Patent ID: 8411437

Claim:
A fan duct comprising: a top plate; two sidewalls depending from opposite sides of the top plate; and a baffle between the two sidewalls, the baffle pivotally engaged with the top plate; wherein the baffle comprises a first end and a second end opposite to the first end, the first end is pivotally engaged with the top plate, and the baffle is rotatable about the first end to make the second end selectively engage with the top plate or either one of the sidewalls; an extending plate extends from the top plate and is located between the two sidewalls, and opposite sides of the first end of the baffle pivotally engage with the top plate and the extending plate, respectively; and a tube protrudes from the extending plate, two first pins are formed on opposite ends of the first end of the baffle, one of the first pins extends through the top plate and the other first pin is received in the tube, and the baffle rotates about the two first pins.