From da8adb35a323f0f709a49981c42680b6ba81956e Mon Sep 17 00:00:00 2001
From: nyanotech <nyanotechnology@gmail.com>
Date: Mon, 6 Jan 2020 03:34:44 -0800
Subject: [PATCH] Add yubikey case

---
 models/yubikey.scad | 121 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 models/yubikey.scad

diff --git a/models/yubikey.scad b/models/yubikey.scad
new file mode 100644
index 0000000..ac261bd
--- /dev/null
+++ b/models/yubikey.scad
@@ -0,0 +1,121 @@
+// A case for a yubikey.
+
+// TODO - my first print of this broke at the badge-holder-hole, don't trust
+// this thing to not lose your yubikey.
+
+width = 18.5;
+length = 33.8;
+thickness = 3.75;
+plug_thickness = (thickness - 0.5);
+head_width = 13;
+
+button_height = 15;
+button_hole_diameter = 15;
+
+key_margin = 0;
+key_hole_dia = 3.5;
+key_hole_width = 13;
+top_margin = 4;
+
+top_fillet_radius = 3;
+bottom_fillet_radius = 1.5;
+part_thickness = 0.8;
+
+
+
+center_y = ((width / 2) + part_thickness);
+
+difference() {
+    cube([
+        width + 2 * part_thickness,
+        thickness + 2 * part_thickness,
+        length + part_thickness + key_margin + key_hole_dia + top_margin
+    ]);
+    // main opening
+    translate([part_thickness, part_thickness, part_thickness]) {
+        cube([width, thickness, length + part_thickness + 20]);
+    }
+    // plug opening
+    translate([center_y - (head_width / 2), part_thickness + (thickness - plug_thickness), 0]) {
+        cube([head_width, plug_thickness, 10]);
+    }
+    // button hole
+    translate([center_y, 0, part_thickness + button_height]) {
+        rotate([-90, 0, 0]) {
+            cylinder(h=part_thickness, d=button_hole_diameter, $fn=45);
+        }
+    }
+    // keyring hole
+    for(i = [-1, 1]) {
+        translate([
+            center_y + (i * (key_hole_width-key_hole_dia) / 2),
+            0,
+            length + part_thickness + key_hole_dia / 2 + key_margin
+        ]) {
+            rotate([-90, 0, 0]) {
+                cylinder(h=2 * part_thickness + thickness, d=key_hole_dia, $fn=45);
+            }
+        }
+    }
+    translate([((width-key_hole_width+key_hole_dia)/2+part_thickness), 0, length + part_thickness + key_margin]) {
+        cube([key_hole_width - key_hole_dia, 2 * part_thickness + thickness, key_hole_dia]);
+    }
+    // top fillet left
+    translate([0, 0, length + part_thickness + key_margin + key_hole_dia + top_margin - top_fillet_radius]) {
+        difference() {
+            cube([top_fillet_radius, (2 * part_thickness) + thickness, top_fillet_radius]);
+            translate([top_fillet_radius, 0, 0]) {
+                rotate([-90, 0, 0]) {
+                    cylinder(r=top_fillet_radius, h=(2 * part_thickness) + thickness, $fn=45);
+                }
+            }
+        }
+    }
+    // top fillet right
+    translate([
+        (2 * part_thickness) + width - top_fillet_radius,
+        0,
+        length + part_thickness + key_margin + key_hole_dia + top_margin - top_fillet_radius
+    ]) {
+        difference() {
+            cube([top_fillet_radius, (2 * part_thickness) + thickness, top_fillet_radius]);
+            rotate([-90, 0, 0]) {
+                cylinder(r=top_fillet_radius, h=(2 * part_thickness) + thickness, $fn=45);
+            }
+        }
+    }
+    // top fillet slot
+    translate([
+        0,
+        part_thickness,
+        length + part_thickness + key_margin + key_hole_dia + top_margin - top_fillet_radius
+    ]) {
+        cube([
+            width + 2*part_thickness,
+            thickness, 
+            top_fillet_radius
+        ]);
+    }
+    // bottom fillet left
+    translate([0, 0, 0]) {
+        difference() {
+            cube([bottom_fillet_radius, (2 * part_thickness) + thickness, bottom_fillet_radius]);
+            translate([bottom_fillet_radius, 0, bottom_fillet_radius]) {
+                rotate([-90, 0, 0]) {
+                    cylinder(r=bottom_fillet_radius, h=(2 * part_thickness) + thickness, $fn=45);
+                }
+            }
+        }
+    }
+    // bottom fillet right
+    translate([(2 * part_thickness) + width - bottom_fillet_radius, 0, 0]) {
+        difference() {
+            cube([bottom_fillet_radius, (2 * part_thickness) + thickness, bottom_fillet_radius]);
+            translate([0, 0, bottom_fillet_radius]) {
+                rotate([-90, 0, 0]) {
+                    cylinder(r=bottom_fillet_radius, h=(2 * part_thickness) + thickness, $fn=45);
+                }
+            }
+        }
+    }
+}
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