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// common base module for front and back connector
include <parameters.scad>
use <nipple.scad>
module connector_half(
border_side = false,
border_top = false,
border_bottom = false
) {
// vertical bar
cube([bar_thickness/2, bar_thickness, tray_height]);
if (!border_side) {
// upper horizontal bar
translate([0, 0, tray_height - bar_thickness])
cube([tray_width / 2, bar_thickness, bar_thickness]);
// lower horizontal bar
cube([bar_thickness/2 + rail_width + pla_epsilon, bar_thickness, bar_thickness]);
// vertical thread bold receiver (extremal)
translate([tray_width/2 - bar_thickness, bar_thickness, tray_height-bar_thickness])
cube([bar_thickness, bar_thickness, bar_thickness]);
}
// vertical thread bold receiver (central)
translate([0, bar_thickness, tray_height-bar_thickness])
cube([bar_thickness/2, bar_thickness, bar_thickness]);
// male downward positioning nippel
if (!border_bottom && !border_side)
translate([rail_width, bar_thickness / 2, 0]) nipple();
}
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