Rotating fan apparatus

Details Rotating fan apparatus Rotating fan apparatus

1984-05-11

1987-01-13

Garrett, Robert E.

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Distally supported on radial arm

416222, 416241A, F04D 2938

Patent

active

046361421

ABSTRACT:
A fan apparatus including a fan spider having a hub portion and a plurality of outwardly extending arms, a plurality of fan blade assemblies, each fan blade assembly having a molded plastic blade with an attachment insert partially embedded within, the exposed portion of each attachment insert being rigidly attached to a corresponding one of the arms of the spider.

REFERENCES:
patent: 2033345 (1936-03-01), Lee
patent: 2251887 (1941-08-01), Larsh
patent: 2965180 (1960-12-01), Killam
patent: 3042369 (1962-07-01), Welsh
patent: 3260312 (1966-07-01), Elmer
patent: 3622249 (1971-11-01), Hayashi
patent: 3628888 (1971-12-01), Wooden
patent: 3751181 (1973-08-01), Hayashi
patent: 3785748 (1974-01-01), Gorman
patent: 4120257 (1978-10-01), Matucheski

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