Control knob with a digital display

FIG. 1 is a top, front, right perspective view showing a first embodiment of a control knob showing our new design;

FIG. 2 is a front elevation view of the control knob of FIG. 1 ;

FIG. 3 is a bottom plan view of the control knob of FIG. 1 ;

FIG. 4 is a top plan view of the control knob of FIG. 1 ;

FIG. 5 is a right elevation view of the control knob of FIG. 1 ;

FIG. 6 is a left elevation view of the control knob of FIG. 1 ;

FIG. 7 is a top, front, right perspective view showing a second embodiment of a control knob showing our new design, wherein the vertical cross-hatching indicates portions of the control knob made with a material having a red color;

FIG. 8 is a front elevation view of the control knob of FIG. 7 ;

FIG. 9 is a bottom plan view of the control knob of FIG. 7 ;

FIG. 10 is a top plan view of the control knob of FIG. 7 ;

FIG. 11 is a right elevation view of the control knob of FIG. 7 ;

FIG. 12 is a left elevation view of the control knob of FIG. 7 ;

FIG. 13 is a top, front, right perspective view showing a third embodiment of a control knob showing our new design, wherein the fill pattern indicates portions of the control knob made with a material having a black color;

FIG. 14 is a front elevation view of the control knob of FIG. 13 ;

FIG. 15 is a bottom plan view of the control knob of FIG. 13 ;

FIG. 16 is a top plan view of the control knob of FIG. 13 ;

FIG. 17 is a right elevation view of the control knob of FIG. 13 ;

FIG. 18 is a left elevation view of the control knob of FIG. 13 ;

FIG. 19 is a top, front, right perspective view showing a fourth embodiment of a control knob showing our new design, wherein the horizontal cross-hatching indicates portions of the control knob made with a stainless steel material that has a silver color;

FIG. 20 is a front elevation view of the control knob of FIG. 19 ;

FIG. 21 is a bottom plan view of the control knob of FIG. 19 ;

FIG. 22 is a top plan view of the control knob of FIG. 19 ;

FIG. 23 is a right elevation view of the control knob of FIG. 19 ; and,

FIG. 24 is a left elevation view of the control knob of FIG. 19 .

The back elevation views of the control knob are unornamented and form no part of the claimed design. The broken lines in FIGS. 1, 4, 7, 10, 13, 16, 19, and 22 are included for the purpose of illustrating portions of the control knob that form no part of the claimed design.