-rad=30;
-hbase=28;
-voff=10;
-height=70;
+scale=0.75;
+rad=30*scale;
+hbase=28.4*scale;
+voff=10*scale;
+height=70*scale;
+
+wallheight = 15;
+wallthick=0.8;
module flatsolid() {
- circle(r=rad);
+ circle(r=rad,$fn=50);
polygon(points=[[-hbase,voff],[hbase,voff],[0,height]]);
}
-flatsolid();
+module mink() {
+ minkowski() {
+ flatsolid();
+ circle(r=wallthick/2);
+ }
+}
+
+module hollow() {
+ difference() {
+ mink();
+ flatsolid();
+ }
+}
+
+linear_extrude(height=wallheight) hollow();