Air tower

FIG. 1 is a front perspective view of one embodiment of an air tower of the present disclosure for use in a refrigerating appliance;

FIG. 2 is a front elevational view of the air tower of FIG. 1 ;

FIG. 3 is a side perspective view of the air tower of FIG. 1 ;

FIG. 4 is a front perspective view of the air tower of FIG. 1 with the environment removed;

FIG. 5 is an enlarged front perspective view of a top left corner of the air tower of FIG. 4 ;

FIG. 6 is an enlarged top plan cross-sectional view of the air tower, taken at the line VI-VI of FIG. 2 ;

FIG. 7 is a front perspective view of another embodiment of an air tower for use on an interior wall of an appliance of the present disclosure;

FIG. 8 is a front elevational view of the air tower of FIG. 7 ;

FIG. 9 is a side perspective view of the air tower of FIG. 7 ;

FIG. 10 is a front perspective view of the air tower of FIG. 7 with the environment removed;

FIG. 11 is an enlarged front perspective view of a top left corner of the air tower of FIG. 10 ;

FIG. 12 is an enlarged top plan cross-sectional view the air tower, taken at the line XII-XII of FIG. 8 ;

FIG. 13 is a front elevational view of the air tower of FIG. 7 with the environment removed; and,

FIG. 14 is a front elevational view of area XIV of the air tower illustrated in FIG. 13 .

The dashed lines depict portions of the article that form no part of the claimed design. The dotted lines in FIGS. 7-11, 13, and 14 represent a pattern of the article that forms a part of the claimed design.