235 lines
6.5 KiB
OpenSCAD
235 lines
6.5 KiB
OpenSCAD
$fn = 30;
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collar_r = 34.7/2;
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collar_h = 8.7; // short collar: 8.7, full: 18
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collar_inner_corner_r = 9/2; //should roughly match shaft for best feel
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collar_inner_r = 13.2/2; //inner radius at bottom of official collar is 13.2
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max_throw_circle = 10;
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max_throw_square = 14;
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grommet_dist = 6.8; //distance the grommet sits below this component
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grommet_depth = 6.4; //thickness of grommet (when compressed)
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pivot_depth = grommet_dist + grommet_depth / 2;
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module rotate_about_pt(rotation, pt) {
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translate(pt)
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rotate(rotation)
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translate(-pt)
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children();
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}
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module collar (full = false, bezel = 1) {
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h = 8.7;
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r = 34.7/2;
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if(full) {
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h = 18;
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}
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union() {
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cylinder(h=h - bezel, r=r);
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translate([0,0,h - bezel]) {
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cylinder(h=bezel, r1 = r, r2= r - bezel);
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}
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}
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}
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module base (size = [37.16, 37.1, 2.8], r = 8) {
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w = size.x;
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l = size.y;
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h = size.z;
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corner_offset = [w/2 - r, l/2 - r];
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hull() {
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translate([corner_offset.x, corner_offset.y, 0]) {
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cylinder(h=h, r=r);
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};
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translate([-corner_offset.x, corner_offset.y, 0]) {
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cylinder(h=h, r=r);
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};
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translate([corner_offset.x, -corner_offset.y, 0]) {
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cylinder(h=h, r=r);
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};
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translate([-corner_offset.x, -corner_offset.y, 0]) {
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cylinder(h=h, r=r);
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};
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};
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};
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module ci_pivot (collar_h = 8.7, throw, shaft_r, depth, x_offset = 0, bev = 0.5) {
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bottom_r = (pivot_depth + bev) * tan(throw) + shaft_r;
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top_r = (collar_h - bev * 2) * tan(throw) + bottom_r;
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bevel_r = bev * tan(45) + top_r;
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union() {
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translate([0,0,-pivot_depth]) {
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cylinder(h = pivot_depth + bev, r = bottom_r);
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}
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translate([0,0,bev]) {
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cylinder(h = collar_h - bev * 2, r1 = bottom_r, r2 = top_r);
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}
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translate([0,0,collar_h - bev]) {
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cylinder(h = bev, r1 = top_r, r2 = bevel_r);
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}
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translate([0,0,collar_h]) {
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cylinder(h = 100, r1 = bevel_r);
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}
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}
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}
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module sq_pivot (throw, shaft_r, depth, sharpness = 1, height = 50) {
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corner_r = shaft_r / sharpness;
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corner_offset = corner_r * (sharpness - 1);
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translate([0,0,-depth]) {
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hull() {
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translate([corner_offset,0,0]){
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rotate([0,throw,0]){
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cylinder(h = height, r = corner_r);
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}
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}
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translate([-corner_offset,0,0]){
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rotate([0,-throw,0]){
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cylinder(h = height, r = corner_r);
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}
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}
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rotate([0,0,90]){
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translate([corner_offset,0,0]){
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rotate([0,throw,0]){
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cylinder(h = height, r = corner_r);
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}
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}
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translate([-corner_offset,0,0]){
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rotate([0,-throw,0]){
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cylinder(h = height, r = corner_r);
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}
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}
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}
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};
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}
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}
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module sq_pivot_bevel (throw, shaft_r, depth, sharpness = 1, offset = 0.03, height = 50) {
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dist = tan(throw)*depth;
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corner_r = shaft_r / sharpness;
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corner_offset = dist+(offset * throw) + corner_r * (sharpness - 1);
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hull() {
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translate([corner_offset,0,0]){
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cylinder(h = height, r = corner_r);
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}
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translate([-corner_offset,0,0]){
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cylinder(h = height, r = corner_r);
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}
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translate([0,corner_offset,0]){
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cylinder(h = height, r = corner_r);
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}
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translate([0,-corner_offset,0]){
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cylinder(h = height, r = corner_r);
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}
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};
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}
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module sq_hollow (h, r, corner_r, slope) {
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union(){
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rotate([0,0,45]) {
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sq_pivot(slope, corner_r, pivot_depth);
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sq_pivot_bevel(slope, corner_r, pivot_depth);
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}
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}
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};
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module oct_hollow (h, r, corner_r, slope) {
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hull(){
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rotate([0,0,45]) {
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sq_pivot(slope, corner_r, pivot_depth);
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}
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sq_pivot(slope, corner_r, pivot_depth);
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}
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hull(){
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rotate([0,0,45]) {
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sq_pivot_bevel(slope, corner_r, pivot_depth);
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}
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sq_pivot_bevel(slope, corner_r, pivot_depth);
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}
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};
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module soct_hollow (h, r, corner_r, slope) {
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hull(){
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rotate([0,0,45]) {
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sq_pivot(slope - 2, corner_r, pivot_depth, 2.5);
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}
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sq_pivot(slope - 4, corner_r, pivot_depth, 2.5);
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}
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/*
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hull(){
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rotate([0,0,45]) {
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sq_pivot_bevel(slope - 2, corner_r, pivot_depth, 3);
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}
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sq_pivot_bevel(slope - 4, corner_r, pivot_depth, 3);
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}
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*/
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};
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module roct_hollow (h, r, corner_r, slope) {
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union(){
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rotate([0,0,45]) {
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sq_pivot(slope - 4, corner_r, pivot_depth);
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}
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sq_pivot(slope - 4, corner_r, pivot_depth);
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}
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union(){
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rotate([0,0,45]) {
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sq_pivot_bevel(slope - 4, corner_r, pivot_depth);
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}
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sq_pivot_bevel(slope - 4, corner_r, pivot_depth);
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}
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};
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module nroct_hollow (h, r, corner_r, slope) {
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diag_r = corner_r * 1.075;
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union(){
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rotate([0,0,45]) {
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sq_pivot(slope - 4, diag_r, pivot_depth);
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}
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sq_pivot(slope - 4, corner_r, pivot_depth);
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}
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union(){
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rotate([0,0,45]) {
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sq_pivot_bevel(slope - 4, diag_r, pivot_depth);
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}
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sq_pivot_bevel(slope - 4, corner_r, pivot_depth);
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}
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};
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translate([0,0,-pivot_depth]){
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rotate([0,max_throw_circle,0]){
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cylinder(h = 100, r = collar_inner_corner_r);
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}
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}
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difference() {
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difference() {
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union() {
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base();
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collar(false);
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};
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//sq_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
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//oct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_circle);
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//soct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
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//roct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
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//nroct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
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ci_pivot(collar_h, max_throw_circle, collar_inner_corner_r, pivot_depth);
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};
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/*
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translate([0, -13, -0.1]) {
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font = "Open Sans:style=Bold";
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mirror([1,0,0]) {
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linear_extrude(0.6)
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//text("QJ-SQR-V2", font=font, size=3.5, halign = "center");h = 8.7;
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//text("QJ-OCT-V2", font=font, size=3.5, halign = "center");
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//text("QJ-OCS-V2", font=font, size=3.5, halign = "center");
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//text("QJ-OCR-V2", font=font, size=3.5, halign = "center");
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text("QJ-OCR-V2", font=font, size=3.5, halign = "center");
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}
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}
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*/
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};
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