etc/laserjet6-rear-tray-clip.scad

   1 // Trivial clip to hold rear exit tray on my laserjet 6 in place
   2 // (built in clips fatigued after 20 years). Includes an optional hook
   3 // into the grille on the rear exit tray to secure it better.
   4
   5 // measurements:
   6 // length = 73
   7 // max depth = 25
   8
   9 // fixme: needs to be 72 I think
  10 clip_gap    = 73.5;
  11 clip_wall   = 4; // was 3, beefed up a bit after first pair broke
  12 clip_depth  = 20;
  13 clip_width  = 5;
  14
  15 hook        = true;
  16 hook_depth  = 6;
  17 hook_wall   = 3; // limited by size of rear output tray slots
  18
  19 $fs = 0.1;
  20 $fa = 0.1;
  21
  22 linear_extrude (clip_width) {
  23      difference () {
  24           square ([clip_gap + clip_wall * 2, clip_depth + clip_wall]);
  25           translate ([clip_wall, -clip_wall]) square ([clip_gap, clip_depth + clip_wall]);
  26      }
  27      if (hook) {
  28           translate ([clip_wall + clip_gap - hook_depth, 0]) square ([hook_depth, hook_wall]);
  29      }
  30 }