Static efficiency enhancer for axial fans

Details Static efficiency enhancer for axial fans Static efficiency enhancer for axial fans

1993-08-23

1994-07-12

Kwon, John T.

Fluid reaction surfaces (i.e., impellers)

Unsymmetrical impeller or dissimilar working members

416223R, F01D 512

Patent

active

053283350

ABSTRACT:
A static efficiency enhancer for an axial fan having a hub and a plurality of blades extending radially outward from the hub, the enhancer comprising a plurality of airfoils connected to the hub and extending outwardly therefrom to provide additional air velocity at the periphery of the hub.

REFERENCES:
patent: 2920864 (1960-01-01), Lee

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