29 lines
702 B
OpenSCAD
29 lines
702 B
OpenSCAD
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INNER_DIMENSION=19;
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HEIGHT=10;
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EDGES=6;
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FLATNESS=0.9;
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THICKNESS=8;
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$fn = 36;
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difference() {
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union() {
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translate([0, 0, HEIGHT/5])
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rotate([180, 0])
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linear_extrude(height=HEIGHT/5, scale=FLATNESS) {
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circle(d=INNER_DIMENSION+THICKNESS, $fn=EDGES);
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}
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translate([0, 0, HEIGHT/5])
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linear_extrude(height=HEIGHT*3/5) {
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circle(d=INNER_DIMENSION+THICKNESS, $fn=EDGES);
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}
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translate([0, 0, HEIGHT*4/5])
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linear_extrude(height=HEIGHT/5, scale=FLATNESS) {
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circle(d=INNER_DIMENSION+THICKNESS, $fn=EDGES);
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}
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}
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linear_extrude(height=HEIGHT) {
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circle(d=INNER_DIMENSION);
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}
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}
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