Fan blade cover

Details Fan blade cover Fan blade cover

1992-10-08

1994-01-25

Denion, Thomas E.

Fluid reaction surfaces (i.e., impellers)

Removable auxiliary attachment to work surface

416146R, 416 5, B63H 100

Patent

active

052810933

ABSTRACT:
A fan blade cover for use on fans having a plurality of fan blades, where one size cover fits many sizes and contours of fan blades. The cover includes a sleeve manufactured from a flexible material in a tubular configuration where one end of the sleeve is closed and an opposite end is open for mounting the cover on the fan blade. The open end of the sleeve includes a zipper for closing the open end to securely maintain the cover on the fan blade during fan operation. An alternate embodiment includes a clasp and drawstring to secure the fan blade cover in place.

REFERENCES:
patent: 2288592 (1942-07-01), Mirhige
patent: 4676721 (1987-06-01), Hardee
patent: 4832572 (1989-05-01), Prucha et al.
patent: 5048160 (1991-09-01), Goodrich et al.

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