Wheel or rotor with a plurality of blades

Details Wheel or rotor with a plurality of blades Wheel or rotor with a plurality of blades

1979-08-10

1981-03-03

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Unsymmetrical impeller or dissimilar working members

415119, 416500, F04D 2966

Patent

active

042538009

ABSTRACT:
A wheel or rotor with a plurality of blades arranged at irregular or unequal pitch angles circumferentially of a disk, a hub or the like, wherein the characteristic level e.sub.k representative of the order-of-harmonic characteristic of blade pitch is defined by

REFERENCES:
patent: 1893184 (1933-01-01), Smellie
patent: 3006603 (1961-10-01), Caruso et al.
patent: 3398866 (1968-08-01), LaFlame et al.
patent: 3426535 (1969-02-01), Mlacker et al.
patent: 3536417 (1970-10-01), Stiefel et al.
patent: 3764225 (1973-10-01), Dzung

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