clamp_gap = 2;
+corner_rounding_r = 10;
+
lower_th = 1;
overlap_l = 0.1;
module TubeClampRightPlan(){ ////toplevel
difference(){
+ // It broke at the inside corner, round these a bit
+ offset(r=-corner_rounding_r)
+ offset(r=+corner_rounding_r)
difference(){
union(){
rectfromto([ clamp_gap/2, bot_y ],
[ clamp_gap/2 + behind_knob_th, 0 ]);
intersection(){
- circle(r= main_r);
+ circle(r= main_r); // maybe split off from main_r and increase?
union(){
rectfromto([0,0],
main_r * [5,5]);