more designs

avocado_seed_holder.scad

@@ -1,13 +1,19 @@
+
+
 thickness = 2;
 toprad = 15;
 bottomrad = 10;
 radius = 25;
 height = 30;
-rotate_extrude(angle=360, $fn=360){
+inside_height = 15;
+cube_size = 10;
+
+module holder_round(){
+    rotate_extrude(angle=360, $fn=360){
         polygon([
             [toprad, 0],
-        [bottomrad, height],
-        [bottomrad+thickness, height],
+            [bottomrad, inside_height],
+            [bottomrad+thickness, inside_height],
             [toprad+thickness,thickness],
             [radius-thickness,thickness],
             [radius-thickness,height],
@@ -15,4 +21,21 @@ rotate_extrude(angle=360, $fn=360){
             [radius,0],
             [toprad,0]]
         );
+    }
+}
+
+module cube_cut(){
+    translate([5,-cube_size/2, thickness]){
+        cube([2*cube_size, cube_size, 100]);
+    }
+}
+
+cube_size = 10;
+difference(){
+    holder_round();
+    for(i=[0:3]){
+        rotate(90*i, [0,0,1]){
+            cube_cut();
+        }
+    }
 }

raspberry_pi_cr-10_holder.scad

@@ -0,0 +1,17 @@
+linear_extrude(height=4){
+    polygon([
+        [-5.5,0.0],
+        [0.0,0.0],
+        [0.0,6.0],
+        [7.5,6.0],
+        [7.5,-20.0],
+        [15,-20.0],
+        [15,-14.0],
+        [14,-14.0],
+        [14,-18.0],
+        [9.5,-18.0],
+        [9.5,8.0],
+        [-5.5,8.0],
+        [-5.5,0.0]]
+    );
+}