US Patent 7621833 Hockey puck

A hockey puck comprised of an annular member with a translucent member disposed interior to the annular member. The interface of the annular member and the translucent member is reflective. A light member is disposed in the translucent member to form a hockey puck having symmetrical contact surfaces. A plurality of raised nubs may be located on the first and second opposedly arranged surfaces (faces) of said annular member for playing on non-ice surfaces.