FIELD: duct axial fan.
SUBSTANCE: fan contains a rotor configured to rotate around an X axis and containing blades, and a pipe configured to form a duct having a circular cross-section and extending in the axial direction around the rotor. According to the invention, the fan nozzle comprises an annular seat extending circumferentially around the rotor, wherein the ends of the blades are at least partially located in the annular seat of the nozzle.
EFFECT: effective performance.
12 cl, 30 dwg
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