the first pedal, and a first cycle load driving part working as a load checking the rotation of the first cycle rotary body; a first cycle speed sensor sensing a rotation speed of the first cycle rotary body; a second health cycle comprising a second pedal, a second cycle rotary body rotating by handling of the second pedal, and a second cycle load driving part working as a load checking the rotation of the second cycle rotary body; a second cycle speed sensor sensing a rotation speed of the second cycle rotary body; a display plate installed at the front of the first health cycle and the second health cycle.
    Type: Grant
    Filed: October 20, 2009
    Date of Patent: January 15, 2013
    Assignee: Design Park Development Co., Ltd.
    Inventor: Yo-Seob Kim