1 files changed, 35 insertions, 0 deletions
diff --git a/connector.scad b/connector.scad
new file mode 100644
index 0000000..384d692
--- /dev/null
+++ b/connector.scad
@@ -0,0 +1,35 @@
+// common base module for front and back connector
+
+include <parameters.scad>
+
+use <nipple.scad>
+
+module connector_half(
+  border_side = false,
+  border_top = false,
+  border_bottom = false
+) {	 
+  // vertical bar
+  cube([bar_thickness/2, bar_thickness, tray_height]);
+
+  if (!border_side) {
+    // upper horizontal bar
+    translate([0, 0, tray_height - bar_thickness])
+      cube([tray_width / 2, bar_thickness, bar_thickness]);
+
+    // lower horizontal bar
+    cube([bar_thickness/2 + rail_width + pla_epsilon, bar_thickness, bar_thickness]);
+
+    // vertical thread bold receiver (extremal)
+    translate([tray_width/2 - bar_thickness, bar_thickness, tray_height-bar_thickness])
+      cube([bar_thickness, bar_thickness, bar_thickness]);
+  }
+
+  // vertical thread bold receiver (central)
+  translate([0, bar_thickness, tray_height-bar_thickness])
+    cube([bar_thickness/2, bar_thickness, bar_thickness]);
+
+  // male downward positioning nippel
+  if (!border_bottom)
+    translate([rail_width, bar_thickness / 2, 0]) nipple();
+}