Neck fan

FIG. 1 is a front, right and top perspective view of a neck fan, showing my new design;

FIG. 2 is a rear, left and bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged detail view of area 9 circumscribed within FIG. 1 thereof; and,

FIG. 10 is an enlarged detail view of area 10 circumscribed within FIG. 10 .

The evenly spaced broken lines depict portions of the neck fan that from no part of the claimed design. The dot dash dot broken lines denote the boundaries of the detail areas and form no part thereof.