Vacuum cleaner

FIG. 1 is a front elevational view of a vacuum cleaner showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is an enlarged right side view thereof;

FIG. 4 is an enlarged left side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is another perspective view thereof;

FIG. 9 is an enlarged view of portion 9 shown in FIG. 1 ;

FIG. 10 is an enlarged view of portion 10 shown in FIG. 6 ; and,

FIG. 11 is an enlarged view of portion 11 shown in FIG. 7 .

The broken lines illustrate portions of the vacuum cleaner that do not form part of the claimed design.

The dash-dot lines illustrate boundaries of the enlarged portions and do not form part of the claimed design.