Patent ID: 7419534

Claim:
A cooling apparatus using a filter having a dehumidification function comprising: a set of dehumidification means, each arranged at an open-air intake side and an air exhaust side of a housing that accommodates a heating element that requires cooling within the housing, said dehumidification means having filtering members for removing humidity from the open air, a fan placed between said set of dehumidification means such that it faces said means for introducing the open air in the housing, for cooling the heating element, and dehumidification-function recovery means for recovering the dehumidification capability of said dehumidification means when air in the housing is saturated with humidity, comprising a humidity sensor for detecting humidity of each of said dehumidification means and control means for reversing the rotational direction of said fan when said humidity sensor detects saturation of the air with humidity to change an air flow direction towards said set of dehumidification means.