Vacuum cleaner

FIG. 1 is a top, front and right-side perspective view of a vacuum cleaner showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right-side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left-side elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top, front and right-side perspective view of a second embodiment thereof;

FIG. 9 is a front elevation view of FIG. 8 ;

FIG. 10 is a right-side elevation view of FIG. 8 ;

FIG. 11 is a top plan view of FIG. 8 ;

FIG. 12 is a left-side elevation view of FIG. 8 ;

FIG. 13 is a rear elevation view of FIG. 8 ; and,

FIG. 14 is a bottom plan view of FIG. 8 .

The broken lines represent portions of the vacuum cleaner that form no part of the claimed design.