Blade support hub for an axial fan

Details Blade support hub for an axial fan Blade support hub for an axial fan

1984-02-14

1987-12-29

Hershkovitz, Abraham

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Adjustable

416164, 416214R, 416244R, 291568R, 29557, F04D 2934

Patent

active

047157844

ABSTRACT:
A blade support hub of hollow circular ring structure for an axial fan, constituted essentially of two opposing parts rigidly fixed together by bolts, the hollow circular ring structure being provided with circular cavities for inserting the fan blade shank, the bolts for joining together the two parts of the hub also serving for fixing all the blade shanks.

REFERENCES:
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patent: 2856152 (1958-10-01), Kishline
patent: 2939536 (1960-06-01), Kearns, Jr.
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patent: 3294175 (1966-12-01), Bonder
patent: 3567340 (1971-03-01), Schneider et al.
patent: 3930332 (1976-01-01), Seefluth
patent: 4230645 (1980-10-01), Dodson
patent: 4252751 (1981-02-01), Shito
patent: 4265591 (1981-05-01), Gurbin

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