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Th=1.15, wall_thickness=1); // lower h-rib reinforcer cylinder(r=hole_r, h=thickness*2); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, height - v_margin*2 - title_font_size; working_increment = working_height / 7; // generally-useful spacing amount for vertical columns of stuff col_left = h_margin; working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff col_left = thickness * 2; right_rib_x = width_mm - col_right + tolerance*4; //three knobs plus space between them right_panel_width = width_mm - thickness*2; union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=thickness+standoff_height, r=standoff_radius, $fn=360); cube([cutout_width, cutout_height, thickness+3]); cylinder(h=thickness+standoff_height+3, r=hole_radius, $fn=360); vertex 0 -9 4.51215 vertex 0 7.40505 6.86814 facet normal 2.335446e-15 -6.180379e-16 -1.000000e+00 facet normal -5.035335e-001 -2.241906e-003 8.639728e-001 facet normal 0.796854 0.241723 0.553709 facet normal 0.831538 -0.555469 5.73035e-08 vertex -3.1531 1.32743 18.1498 facet normal -1.47372e-05 -0.113205 0.993572 vertex -0.130917 7.12888 6.88955 facet normal -9.992245e-001 -1.999475e-003 3.932509e-002 vertex 4.044623e+000 -2.334935e+000 -1.681500e-003 facet normal -1.000000e+00 -0.000000e+00 0.000000e+00 facet normal 0.687862 0.439079 0.577975 vertex -5.5867 4.34382 7.39225 facet normal 0.830854 -0.556491 -1.85843e-07 vertex -1.32933 -3.15183 6.59 facet normal -9.816959e-02 -5.216674e-03 9.951560e-01 vertex -1.061801e+02 9.695134e+01 8.864075e+00 facet normal -0.223445 0.736593 -0.63836 facet normal -0.0723526 0.301372 0.950758 vertex 4.59157 -1.20951 18.9636 vertex 5.0656 0.339142 18.8084 vertex 3.68954 -0.230843 18.8084 vertex 3.87177 -0.528226 18.8084 facet normal -0.538408 0.714673 0.446497 vertex 0.72986 -6.63594 7.5439 facet normal -9.062902e-001 -5.070952e-003 4.226256e-001 vertex -5.029147e+000 1.989062e+000 2.475471e+001 facet normal -0.920058 0.090613 0.38116 vertex 0 -9 3.82299 vertex 3.33701 8.34742 3.82299 facet normal 4.488117e-14 -1.000000e+00 1.211476e-13 facet normal 0.442038 -0.84476 0.301633 vertex 4.30043 -4.59658 7.71246 facet normal -9.775310e-01 3.009089e-03 2.107704e-01 vertex -1.042880e+02 9.725134e+01 1.031482e+01 vertex -1.042796e+02 9.695134e+01 1.035785e+01 facet normal -7.510313e-01 1.049632e-03 -6.602658e-01 vertex -1.083920e+02 9.695134e+01 1.054026e+01 facet normal 0.0980056 0.995115 -0.0118632 facet normal 0.595624 -0.758286 0.265017 facet normal -9.428339e-01 3.440546e-03 -3.332453e-01 vertex -1.070749e+02 9.665134e+01 4.847350e+00 facet normal 0.634378 -0.767816 0.0895789 facet normal -9.062902e-001 -5.070952e-003 4.226256e-001 vertex -5.029147e+000 1.989062e+000 2.475471e+001 facet normal -0.109809 -0.552145 -0.826485 vertex 0.566007.

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