Added new rotary encoder covers

openscad/zippy_cover.scad

@@ -1,6 +1,19 @@
+seg = 360;
+seg2 = 60;
+inner = 12;
+outer = 13;
+height = 4.5;
+rad = (outer - inner);
+
 difference()
 {
-	cylinder(5, 12, 12, $fn=360, center = true);
+	cylinder(height, outer, outer, $fn = seg, center = true);
 	translate([0, 0, 1.5])
-	cylinder(5, 10.5, 10.5, $fn=360, center = true);
+	cylinder(height, 10.5, 10.5, $fn = seg, center = true);
+	for (i = [0:360/seg2:360])
+	{
+		rotate([90, 0, i])
+		translate([-outer, 0, 0])
+		cylinder(outer, rad, rad, $fn = seg2, center = true);
+	}
 }

openscad/zippy_cover2.scad

@@ -0,0 +1,26 @@
+seg = 360;
+seg2 = 60;
+outer = 12;
+height = 5;
+rad = 1;
+dist = 1.5;
+
+rotate_extrude($fn = seg)
+difference()
+{
+	square([outer, height]);
+	translate([0, 1.5, 0])
+	{
+		square([10.5, height]);
+	}
+
+	translate([12, height/2 + dist, 0])
+	{
+		circle(rad, $fn = seg);
+	}
+
+	translate([12, height/2 - dist, 0])
+	{
+		circle(rad, $fn = seg);
+	}
+}