outerdia = cable_maxdia / cos(30) + wall*2;
delta_shift = 1 - delta_ellipse;
-module CrossSection() {
+module CrossSection(plus=0) {
difference(){
- cylinder(r= outerdia/2, $fn=6);
+ circle(r= outerdia/2 + plus, $fn=6);
+
scale([cable_maxdia,
cable_maxdia * delta_shift + cable_mindia * delta_ellipse])
- cylinder(r= 0.5, $fn=30);
+ circle(r= 0.5, $fn=30);
+
+ square(center=true, [40, (cable_maxdia-cable_mindia) * delta_shift]);
}
}
-CrossSection();
+linear_extrude(height=20)
+ CrossSection(0);
+
+linear_extrude(height=1)
+ CrossSection(2);