FIG. 1 is a perspective view of a damper showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof; the right side being a mirror image of the left side shown;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a cross-sectional view taken on line 7--7 of FIG. 3;

FIG. 8 is a top plan view of a modified form of the damper shown in FIG. 1 wherein said modification resides in the peripheral shape of the damper plate; and

FIG. 9 is a bottom plan view of FIG. 8.