From 8474a6b8664b6f8ab14e356be98dc69c083b5679 Mon Sep 17 00:00:00 2001
From: Jan Huwald <jh@sotun.de>
Date: Wed, 26 Feb 2014 11:44:09 +0100
Subject: add rail for clamp cover


diff --git a/con_bar_v.scad b/con_bar_v.scad
index 7e609e6..79b5429 100644
--- a/con_bar_v.scad
+++ b/con_bar_v.scad
@@ -30,6 +30,7 @@ module strut(num, r1, r2, h) {
 
 module clamp() {
   l = clamp_l2 - clamp_l1;
+  r = clamp_thick/2;
 
   difference() {
     translate([clamp_l1, -clamp_width/2, 0])
@@ -38,6 +39,12 @@ module clamp() {
     translate([0, -bar_width/2, clamp_thick + clamp_l2 * sin(angle)])
     rotate([0, angle, 0])
     cube([2*l, bar_width, 2*bar_height]);
+
+    for (i = [-1, 1])
+      translate([0, -i * (clamp_thick + bar_width/2), clamp_height - clamp_thick/2])
+      rotate([0, 90, 0])
+      # linear_extrude(clamp_length*2)
+      polygon([[r,0], [r, i*r], [0, 0]]);
  }
 }
 
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