//anaometer and windmill gen
//cross piece (better hole res).
//J P Hare version 1.2 August 3rd 2014

//ca. 70 min print time on Ormerod

difference () {
//draw first arm
cube([120,10,10], center = true);

//3mm central hole
cylinder(h = 12, r=1.5, $fn=30, center = true);

//move to one end and 'drill' a 3mm hole
translate([-55,0,0])
rotate ([90,0,0])
cylinder(h = 12, r=1.5, $fn=30, center = true);

//move to other end and 'drill' a 3mm hole
translate([55,0,0])
rotate ([90,0,0])
cylinder(h = 12, r=1.5,  $fn=30, center = true);
}

difference () {
//draw second arm
cube([10,120,10], center = true);

//3mm central hole
cylinder(h = 12, r=1.5, $fn=30, center = true);

//move to one end and 'drill' a 3mm hole
translate([0,55,0])
rotate ([0,90,0])
cylinder(h = 12, r=1.5, $fn=30, center = true);

//move to other end and 'drill' a 3mm hole
translate([0,-55,0])
rotate ([0,90,0])
cylinder(h = 12, r=1.5, $fn=30, center = true);

}