Armchair

FIG. 1 is a front perspective view of an armchair showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is an opposite side elevation view thereof;

FIG. 5 is a rear elevation view thereof; and

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front perspective view of another embodiment of an armchair showing the new design;

FIG. 9 is a front elevation view thereof;

FIG. 10 is a side elevation view thereof;

FIG. 11 is an opposite side elevation view thereof;

FIG. 12 is a rear elevation view thereof; and

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

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