Patent ID: 8764243

Claim:
A hazardous location lighting fixture comprising: a light emitting diode (LED) light source; a lens, wherein the lens comprises a float glass having a top lens surface, a bottom lens surface and a machined outer perimeter; a housing holding the LED light source, the housing comprising: a conduit opening to connect to a conduit; a plurality of heatsink fins formed at an outer side of a frame portion with an opening between adjacent heatsink fins of the plurality of heatsink fins; and a heat dissipating band member provided at the heatsink fins, the heat dissipating band member extending between an outer peripheral edge of each one of the plurality of heatsink fins to enclose the openings between the adjacent heatsink fins of the plurality of heatsink fins to form a channel between the adjacent heatsink fins of the plurality of heatsink fins and the heat dissipating band member, wherein the plurality of heatsink fins is molded with the heat dissipating band member; and a gap formed between the machined outer perimeter of the lens and a machined surface of the housing, wherein the gap provides a flame path between the machined outer perimeter of the lens and the housing in an inside of the housing.