| 摘要 |
A disk-shaped throwing implement comprising a central circular part provided with identical wings which are symmetrically distributed around its circumference is disclosed. Each of the wings comprises two sections or areas one of which is substantially planar and lying within the same plane as that of the central part, with the second wing section being curved or bent and projecting at an angle to the first wing section. The free rim of the first wing section being curved or bent in a direction opposite to the bend or curvature of the second wing section. One embodiment of the invention discloses that, additionally, the free outer rim of the second wing section is curved or bent in a direction opposite to the bend or curvature of the free rim of the first wing section.
|
