From b63b7f6875ced95baf5c7f2f0b8d7d6ee6b339b7 Mon Sep 17 00:00:00 2001
From: "Jan \"Yenya\" Kasprzak" <kas@fi.muni.cz>
Date: Fri, 4 May 2018 11:57:42 +0200
Subject: [PATCH] rubber tube end for azub headrest

---
 tube-end-azub.scad | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 tube-end-azub.scad

diff --git a/tube-end-azub.scad b/tube-end-azub.scad
new file mode 100644
index 0000000..01b6fb2
--- /dev/null
+++ b/tube-end-azub.scad
@@ -0,0 +1,22 @@
+eps = 0.01;
+infty = 100;
+
+tube_d = 12;
+body_h = 18;
+wall = 2.5;
+spring_r = 1;
+n_spring = 5;
+
+difference() {
+	cylinder(r = tube_d/2 + spring_r + wall, h = body_h);
+	translate([0, 0, wall]) difference() {
+		cylinder(r = tube_d/2 + spring_r, h = body_h);
+		for (a = [0:360/n_spring:360])
+			rotate([0, 0, a])
+			translate([tube_d/2 + spring_r, 0, 0])
+			scale([1, 2, 1])
+				cylinder(r = spring_r, h = body_h + eps, $fn = 8);
+				
+	}
+}
+
-- 
2.43.0