From 7ae48d6e4f451134e0132a7e530cf30dd6d1c54a Mon Sep 17 00:00:00 2001
From: finn <git@hot.oily.dad>
Date: Fri, 4 Jul 2025 02:01:47 -0700
Subject: [PATCH] 1st pass eberle qls mount

---
 outdoor/eberleMount.scad | 75 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 outdoor/eberleMount.scad

diff --git a/outdoor/eberleMount.scad b/outdoor/eberleMount.scad
new file mode 100644
index 0000000..5f9b24a
--- /dev/null
+++ b/outdoor/eberleMount.scad
@@ -0,0 +1,75 @@
+// Simple c shaped clip to insert into molle and mount QRS to.
+// Ref: Hole spacing upper 31.8mm apart, lower 64.6mm below midpoint of upper, try 6mm holes
+//
+// Strategy:
+// 3 cylinders at hole spacing
+// 3 boxes with c shape
+// minkowski all
+// cut holes, slice top and bottom
+// so backwards: diff 2 slices and holes, minkowski, then make the 3 cylinders and 3 cubes
+
+$fn = 40;
+qlsHoriz = 31.8;
+qlsVert = 64.6;
+qlsShiftX = 4;
+qlsShiftY = 63;
+qlsCant = 9.1;
+
+minkRad = 4;
+thickness = 5;
+armSize = 15;
+armCtc = 37;
+armLength = 126;
+
+// QLS spaced cylinders for add or remove
+module qls(diam = 6) {
+  translate([qlsHoriz / 2, qlsVert / 2, 0]){
+    cylinder(44, d = diam, center = true);
+    }
+  translate([-1 * qlsHoriz / 2, qlsVert / 2, 0]){
+    cylinder(44, d = diam, center = true);
+    }
+  translate([0, -qlsVert / 2]){
+    cylinder(44, d = diam, center = true);
+    }
+  }
+  module tcqls(diam = 6) {
+    translate([qlsShiftX, qlsShiftY, 0]){
+      rotate(qlsCant, [0, 0, 1]){
+        qls(diam);
+        }
+      }
+    }
+
+// main diff
+difference() {
+  // diff the minkowskid collection and two slice plates and some qls holes
+  minkowski() {
+    // minkowski the 6 part union and a sphere
+    union() {
+      // union of 3 cubes and 3 cylinders from qls
+      translate([ armCtc / 2, armLength / 2, 0 ]) {
+        cube([ armSize - minkRad * 2, armLength - minkRad * 2, 1 ], center = true);
+        }
+      translate([ -armCtc / 2, armLength / 2, 0 ]) {
+        cube([ armSize - minkRad * 2, armLength - minkRad * 2, 1 ], center = true);
+        }
+      translate([ 0, armLength - armSize / 2, 0 ]) {
+        cube([ armCtc + armSize - minkRad * 2 , armSize - minkRad * 2, 1], center = true);
+        }
+      tcqls(12 - minkRad);
+      }
+
+    // mink sphere
+    sphere(minkRad);
+    }
+  // diffed top bottom slices and qls screw holes
+  translate([0, 0, -33 - thickness / 2]){
+    cube([444, 444, 66], center = true);
+    }
+  translate([0, 0, 33 + thickness / 2]){
+    cube([444, 444, 66], center = true);
+    }
+  tcqls(7);
+ 
+  }