Drum type drying and washing machine

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 so as to be soaked in water supplied into 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,
• wherein the cleaning unit is provided on an outer surface of the rotary drum and produces the flow of the water according to rotation of the rotary drum.

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;
• and
• 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 so as to be soaked in water supplied into the water tank in a washing process or in a rinsing process,
• the water tank and the rotary drum being slanted such that rear sides thereof are lowered, with the blower unit being mounted at a lower part of a rear face of the water tank.