FIG. 1 is a perspective view of a first embodiment of a ball valve showing my new design;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a rear view of FIG. 1;
FIG. 4 is a right side view of FIG. 1;
FIG. 5 is a left side view of FIG. 1;
FIG. 6 is a top view of FIG. 1;
FIG. 7 is a bottom view of FIG. 1;
FIG. 8 is is a perspective view of a second embodiment of a ball valve showing my new design;
FIG. 9 is a front view of FIG. 8;
FIG. 10 is a rear view of FIG. 8;
FIG. 11 is a left side view of FIG. 8;
FIG. 12 is a right side view of FIG. 8;
FIG. 13 is a top view of FIG. 8; and,
FIG. 14 is a bottom view of FIG. 8.
The broken lines shown in the figures are for illustrating portions of the ball valve and form no part of the claimed design.