Patent ID: 7526877

Claim:
A drying device comprising: a controller adapted to collectively operate an air channel valve, a tumble dryer, and a cabinet dryer; the tumble dryer comprising a drum, a hot air supplying pipe, which is operationally in communication with the cabinet dryer, and at least two drying heaters, which heat air for use in both the tumble dryer and the cabinet dryer; the cabinet dryer provided on a top of the tumble dryer, the cabinet dryer comprising; a keeping part defining a space for laundry therein, a hot air inlet pipe for receiving hot air from the hot air supplying pipe, and an air outlet pipe for guiding air discharged from the keeping part into the hot air supplying pipe; wherein the air channel valve selectively guides a direction of air flowing from the hot air supplying pipe to the drum of the tumble dryer, the keeping part of the cabinet dryer, or both the drum and the keeping part.