US Patent 8241153 Sports activity device

A sports activity device playable, for example, as a device for launching and catching objects and as a tossable flying disc. Embodiments of the sports activity device includes an outer annular ring member and an inner annular ring assembly detachably engaged to the outer annular ring member. The inner annular ring assembly may include an inner annular ring member and an engagement assembly configured and operable to facilitate detachable engagement of the inner annular ring assembly with the outer annular ring member.