Anchor

FIG. 1 is a top, front, right side perspective view of an anchor according to our design;

FIG. 2 is a bottom, front, right side 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; and,

FIG. 8 is a bottom plan view thereof.

The dashed broken lines illustrate portions of the anchor which form no part of the claimed design. The dash-dot broken lines depict boundaries of the claim and form no part of the claimed design. The dash-dot broken lines depicting break lines, and any portion of the article between the break lines, form no part of the claimed design.