Fan

FIG. 1 is a top perspective view of the front side of a fan of the present design.

FIG. 2 is a bottom perspective view of the rear side of the fan of FIG. 1 .

FIG. 3 is a front elevation view of the fan of FIG. 1 .

FIG. 4 is a rear elevation view of the fan of FIG. 1 .

FIG. 5 is a side elevation view of the right side of the fan of FIG. 1 .

FIG. 6 is a side elevation view of the left side of the fan of FIG. 1 .

FIG. 7 is a top plan view of the fan of FIG. 1 ; and,

FIG. 8 is a bottom plan view of the fan of FIG. 1 .

In the drawings, the broken lines depict portions of the fan that form no part of the claimed design.