From cea86458fce86eafafca4d6f30b5e84f57f95398 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 16 Dec 2012 19:45:35 +0000
Subject: [PATCH] cable-hole-trunking-cover: break back wall out properly, nfc

---
 cable-hole-trunking-cover.scad | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/cable-hole-trunking-cover.scad b/cable-hole-trunking-cover.scad
index 07daa9d..c1b06e0 100644
--- a/cable-hole-trunking-cover.scad
+++ b/cable-hole-trunking-cover.scad
@@ -45,15 +45,17 @@ module Base(){
     translate([basex/2, 0, -1])
       cylinder(r=holedia/2, h=bevelz+2);
   }
-  difference(){
-    for (mir=[0,1]) mirror([0,mir,0]) {
-      rotate([90, 0, 90])
-	linear_extrude(height=endwallt)
-	polygon([[-0.1,             0],
-		 [basey/2,          0],
-		 [basey/2 + bevely, bevelz],
-		 [basey/2 + bevely, innerz],
-		 [-0.1,             innerz]]);
+  rotate([90, 0, 90]) {
+    linear_extrude(height=endwallt) {
+      difference(){
+	for (mir=[0,1]) mirror([mir,0,0]) {
+	    polygon([[-0.1,             0],
+		     [basey/2,          0],
+		     [basey/2 + bevely, bevelz],
+		     [basey/2 + bevely, innerz],
+		     [-0.1,             innerz]]);
+	}
+      }
     }
   }
 }
-- 
2.30.2