The ornamental design for a pulleydevice, as shown and described.
FIG. 1 is a perspective view of a pulley device;
FIG. 2 is a front view of the pulley device of FIG. 1;
FIG. 3 is a back view of the pulley device of FIG. 1;
FIG. 4 is a bottom view of the pulley device of FIG. 1;
FIG. 5 is a top view of the pulley device of FIG. 1;
FIG. 6 is a left side view of the pulley device of FIG. 1, a right side view not shown, but being symmetrical and identical to the left side view;
FIG. 7 is a first perspective view of the pulley device of FIG. 1 worn on a person's wrist; and,
FIG. 8 is a second perspective view of the pulley device of FIG. 1 worn on a person's wrist.
The broken line showing of a person's hand in FIGS. 7 and 8 is for the purpose of illustrating environmental structure and forms no part of the claimed design.