Patent ID: 8024948
Filing Date: 2011-09-27
Classification: D06F

Abstract:
1. A drum type washing and drying machine comprising: a water tank; a rotary drum rotatably provided in the water tank; a dehumidification unit for dehumidifying air introduced from inside of the rotary drum; a heater unit for heating the air dehumidified by the dehumidification unit; a blower unit for introducing the air in the rotary drum into the dehumidification unit and for delivering into the rotary drum the air heated by the heater unit; a filter unit placed in a suction-side channel between the rotary drum and the blower unit and on an upstream side of air flow produced by the blower unit in a drying process, the filter unit being placed in a space between the rotary drum and the water tank so as to be soaked in water in the water tank in a washing process or in a rinsing process; and a cleaning unit for producing a flow of the water and thereby removing foreign matter that has adhered to the filter unit.