The ornamental design for a valveactuator, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a bottom-left-front perspective view of a valve actuator showing our new design;
FIG. 2 is a right side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The illustrated portions grayed-out and surrounded by broken lines shown in the figures are for the purpose of illustrating portions of the valve actuator and form no part of the claimed design.