+ h = finger_spot_height);
+ for(stripe = [0 : stripes - 1]) {
+ rotate((stripe / stripes) * 360) {
+ linear_extrude(height = finger_spot_height) {
+ polygon([[0, 0],
+ [bearing_cover_radius * 2, 0],
+ [cos(3 + 360 / (stripes * 2))
+ * bearing_cover_radius * 2,
+ sin(3 + 360 / (stripes * 2))
+ * bearing_cover_radius * 2]]); } } } } } }