The ornamental design for a cinchingdevice, as shown and described.
FIG. 1 is a front elevation view of my new ornamental design for a cinching device;
FIG. 2 is a left-side elevation view of the ornamental design for a cinching device shown in FIG. 1;
FIG. 3 is a right-side elevation view of the ornamental design for a cinching device shown in FIG. 1;
FIG. 4 is a top-side elevation view of the ornamental design for a cinching device shown in FIG. 1;
FIG. 5 is a bottom-side elevation view of the ornamental design for a cinching device shown in FIG. 1;
FIG. 6 is a close-up view of the cinching device element as shown in FIG. 1;
FIG. 7 is a front-oriented perspective view of the ornamental design for a cinching device shown in FIG. 1; and,
FIG. 8 is a back-oriented perspective view of the ornamental design for a cinching device shown in FIG. 1.
The disclosed embodiment can also be mirror imaged. The broken lines are not part of the invention but rather are used to show an environment for the invention.