$fn = 128;
eps = 0.01;
infty = 200;

can_d = 65 + 1.5;
cone_h = 3;
angle = 15; // from the vertical axis

side_h = 25;

wall = 1.5;
side_w = 12;

center_slot = 20;

difference() {
	translate([0, 0, (can_d/2+wall)*sin(angle)])
	rotate([0, angle, 0])
		cylinder(r = can_d/2 + wall, h = side_h + wall);
	translate([0, 0, (can_d/2+wall)*sin(angle)])
	rotate([0, angle, 0])
	translate([0, 0, wall/cos(angle)]) {
		cylinder(r1 = can_d/2-cone_h, r2 = can_d/2, h = cone_h + eps);
		translate([0, 0, cone_h])
			cylinder(r = can_d/2, h = side_h + eps);
		translate([-can_d/2-wall-eps, 0, side_h])
		rotate([0, 90, 0])
		scale([side_h/center_slot, 1, 1])
			cylinder(r = center_slot, h = can_d + 2*wall + 2*eps);
	} 
	translate([-infty/2, -infty/2, -infty]) cube(infty);
}

hull() {
	translate([0, 0, (can_d/2+wall)*sin(angle)])
	rotate([0, angle, 0])
		cylinder(r = can_d/2 + wall, h = eps);
	scale([cos(angle), 1, 1])
		cylinder(r = can_d/2 + wall, h = wall);
}

translate([-(can_d/2+wall)*cos(angle), -side_w-wall-can_d/2, 0])
	cube([(can_d+2*wall)*cos(angle)+wall*tan(angle), 2*side_w+2*wall+can_d, wall]);