| 摘要 |
A drum type washing and drying machine includes a rotary drum provided with drum perforations on the cylindrical surface thereof, a water tub elastically supported in a main body of the machine, for accommodating the rotary drum, a blower unit for circulating air into the rotary drum, a heating unit for heating the air to be circulated into the rotary drum, an air flow passage for directing air, which has been exhausted from the rotary drum into a space between the water tub and the rotary drum through the drum perforations, to the blower unit, a heat exchanging member installed in the air flow passage, and a cooling water supply unit for supplying cooling water to the heat-exchanging member. The heat-exchanging member is slantingly disposed in the air flow passage and has an upper and a lower surface and to form an approximately U-shaped heat exchanging path.
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