FIG. 1 is a front perspective view of a first embodiment of a controller casing showing our new design;
FIG. 2 is a bottom perspective view of the design of FIG. 1;
FIG. 3 is a front view of the design of FIG. 1;
FIG. 4 is a rear view of the design of FIG. 1;
FIG. 5 is a first side view of the design of FIG. 1;
FIG. 6 is a second side view of the design of FIG. 1;
FIG. 7 is a top view of the design of FIG. 1; and
FIG. 8 is a bottom view of the design of FIG. 1.
FIG. 9 is a front perspective view of a second embodiment of a controller casing showing our new design;
FIG. 10 is a bottom perspective view of the design of FIG. 9;
FIG. 11 is a front view of the design of FIG. 9;
FIG. 12 is a rear view of the design of FIG. 9;
FIG. 13 is a first side view of the design of FIG. 9;
FIG. 14 is a second side view of the design of FIG. 9;
FIG. 15 is a top view of the design of FIG. 9; and
FIG. 16 is a bottom view of the design of FIG. 9.
FIG. 17 is a front perspective view of a third embodiment of a controller casing showing our new design;
FIG. 18 is a bottom perspective view of the design of FIG. 17;
FIG. 19 is a front view of the design of FIG. 17;
FIG. 20 is a rear view of the design of FIG. 17;
FIG. 21 is a first side view of the design of FIG. 17;
FIG. 22 is a second side view of the design of FIG. 17;
FIG. 23 is a top view of the design of FIG. 17; and,
FIG. 24 is a bottom view of the design of FIG. 17.
In the drawings, evenly-spaced broken lines showing various elements depict environment and form no part of the claimed design.