| 摘要 |
<p>A vehicle (10) powered by a sail (90) as well as by pedals (66 and 48) comprises a tandem bicycle with a stoker seat (38) in line with and behind a captain seat (32) and a vertical mast (86) positioned between the seats, the sail (90) being attached to and between the mast (86) and a horizontal boom (88) rotatably attached to the mast (86) and controlled by means of a rope and pulley system (115), lateral support of the vehicle (10) being provided by wheels (104) laterally displaced from the centerline of the vehicle (10) on each side of the vehicle (10), the seats (32 and 38) having seat backs (34 and 40) and located far enough behind the pedals (48 and 66) to provide a recumbent or semi-recumbent position for the operators.</p> |
