Heating device

FIG. 1 is a perspective view of a heating device showing our new design;

FIG. 2 is a front elevational view showing the design for the heating device of FIG. 1 ;

FIG. 3 is a rear elevational view showing the design for the heating device of FIG. 1 ;

FIG. 4 is a left side elevational view showing the design for the heating device of FIG. 1 ;

FIG. 5 is a right side elevational view showing the design for the heating device of FIG. 1 ;

FIG. 6 is a top plan view showing the design for the heating device of FIG. 1 ; and

FIG. 7 is a bottom plan view showing the design for the heating device of FIG. 1 .

FIG. 8 is a perspective view of the heating device of FIG. 1 showing a bounded area that is shown in FIG. 9 ;

FIG. 9 is a perspective view showing an enlarged portion of the heating device of FIG. 1 within the bounded area of FIG. 8 ;

FIG. 10 is a front elevational view of the heating device of FIG. 1 showing a bounded area that is shown in FIG. 11 ; and,

FIG. 11 is an enlarged front elevational view of the heating device of FIG. 1 within the bounded area of FIG. 10 .

The broken lines shown in the drawings illustrate portions of the heating device that form no part of the claimed design. The lines identifying the bounded areas of FIGS. 8 and 10 form no part of the claimed design.