Treadmill

FIG. 1 is a perspective view of a treadmill showing the design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a perspective view of the treadmill in an elevated position;

FIG. 10 is a perspective view of the treadmill in a lowered position;

FIG. 11 is a detail view of the treadmill;

FIG. 12 is a second detail view thereof; and,

FIG. 13 is a third detail view thereof.

The dash-dash broken lines in the drawings depict structural portions of the treadmill that form no part of the claimed design. The dot-dash broken lines represent boundaries of the enlarged portion and form no part of the claimed design.