3D printer

FIG. 1 is a perspective view of a 3D printer showing our new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a cross-sectional view thereof taken along line 9 - 9 in FIG. 7 ;

FIG. 10 is a cross-sectional view thereof taken along line 10 - 10 in FIG. 7 ;

FIG. 11 is an enlarged view of an indicated portion shown in rectangle 11 of FIG. 3 ;

FIG. 12 is an enlarged view of an indicated portion shown in rectangle 12 of FIG. 5 ;

FIG. 13 is an enlarged view of an indicated portion shown in rectangle 13 of FIG. 6 ;

FIG. 14 is an enlarged view of an indicated portion shown in rectangle 14 of FIG. 9 ; and,

FIG. 15 is an enlarged view of an indicated portion shown in rectangle 15 of FIG. 10 .

The broken line portions of the 3D printer in all views represent unclaimed portions of the claimed design and form no part thereof.