From 7f9b7e2154999bbf3c0b1274fc6f0d3044db1f2c Mon Sep 17 00:00:00 2001
From: "Jan \"Yenya\" Kasprzak" <kas@fi.muni.cz>
Date: Sun, 19 May 2019 21:58:13 +0200
Subject: [PATCH] parts for my chair

---
 chair-wheel-holder.scad | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 chair-wheel-holder.scad

diff --git a/chair-wheel-holder.scad b/chair-wheel-holder.scad
new file mode 100644
index 0000000..b4dd020
--- /dev/null
+++ b/chair-wheel-holder.scad
@@ -0,0 +1,37 @@
+infty = 100;
+eps = 0.01;
+
+module spacer() {
+	difference() {
+		cylinder(r = 33/2, h = 5);
+		translate([0, 0, -eps])
+			cylinder(r = 15/2, h = 5 + 2*eps);
+	}
+}
+
+module inner() {
+	difference() {
+		translate([-21/2, -21/2, 0])
+			cube([21, 21, 21]);
+		// hole
+		translate([0, 0, -eps])
+			cylinder(r = 11.5/2, h = 21 + 2*eps);
+		// hole - moiddle ring
+		translate([0, 0, 9])
+			cylinder(r = 12.5/2, h = 3);
+		// bottom cuts
+		for (x = [-1, 1]) scale([x, 1, 1])
+		translate([21/2-1, -infty/2, 0])
+		rotate([0, 45, 0])
+			cube(infty);
+		// bottom cuts
+		for (x = [-1, 1]) scale([x, 1, 1])
+		translate([21/2, -infty/2, 21-1])
+		rotate([0, -45, 0])
+			cube(infty);
+	}
+}
+	
+//  spacer();
+
+inner();
-- 
2.43.0