Patent ID: 7643292

Claim:
An adjustable air director installed in a host and covered on a motherboard over memory modules in insertion slots and cooler modules on CPUs on said motherboard for guiding currents of air to carry waste heat from said cooler modules and said memory modules to the outside of said host, the adjustable air director comprising: a main air duct shell, said main air duct shell comprising a bottom open side attached to said motherboard, and at least one sliding track transversely located on a top wall thereof; and a supplementary air duct shell attached to one lateral side of said main air duct shell, said supplementary air duct shell comprising at least one sliding coupling device located on a top wall thereof and respectively coupled to said at least one sliding track and movable with said supplementary air duct shell relative to said at least one sliding track of said main air duct shell for allowing adjustment of the transverse width of the adjustable air director.