Patent ID: 8419238

Claim:
A lighting fixture comprising: an upper globe portion; a lower globe portion; said upper globe portion and said lower globe portion being formed of a substantially transparent light transmitting material for emitting light; a unitary ring heat sink member; said unitary ring heat sink member including an outside surface; said outside surface being disposed exterior of the lighting fixture; a plurality of fins extending outwardly from said outside surface integrally formed with said unitary ring heat sink member and having a selected size and configuration extending beyond an maximum perimeter of both said upper globe portion and said lower globe portion for providing enhanced thermal transfer performance; an inside surface of said heat sink member being disposed inside of the lighting fixture; said inside surface including a plurality of mating surface portions having a flat mating face configured for mating engagement with a respective light source board, and for selectively positioning of said light source boards; and said heat sink member joining said upper globe portion and said lower globe portion of the lighting fixture.