// -*- C -*-
+height = 15;
$fn= 20;
-cylinder(r=5, h=10);
+cylinder(r=7, h=height);
-translate([30,0,0])
- cylinder(r=10, h=10);
+for (r= [0:4]) {
+ rotate(r * 72) {
+ d = 10 * pow(1.5, r);
+ cube([d, 3, 2]);
+ translate([d, 0,0])
+ cube([7, 7, height]);
+ }
+}