Fan

[0001]FIG. 1 is a perspective view of a fan according to our design;

[0002]FIG. 2 is a bottom perspective view of a portion thereof;

[0003]FIG. 3 is a top perspective view of a portion thereof;

[0004]FIG. 4 is a right side view of a portion thereof;

[0005]FIG. 5 is a front view of a portion thereof;

[0006]FIG. 6 is a left side view of a portion thereof;

[0007]FIG. 7 is a rear view of a portion thereof;

[0008]FIG. 8 is a top view of a portion thereof; and,

[0009]FIG. 9 is a bottom view of a portion thereof.

[0010]The broken lines depict portions of the fan that form no part of the claimed design.