Patent ID: 7389782

Claim:
A dishwasher, comprising: a washing tub formed to the dishwasher; a door to selectively open the washing tub; a casing arranged on an inner surface of the door; an odor eliminating material, which eliminates odors in the dishwasher, installed within the casing; a shutter which selectively opens a part of the casing to expose the odor eliminating material; a shutter driving device which operates the shutter, the shutter driving device comprising a control unit to control the shutter to open or close based upon a drying time of a drying operation of the dishwasher; and a ventilation fan installed to the door, provided separately from the casing, which allows communication between an inside of the dishwasher and the outside, wherein the casing comprises a holding plate which accommodates the odor eliminating material and a guide rail which is formed in one or more portions of the casing, and slidably receives the holding plate.