d=0.01; teethw=1.5; module FilamentTeeth(fdia, h, teethw=teethw, stembendd=0.5, stembendl=7, teethxl=1.5) { gapw = fdia-stembendd*2; teethbigw = gapw + teethw*2; basew = fdia+teethw*2-stembendd*2; based = basew/3; translate([-based, -basew/2, 0]) cube([based, basew, h]); difference() { union() { translate([-d, -teethbigw/2, 0]) cube([d+stembendl + teethw, teethbigw, h]); // translate([ // stembigw = fdia + stembend // translate([-d, -stemw, linear_extrude(height=h) { translate([stembendl-fdia/2, 0]) circle(fdia/2+teethw, $fn=30); } } translate([0,0,-1]) { translate([0,-gapw/2]) cube([stembendl+teethxl+1, gapw, h+2]); linear_extrude(height=h+2) { translate([stembendl-fdia/2, 0]) circle(fdia/2, $fn=30); } } } for (mirr=[0:1]) { mirror([0,mirr,0]) { translate([stembendl + teethw, gapw/2, 0]) rotate([0,0,30]) cube([teethxl, teethw, h]); } } }