2020Extrusion.scad

//Released under CC0
//https://creativecommons.org/publicdomain/zero/1.0/

module extrude2020(h=10) {
module corner() {
difference() {
    square([7.5,7.5]);
    translate([1.5,1.5]) {
        square([6.1,6.1]);
    }
}

rotate(45) {
    translate([1.5,-1.5/2]) {
        square([10,1.5]);
    }
}
}

linear_extrude(h=h) {
corner();

translate([20,0]) {
mirror([1,0,0]) {
corner();
}
}


translate([0,20]) {
mirror([0,1,0]) {
corner();
}
}

translate([20,20]) {
mirror([1,1,0]) {
corner();
}
}

translate([6,6]) {
    square([8,8]);
}
}
}

extrude2020(h=100);