strain_groove_d = 2;
strain_groove_w = 3;
+cover_strap_c_d_y = 5.5; // from front of board
+cover_registration_sz_y = 2;
+cover_registration_sz_z = 3;
+
cable_space_z = 6;
cable_dia = 5;
bottom_floor_th = 1.5;
// calculated
+strap_w = strain_w;
+
top_top_z = usb_wall_h;
top_base_z = -board_th;
bottom_base_z = top_base_z - cable_space_z - bottom_floor_th;;
top_side_wall_x = +board_w/2 + side_wall_th;
total_side_wall_x = top_side_wall_x + side_wall_th + side_x_gap;
+cover_registration_c_dy = -cover_strap_c_d_y - strap_w/2
+ - side_wall_th - cover_registration_sz_y/2;
+
module BothSides(){
for (m=[0,1]) {
- mirror([m,0]) {
+ mirror([m,0,0]) {
children();
}
}
[ +board_w/2 + side_wall_th, total_y_min ]);
}
+module CoverRegistrations(){
+ linextr_y_xz(cover_registration_c_dy - strap_w/2,
+ cover_registration_c_dy + strap_w/2) {
+ difference(){
+ rectfromto([ -total_side_wall_x,
+ cover_wall_bot_z - cover_registration_sz_z ],
+ [ +total_side_wall_x, cover_top_z ]);
+ hull(){
+ TopElevationForCutout();
+ translate([0, -20]) TopElevationForCutout();
+ }
+ }
+ }
+}
+
module Top(){ ////toplevel
difference(){
union(){
module Cover(){ ////toplevel
linextr_y_xz(main_y_min, front_y_max)
CoverMainElevation();
+ CoverRegistrations();
}
module BottomDemo(){ ////toplevel