for (lobei = [ 0 : nlobes-1 ]) {
lobex = (length - thehd[0]*2) * (lobei ? lobei / (nlobes-1) : 0);
translate([lobex, 0, 0]) {
for (lobei = [ 0 : nlobes-1 ]) {
lobex = (length - thehd[0]*2) * (lobei ? lobei / (nlobes-1) : 0);
translate([lobex, 0, 0]) {