wing-tube-joint-dihedral.scad

   1 eps = 0.01;
   2 infty = 200;
   3
   4 wing_tube_d = 8;
   5 joint_l = 50;
   6 dihedral = 10;
   7
   8 wall = 1.5;
   9
  10
  11 translate([-sin(dihedral)*(wing_tube_d/2+wall), 0,
  12         joint_l*sin(dihedral) + (wing_tube_d/2+wall)*cos(dihedral)])
  13 rotate([0, 90+dihedral, 0]) cylinder(r = wing_tube_d/2 + wall, h = joint_l);