Patent ID: 7686469

Claim:
An LED lighting fixture comprising: a housing forming a substantially water/air-tight chamber and including first and second border structures forming first and second border-portions of the chamber; at least one electronic LED driver enclosed within the chamber; and an LED assembly outside the chamber to permit air/water-flow over the LED assembly which includes (a) at least one LED-array module mounted on (b) an elongate extruded LED heat sink that extends along a side of the housing and has a base with an LED-engaging surface and an opposite heat-transfer surface extending between two heat-sink ends with one end being interlocked with the first border structure and the other end being interlocked with the second border structure, the first border structure receiving wires from the LED-array module; and an interlock of the side of the housing with at least one of the heat-sink ends to secure the LED assembly to the housing, the interlock forming a venting gap between the heat-sink end and the housing to permit air/water-flow over the LED assembly.