Heat Exchanger for Palm Cooling

FIG. 1 is a top-right perspective view of a heat exchanger for palm cooling, showing my new design;

FIG. 2 is a bottom-left view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a bottom-left perspective view of a handheld palm cooling device installed in a lid of a container and a container which are shown by dashed broken lines. The dashed broken lines showing the lid of the container and the container are for the purpose of illustrating portions of the container and form no part of the claimed design.