Fan blade with filter

Details Fan blade with filter Fan blade with filter

1996-02-07

1996-10-08

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Removable auxiliary attachment to work surface

416 5, 416231B, F04D 2970

Patent

active

055624120

ABSTRACT:
A fan apparatus with a filter affixed to one or more of its fan blades such that the rotating fan blades carry the filter or filters through a medium to extract pollutants.

REFERENCES:
patent: 4422824 (1983-12-01), Eisenhardt, Jr.
patent: 4676721 (1987-06-01), Hardee
patent: 4753573 (1988-06-01), McKnight
patent: 4840650 (1989-06-01), Matherne
patent: 4889543 (1989-12-01), Burt
patent: 5022819 (1991-06-01), Murcin et al.
patent: 5341565 (1994-08-01), Kuryliw
patent: 5370721 (1994-12-01), Carnahan

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