From 6638ac5e4ade52e447306402a026aa0147705c3f Mon Sep 17 00:00:00 2001
From: "Jan \"Yenya\" Kasprzak" <kas@fi.muni.cz>
Date: Wed, 26 Nov 2014 21:45:46 +0100
Subject: [PATCH] New toothbrush holder with 9x2 config

---
 toothbrush-holder-9x2.scad | 90 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 toothbrush-holder-9x2.scad

diff --git a/toothbrush-holder-9x2.scad b/toothbrush-holder-9x2.scad
new file mode 100644
index 0000000..eee5bfd
--- /dev/null
+++ b/toothbrush-holder-9x2.scad
@@ -0,0 +1,90 @@
+eps=0.01;
+infty=400;
+
+off_center = 112;
+ext_angle = 56;
+
+main_depth = 42;
+
+module off_c() {
+	translate([0, -off_center, 0])
+		children();
+};
+
+module off_c_rot(angle) {
+	off_c()
+	rotate([0, 0, angle])
+	translate([0, off_center, 0])
+		children();
+}
+
+module interdental_hole() {
+	translate([0, 0, -infty/2])
+		cylinder(r=4.1, h=infty);
+	translate([0, 0, 20])
+	scale ([2, 1, 1]) sphere(10, center=true);
+}
+
+module toothbrush_hole() {
+	difference() {
+		union() {
+			translate([0, 0, 2])
+				cylinder(r1=4, r2=8, h = 13);
+			translate([0, 0, -1])
+				cylinder(r=4, h = 3+eps);
+		};
+		translate([-infty/2, -4.5-infty, -infty/2])
+			cube(infty);
+	}
+	translate([-3, 0, -infty/2]) cube([6, infty, infty]);
+}
+
+module body() {
+	intersection() {
+		off_c() rotate([0, 0, 0]) {
+			cylinder(r = main_depth + off_center, h = 12, $fn = 60);
+			//translate([0, 0, 12-eps])
+			//	cylinder(r1 = 150, r2 = 0,h = 10, $fn = 60);
+		};
+		translate([-infty/2, 0, -infty/2]) cube(infty);
+		off_c_rot(ext_angle/2) translate([0, -infty/2, -infty/2]) cube(infty);
+		off_c_rot(-ext_angle/2) translate([0, -infty/2, -infty/2])
+			scale([-1, 1, 1]) cube(infty);
+	};
+	// rear-side protrusion
+	translate([-50, 1, 6])
+		rotate([0, 90, 0])
+			cylinder(r=3, h=40, $fn=4);
+	// rear-side protrusion
+	translate([10, 1, 6])
+		rotate([0, 90, 0])
+			cylinder(r=3, h=40, $fn=4);
+	// off_c() cube(1, center=true);
+};
+
+module body_neg() {
+	// screw head hole
+	rotate([-90, 0, 0])
+		translate([0,-6,5])
+		cylinder(r=3.5, h=infty);
+	// screw head
+	rotate([-90, 0, 0])
+		translate([0,-6,-infty/2])
+		cylinder(r=1.75, h=infty, $fn=6);
+
+	for (angle = [-24:6:24]) {
+		off_c_rot(angle)
+			translate([0, 38, 0])
+				render() toothbrush_hole();
+		for (dist = [17,27])
+			off_c_rot(angle)
+			translate([0, dist, 0])
+				interdental_hole();
+	}
+}
+
+difference() {
+	body();
+	body_neg();
+}
+
-- 
2.43.0