Patent ID: 7165862

Claim:
A direct backlight module, comprising at least: a reflective base, having two opposite side regions and two ends of each side region having two opposite openings; a lamp tube, having two electrodes respectively at two opposite ends of the lamp tube, wherein the lamp tube is disposed on the reflective base; a frame covering the reflective base and the lamp tube; a casing between the frame and the reflective base, mounted to the reflective base, the casing including a first side wall and a second side wall spaced from the first side wall, fixed to the reflective base and a top wall joining the first and second side walls opposite the reflective base, so as to define a chamber, one of the electrodes of the lamp tube disposed in the chamber; and an airflow channel formed by the combination of the chamber and one of the openings of each of the side regions of the reflective base, the frame having holes opposing opposite ends of the airflow channel; wherein the lamp tube and the airflow channel are constructed on the same level.