KeiichiroT
Japan Joined May 4th, 20161 Instructables 2,873 Views 2 Comments 1 Followers
Taketombo(bamboo-copter) is Japnese traditional toy. Good Taketombo can fly over 50m high, 100m distance, Flight time over 13 seconds. In order to efficiently investigate the flight performance of a Taketombo, a launch device that mimicked the rotation (This Fig. ) of the shaft by hand was manufactured by 3D printing. The shaft of the Taketombo is fixed by 4 sets of 3 tires, which apply a driving force to increase the rotational velocity. The moment the velocity reaches a set value, the tires…
