sensor spacer should not be able to escape

Author: gluap

src/LiteCase/Sensor_spacer.scad

@@ -1,5 +1,9 @@
 difference(){
-    cube([4,20,4]);
-    translate([-1,2,2])cube([10,1.2,10]);
-    translate([-1,2+16-1.2,2])cube([10,1.2,10]);
+    union() {
+        cube([4, 20, 8.7]);
+        translate([11+5,0,0])cube([4, 20, 8.7]);
+        translate([0,1.8+(16-1-1.4)/2,0])cube([18,2,5]);
+    }
+    #translate([-1,1.8,6.7])cube([40,1.4,10]);
+    #translate([-1,2+16-1.2,6.7])cube([40,1.4,10]);
 }