add doc, use measures from Stefans bicycle lamp

1 files changed, 12 insertions, 8 deletions

diff --git a/lampenhalter.scad b/lampenhalter.scad
index ade368e..fee3dde 100644
--- a/lampenhalter.scad
+++ b/lampenhalter.scad
@@ -1,16 +1,20 @@
+// dimension of the outer box: *w*idth, dep*t*h, *h*eight, thickness (d), width of the upper slot (wi)
+d = 2.4;
 t = 50;
-w = 20;
-wi = 15;
-h = 5;
-d = 1;
+w = 16.05 + 2*d;
+wi = 13.2;
+h = 5+2*d;
 
-aw = 4;
-at = 5;
-ad = 2;
+// dimension of the retainer hole: *w*idth, dep*t*h, *d*istance to edge
+aw = 8.5;
+at = 4.1;
+ad = 3;
 
+// curve radius of rounded corners
 cr = 2;
 
-support_fraction = 0.5;
+// inclination of ceiling support structure
+support_fraction = 0.2;
 
 module round_corner(r, h) {
   translate([-r, -r, 0])