Patent ID: 8813517

Claim:
An air conditioner, comprising: a main body comprising an air inlet and an air outlet; a heat exchanger provided within the main body; a drain pan mounted at a lower side of the heat exchanger to collect condensate that forms on a surface of the heat exchanger; a fan assembly mounted within the main body that suctions an indoor air; an inner cover that is rotatably coupled to the main body and includes a surface on which a water tank that supplies water to the drain pan is mounted; a humidifying device disposed on a surface of the heat exchanger, wherein a lower portion of the humidifying device is immersed in water accumulated in the drain pan; and a discharge cell mounted to an inner side of the drain pan, wherein the discharge cell includes opposed surfaces on which a high voltage electrode portion and a ground electrode portion are installed, respectively, a first insulation layer disposed on the high voltage electrode portion that prevents the high voltage electrode portion from contacting water and being oxidized, and a second insulation layer disposed on the first insulation layer and including a plurality of voids, and wherein when a voltage is applied to the high voltage electrode portion, a plurality of bubbles is generated through the plurality of voids.