Fan

1 . 1 : Perspective

1 . 2 : Perspective

1 . 3 : Perspective

1 . 4 : Front

1 . 5 : Back

1 . 6 : Left

1 . 7 : Right

1 . 8 : Top

1 . 9 : Bottom

1 . 10 : Enlarged

1 . 11 : Enlarged

1 . 12 : Enlarged

The broken lines shown in the drawings depict portions of the fan that form no part of the claimed design; the dot-dash broken lines in figs. 1 . 1 , 1 . 2 , 1 . 3 , 1 . 10 , 1 . 11 , 1 . 12 and the label “ 1 . 10 ” in fig. 1 . 1 , label “ 1 . 11 ” in fig. 1 . 2 , label “ 1 . 12 ” in fig. 1 . 3 are for the purpose of depicting the cut line of the enlarged view and form no part of the claim.