Fan

FIG. 1 is a first perspective view of the fan showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a second perspective view thereof.

The broken lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are directed to portions of the fan. The broken lines, including those that comprise the front grille, the round center plate, rear grille, and the fan blade, form no part of the claimed design.