1 files changed, 15 insertions, 6 deletions

diff --git a/another.scad b/another.scad
index a25e047..fd73a61 100644
--- a/another.scad
+++ b/another.scad
@@ -393,2 +393,4 @@ module the_extruder(
 
+ st_bump = 4*extrusion_width;
+ st_bump_tip = 2*extrusion_width;
  module springpad() {
@@ -397,3 +399,3 @@ module the_extruder(
   hf = (bigd-smalld)/2;
-  h = max(hf*2,fsw-st_screw_l+hf);
+  h = max(hf*3,fsw-st_screw_l+hf);
   translate([-gearbox_d/2+fsw-h,-longwing,filament_elevation])
@@ -408,6 +410,13 @@ module the_extruder(
     w = sp_ch;
-    hull() translate([0,-st_split_w/2,0]) mirror([1,0,0]) {
-     translate([0,0,w])
-     cube(size=[l,st_split_w,w]);
-     cube(size=[l-w,st_split_w,2*w]);
+    translate([0,-st_split_w/2,0]) mirror([1,0,0]) {
+     hull()  {
+      translate([0,0,w+st_bump])
+      cube(size=[l+st_bump,st_split_w,w]);
+      cube(size=[l-w,st_split_w,2*w]);
+     }
+     translate([l,0,w+st_bump]) hull() {
+      cube(size=[st_split_w,st_split_w,st_bump]);
+      translate([0,-st_bump+st_bump_tip,st_bump]) mirror([0,0,1])
+      cube(size=[st_split_w,st_split_w+2*(st_bump-st_bump_tip),st_bump_tip]);
+     }
     }
@@ -466,3 +475,3 @@ module the_extruder(
     translate([0,-lever_thickness/2-1,-gearbox_d-1])
-    cube(size=[body_h/2+1,lever_thickness/2+1,gearbox_d+2]);
+    cube(size=[body_h-ls_z+st_bump+1,lever_thickness/2+1,gearbox_d+2]);
     // lever axis debug cutout