wall-cable-hook.scad

   1 // -*- C -*-
   2
   3 circle_inner_rad = 10;
   4
   5 thick = 3;
   6
   7 tab_sz = 15;
   8
   9 // calculated
  10
  11 circle_outer_rad = circle_inner_rad + thick;
  12
  13 module Plan() {
  14   difference(){
  15     circle(r=circle_outer_rad);
  16     circle(r=circle_inner_rad);
  17     mirror([1,0]) square([50,50]);
  18   }
  19   translate([-circle_outer_rad, -0.1])
  20     multmatrix([[1,0,0,0],
  21                 [-1,1,0,0],
  22                 [0,0,1,0],
  23                 [0,0,0,1]])
  24     square([thick, tab_sz + circle_outer_rad + thick]);
  25 }
  26
  27 Plan();