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Publication numberUSD318526 S
Publication typeGrant
Application numberUS 07/390,666
Publication dateJul 23, 1991
Filing dateAug 7, 1989
Publication number07390666, 390666, US D318526 S, US D318526S, US-S-D318526, USD318526 S, USD318526S
InventorsDavid B. Chaney
Original AssigneeThe W. B. Marvin Manufacturing Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Convertible fan unit
US D318526 S
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  1. The ornamental design for a convertible fan unit, as shown and described.

FIG. 1 is a front, top and left side perspective view of a convertible fan unit, set up to function as a window fan, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front perspective view thereof shown set up as it would be to function as a floor or table fan; and

FIG. 9 is a rear perspective view of FIG. 8.

The broken-line showing of sliding panels in FIG. 1 is for illustrative purposes only, and forms no part of the claimed design.

Non-Patent Citations
1Copy of a photograph of a Holmes Air Fan known by applicant before applicant's invention.
2Lakewood Fan Cat., p. 9, High Velocity Reversible Window Fan.
3Lasko copy of advertisement--these fans were on sale prior to applicant's invention.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US20110223016 *Sep 4, 2009Sep 15, 2011Vornado Air, LlcAir circulator
U.S. ClassificationD23/382