FIG. 1 is an isometric view showing the front, top and one side of our invention, showing the pivot part in a first position;
FIG. 2 is a side elevational view of our invention, showing the pivot part in a first position, the other side appearing as the mirror image;
FIG. 3 is a front elevational view of our invention, showing the pivot part in the first position;
FIG. 4 is a rear elevation view of our invention, showing the pivot part in the first position;
FIG. 5 is a top elevation view of our invention, showing the pivot part in the first position;
FIG. 6 is a view similar to that of FIG. 1, but showing the pivot part in a second position;
FIG. 7 is a side elevation view of our invention, showing the pivot part in the second position, the other side appearing as the mirror image;
FIG. 8 is a front elevational view of our invention, showing the pivot part in the second position; and
FIG. 9 is a top elevation view of our invention, showing the pivot part in the second position.
The broken lines in the drawing are for illustrative purposes only and form no part of the claimed design.