scaffold-clamp-linear-bracket: wip

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/scaffold-clamp-common.scad b/scaffold-clamp-common.scad
index 167785dbea1cff769776214276ece90bc1a01769..13ce8951cda9a82ca2372fd4181713f4e1f5325e 100644 (file)
--- a/scaffold-clamp-common.scad
+++ b/scaffold-clamp-common.scad
@@ -46,6 +46,11 @@ hhook_inside = 40;
 hhook_th = 4;
 hhook_l = 40;
 
+// ---------- linear bracket ----------
+
+linear_bracket_h = 50;
+linear_bracket_l = 1000;
+
 // ========== defaults ==========
 
 pin_head_th = th/2;
@@ -387,6 +392,10 @@ module LinearBracketA(){ ////toplevel
   difference(){
     union(){
       HalfClampXPositive();
+      linextr_y_xz(0,1)
+       mirror([1,0,0])
+       rectfromto([0, min_z],
+                  [max_x + linear_bracket_l, min_z + linear_bracket_h]);
     }
     HalfClampXNegative();
   }