Wedge seal with grooved perimeter

FIG. 1 is a perspective view of a first embodiment of our design for a ring seal;

FIG. 2 is a front view of the design for the ring seal shown in FIG. 1;

FIG. 3 is a rear view of the design for the ring seal shown in FIG. 1;

FIG. 4 is a left side view of the design for the ring seal shown in FIG. 1, the right side view being identical thereto;

FIG. 5 is a top view of the design for the ring seal shown in FIG. 1, the bottom view being identical thereto;

FIG. 6 is a perspective view of a third embodiment of our design for a ring seal;

FIG. 7 is a front view of the design for the ring seal shown in FIG. 11;

FIG. 8 is a rear view of the design for the ring seal shown in FIG. 11;

FIG. 9 is a left side view of the design for the ring seal shown in FIG. 11, the right side view being identical thereto; and,

FIG. 10 is a top view of the design for the ring seal shown in FIG. 11, the bottom view being identical thereto;

The broken lines shown in FIGS. 6-10 are for illustrative purposes only and form no part of the claimed design.