FIG. 1 is a front perspective view of a vacuum cleaner showing my 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 an enlarged top view of the vacuum cleaner;
FIG. 7 is an enlarged view of the vacuum cleaner shown within the area designed as 7 in FIG. 1;
FIG. 8 is an enlarged view of the vacuum cleaner shown within the area designed as 8 in FIG. 2;
FIG. 9 is an enlarged view of the vacuum cleaner shown within the area designed as 9 in FIG. 3;
FIG. 10 is an enlarged view of the vacuum cleaner shown within the area designed as 10 in FIG. 4; and,
FIG. 11 is an enlarged view of the vacuum cleaner shown within the area designed as 11 in FIG. 5.
The broken lines shown in the drawings depict portions of the vacuum cleaner that form no part of the claimed design.