Patents Assigned to Kang-hee Hahn
  • Patent number: 5749761
    Abstract: The present invention relates to a model glider having twin propellers, which includes a central frame which forms a body of the glider, a vertical tail and a pair of horizontal tails respectively provided on the rear part of the body, a pair of main wings horizontally provided on the middle part of the body, a rotating member, a power transmitting part, an elastic band member, a stopper, a driving part to rotate the twin propellers, and a link lever, wherein the elastic band member is elastically twisted by the rotation of the link lever and while the elastic band member is restored, its rotary power is transmitted to the propellers via the transmitting part and the driving part, so that the model glider has strong propulsive force by means of the twin propellers to increase gliding distance and user' interest.
    Type: Grant
    Filed: October 31, 1996
    Date of Patent: May 12, 1998
    Assignee: Kang-hee Hahn
    Inventor: Cho-kwon Kim