From c85d2718ba9eca283df9ab94a753dfadbcb67b7e Mon Sep 17 00:00:00 2001
From: Wojtek Siudzinski <admin@suda.pl>
Date: Sun, 6 Jul 2014 16:32:10 +0200
Subject: [PATCH 1/6] Added original Jason's beam

---
 src/bitbeam-beam.scad | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/bitbeam-beam.scad

diff --git a/src/bitbeam-beam.scad b/src/bitbeam-beam.scad
new file mode 100644
index 0000000..6ca3a40
--- /dev/null
+++ b/src/bitbeam-beam.scad
@@ -0,0 +1,42 @@
+// Description: "LEGO Technic-compatible gridbeam"
+// Project home: http://bitbeam.org
+
+// Each bitbeam is 8mm inches wide. 
+// Center of each hole is 8mm apart from each other
+// Holes are 5.1 mm in diameter.
+
+// Mini
+//beam_width     = 4;
+//hole_diameter  = 2.2;
+
+// Standard
+beam_width     = 8;
+hole_diameter  = 5.1;
+
+hole_radius    = hole_diameter / 2;
+
+module beam(number_of_holes) {
+    beam_length = number_of_holes * beam_width;
+    difference() {
+        // Draw the beam...
+        cube([beam_length,beam_width,beam_width]);
+    
+        // Cut the holes...
+        for (x=[beam_width/2 : beam_width : beam_length]) {
+            translate([x,beam_width/2,-2])
+            cylinder(r=hole_radius, h=12, $fn=30);
+        }
+        for (x=[beam_width/2 : beam_width : beam_length]) {
+            rotate([90,0,0])
+            translate([x,beam_width/2,-10])
+            cylinder(r=hole_radius, h=12, $fn=30);
+        }
+
+        // Optional through-hole
+        //rotate([0,90,0])
+        //translate([-4,beam_width/2,-2])
+        //cylinder(r=hole_radius, h=number_of_holes*beam_width+4, $fn=30);
+        }
+}
+
+beam(3);

From 3d726ad6095d9c30939eedaddfef6e31d9fb7d93 Mon Sep 17 00:00:00 2001
From: Wojtek Siudzinski <admin@suda.pl>
Date: Sun, 6 Jul 2014 18:22:11 +0200
Subject: [PATCH 2/6] Added angle bracket

---
 src/bitbeam-angle.scad | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 src/bitbeam-angle.scad

diff --git a/src/bitbeam-angle.scad b/src/bitbeam-angle.scad
new file mode 100644
index 0000000..96ad1d1
--- /dev/null
+++ b/src/bitbeam-angle.scad
@@ -0,0 +1,6 @@
+use <bitbeam-beam.scad>;
+
+beam(4);
+rotate([0, 0, 90])
+	translate([0, -8, 0])
+		beam(4);
\ No newline at end of file

From 366cda015f647ec55c451c89ba670f2782fdbd53 Mon Sep 17 00:00:00 2001
From: Wojtek Siudzinski <admin@suda.pl>
Date: Sun, 6 Jul 2014 18:22:34 +0200
Subject: [PATCH 3/6] Added cross bracket

---
 src/bitbeam-cross.scad | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 src/bitbeam-cross.scad

diff --git a/src/bitbeam-cross.scad b/src/bitbeam-cross.scad
new file mode 100644
index 0000000..64525cc
--- /dev/null
+++ b/src/bitbeam-cross.scad
@@ -0,0 +1,6 @@
+use <bitbeam-beam.scad>;
+
+beam(5);
+rotate([0, 0, 90])
+	translate([-(8 * 2), -(8 * 3), 0])
+		beam(5);
\ No newline at end of file

From c3e59b58ae4c177d23fb3e645fe58242974f7570 Mon Sep 17 00:00:00 2001
From: Wojtek Siudzinski <admin@suda.pl>
Date: Sun, 6 Jul 2014 18:27:28 +0200
Subject: [PATCH 4/6] Added T bracket

---
 src/bitbeam-t.scad | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 src/bitbeam-t.scad

diff --git a/src/bitbeam-t.scad b/src/bitbeam-t.scad
new file mode 100644
index 0000000..c417b7d
--- /dev/null
+++ b/src/bitbeam-t.scad
@@ -0,0 +1,6 @@
+use <bitbeam-beam.scad>;
+
+beam(4);
+rotate([0, 0, 90])
+	translate([-(8 * 3), -8, 0])
+		beam(7);
\ No newline at end of file

From 7eadd1978d23ad96676341ff0674b0861f7e5c68 Mon Sep 17 00:00:00 2001
From: Wojtek Siudzinski <admin@suda.pl>
Date: Mon, 7 Jul 2014 18:07:39 +0200
Subject: [PATCH 5/6] Added double angle bracket

---
 src/bitbeam-double-angle.scad | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 src/bitbeam-double-angle.scad

diff --git a/src/bitbeam-double-angle.scad b/src/bitbeam-double-angle.scad
new file mode 100644
index 0000000..a88cc45
--- /dev/null
+++ b/src/bitbeam-double-angle.scad
@@ -0,0 +1,10 @@
+use <bitbeam-beam.scad>;
+
+beam(4);
+rotate([0, 0, 90])
+	translate([0, -8, 0])
+		beam(4);
+
+rotate([0, 90, 0])
+	translate([-(8 * 4), 0, 0])
+		beam(4);
\ No newline at end of file

From eb85864ae7f71585557e2d9272583285b1a45d26 Mon Sep 17 00:00:00 2001
From: Wojtek Siudzinski <admin@suda.pl>
Date: Thu, 10 Jul 2014 10:34:27 +0200
Subject: [PATCH 6/6] Added triple angle bracket

---
 src/bitbeam-triple-angle.scad | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 src/bitbeam-triple-angle.scad

diff --git a/src/bitbeam-triple-angle.scad b/src/bitbeam-triple-angle.scad
new file mode 100644
index 0000000..fbc5b9e
--- /dev/null
+++ b/src/bitbeam-triple-angle.scad
@@ -0,0 +1,10 @@
+use <bitbeam-beam.scad>;
+
+beam(4);
+rotate([0, 0, 90])
+	translate([-(8 * 3), -8, 0])
+		beam(7);
+
+rotate([0, 90, 0])
+	translate([-(8 * 4), 0, 0])
+		beam(4);
\ No newline at end of file