Chair base

Description

FIG. 1 is a top perspective view of a chair base illustrating the design;

FIG. 2 is a bottom perspective view of the chair base;

FIG. 3 is a left hand side view of the chair base, the right side being a mirror image thereof;

FIG. 4 is a front view of the chair base;

FIG. 5 is a rear view of the chair base;

FIG. 6 is a top view of the chair base; and,

FIG. 7 is a bottom view of the chair base.

The broken lines of the chair base are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for a chair base, as shown and described.