15 center_rod_h = fuse_h - 21;
18 rod_support_w = rod_d + 2*wall;
19 rod_support_l = rod_l + wall;
20 rod_support_h_add = rod_d;
24 front_rod_h = fuse_h - 19;
25 front_rod_angle = 35; // from the Y axis
34 corner_l = fuse_l - 21;
35 corner_x = fuse_l - corner_l;
38 top_window_x = corner_x + 3;
39 top_window_l = center_rod_x - 8 - top_window_x;
40 top_window_w = fuse_w - 4*wall;
43 translate([0, -fuse_w/2, 0])
44 cube([fuse_l, fuse_w, fuse_h]);
51 translate([-eps, -fuse_w/2+wall, wall])
52 cube([corner_x + 2*eps, fuse_w - 2*wall, fuse_h]);
55 translate([corner_x-eps, -fuse_w/2+wall, wall+corner_r])
56 cube([corner_l+2*eps, fuse_w - 2*wall, fuse_h]);
57 for (y = [-1, 1]) scale([1, y, 1])
58 translate([corner_x-eps, fuse_w/2-wall-corner_r, wall+corner_r])
59 rotate([0, 90, 0]) cylinder(r = corner_r, h = corner_l+2*eps);
64 // support for center rod
65 for (y = [-1, 1]) scale([1, y, 1]) {
66 translate([center_rod_x-rod_support_w/2, fuse_w/2-rod_support_l, 0])
67 cube([rod_support_w, rod_support_l, center_rod_h+rod_support_h_add]);
68 translate([center_rod_x-rod_support_w/2, fuse_w/2-2*wall, 0])
69 cube([rod_support_w, wall + eps, fuse_h]);
71 // support for front rod
72 for (y = [-1, 1]) scale([1, y, 1]) {
75 translate([front_rod_x, fuse_w/2, 0])
76 rotate([0, 0, front_rod_angle]) {
77 translate([-rod_support_w/2, -rod_support_l, 0])
78 cube([rod_support_w, 2*rod_support_l, front_rod_h+rod_support_h_add]);
79 translate([-rod_support_w/2, -3*wall, 0])
80 cube([rod_support_w, 6*wall*tan(front_rod_angle), fuse_h]);
87 for (y = [-1,1]) scale([1, y, 1])
88 translate([spring_d/2, fuse_w/2-wall, fuse_h/2-spring_h/2+wall/2])
89 cylinder(r = spring_d/2, h = spring_h, $fn = 4);
94 // holes for center rods
95 for (y = [-1, 1]) scale([1, y, 1])
96 translate([center_rod_x-rod_d/2, fuse_w/2-10, center_rod_h-rod_d/2])
97 cube([rod_d, rod_l + eps, fuse_h]);
98 // holes for front rods
99 for (y = [-1, 1]) scale([1, y, 1])
100 translate([front_rod_x, fuse_w/2, front_rod_h-rod_d/2])
101 rotate([0, 0, front_rod_angle])
102 translate([-rod_d/2, -rod_l, 0])
103 cube([rod_d, 2*rod_l, fuse_h]);
104 // holes for servo cables
105 translate([cable_hole_x, -fuse_w/2-eps, fuse_h])
107 scale([1, 2*cable_hole_h/cable_hole_w, 1])
108 cylinder(r = cable_hole_w/2, h = fuse_w+2*eps);
110 translate([top_window_x, -top_window_w/2, -eps])
111 cube([top_window_l, top_window_w, fuse_h]);