The ornamental design for a motor, as shown and described.
FIG. 1 is a perspective view of a first embodiment of a motor showing our new design;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a rear view of FIG. 1;
FIG. 4 is a left side view of FIG. 1;
FIG. 5 is a right 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 a perspective view of a second embodiment of a motor showing our 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 in the figure drawings of the claimed motor is included for the purpose of illustrating of the article and forms no part of the claimed design.