The ornamental design for a pivot pot hinge, as shown and described.
FIG. 1 is a front perspective view of a pivot pot hinge shown in the environment of use rendered in broken line. The environment shown in broken line is for illustrative purposes only and forms no part of the claimed design.
FIG. 2 is a front elevational view of a pivot pot hinge.
FIG. 3 is a back elevational view of a pivot pot hinge of FIG. 2.
FIG. 4 is a top view of a pivot pot hinge of FIG. 2.
FIG. 5 is an elevational right side view of a pivot pot hinge of FIG. 2; and,
FIG. 6 is a bottom view of a pivot pot hinge of FIG. 2.
The shading lines used are for illustrative purposes only and form no part of the claimed design.