Patent ID: 7806810

Claim:
A bicycle simulation system including a dummy bicycle comprising: a frame; a left-right pair of pedals disposed on the frame to be operated by a rider; a rotary body rotated in conjunction with the working of said pedals; a stand supporting a part of said frame relative to a ground surface; and a wheel being not used in conjunction with said rotary body and said pedals and being rotatable relative to said frame; said wheel being adapted to be in contact with said ground surface and supporting said frame together with said stand, wherein a position of a rotational axis of said rotary body in a front-rear direction of the dummy bicycle is located between a rotational axis of said pedals and said wheel, wherein the frame includes left and right chain stays extending rearwardly from a crank tube of the frame toward a rear of the dummy bicycle, wherein the wheel is mounted on rear ends of the left and right chain stays, and the rotary body and the wheel being disposed between the left and right chain stays.