| 摘要 |
<p>A hang glider (1) comprises a bearing tubular structure made of a longitudinal crossbar (4), a lower control trapeze (2) an upper vertical turret (6) and two wing spars (8), and a variable dihedral angle wing (10), which has its ends secured to the ends of the two spars and is secured to said lower control trapeze (2) through a plurality of cords (22a-28a,22b-28b) of which the lengths can be varied to lift or lower the wing, thereby varying the hang glider lift and speed during flight. <IMAGE></p> |
