| 摘要 |
A forced air circulation system for drying and washing/drying machines particularly for domestic use, comprising an air feeder duct (4) with a fan (9) provided with a bladed impeller (8) in which the impeller blading comprises a plurality of blades (15) which extend substantially radially from a conical hub (1), from a smaller-diameter, front portion (12) thereof as far as a larger-diameter, rear portion (13) thereof, with a curved shape the curvature of which is reversed with respect to the direction of rotation of the impeller. |
