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 second embodiment of our design for a ring seal;
FIG. 7 is a front view of the design for the ring seal shown in FIG. 6;
FIG. 8 is a rear view of the design for the ring seal shown in FIG. 6;
FIG. 9 is a left side view of the design for the ring seal shown in FIG. 6, the right side view being identical thereto; and,
FIG. 10 is a top view of the design for the ring seal shown in FIG. 6, 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.