Thermotherapy apparatus for a sofa

FIG. 1 is a front, left perspective view of a thermotherapy apparatus for a sofa showing the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front, left perspective view of the thermotherapy apparatus for a sofa in an unelevated, pulled-out position; and,

FIG. 9 is a front, left perspective view of the thermotherapy apparatus for a sofa in an unelevated, pushed-in position.

The evenly spaced broken lines illustrate portions of the thermotherapy apparatus for a sofa, forming no part of the claimed design.