/*   COUVERCLE  TOUR   'PROXXON FD 400'
---------------------------------------

 Carrefour Num‚riqueý La Villette PARIS - avec  OpenSCAD 2015.03
   BERNARD le 11/06/2019

Fichier : CouvercleDF400.scad
  
*/

// =========          VARIABLES

corr=0.3;  //    a r‚gler selon impression
lon=46.8;  //    Dimensions du trou
lar=21.8;
epais=2;
epaiss=4.25;
debord=3;
R1=2;
R2=5;
R3=2;
long=lon-corr;
larg=lar-corr;
$fn=40;
echo("Long corrig‚",long);
echo("Larg corrig‚",larg);

// texte="";
texte="PROXXON";
taille=4;
// font="Arial";
font2 = "STENCIL";
$fn=20;
carh=1;
carprof = 2;  


// =========           PROGRAMME

union () {  //    UNION1
difference(){
   union() {   //  union2
//   ----    RECTANGLE DE BASE  dimensions du trou - jeux
   //translate([0,0,0.1]){#cube([long,larg,0.2]);}
   translate([R1,R1,0]) {cylinder(h=epaiss,r=R1);}  // Rayon de R1 dans les coins
   translate([R1,larg-R1,0]) {cylinder(h=epaiss,r=R1);}
   translate([long-R1,R1,0]) {cylinder(h=epaiss,r=R1);}
   translate([long-R1,larg-R1,0]) {cylinder(h=epaiss,r=R1);}   
   translate([0,R1,0]) {cube([long,larg-R1*2,epaiss]);} //rectangle base horizontal
   translate([R1,0,0]) {cube([long-R1*2,larg,epaiss]);} //rectangle base vertical
   
   //     --  RECTANGLE DE BASE + d‚bordements 
   translate([-debord+R2,-debord+R2,-2]) {cylinder(h=epais,r=R2);}  // Rayon de R2 dans les coins
   translate([-debord+R2,larg+debord-R2,-2]) {cylinder(h=epais,r=R2);}
   translate([long+debord-R2,-debord+R2,-2]) {cylinder(h=epais,r=R2);}
   translate([long+debord-R2,larg+debord-R2,-2]) {cylinder(h=epais,r=R2);}   
   translate([-debord,-debord+R2,-2]) {cube([long+debord*2,larg+debord*2-R2*2,epais]);} //rectangle base horizontal
   translate([-debord+R2,-debord,-2]) {cube([long+debord*2-R2*2,larg+debord*2,epais]);} //rectangle base vertical
   
   translate([-1,6,epaiss]) {cube([3,larg-11.5,3]);}        // Crochet bout G
   translate([long-2,5.5,epaiss]) {cube([3,larg-11.5,3]);}  // Crochet bout D
    } // Fin union2
 
//   ----    CREUX CENTRAL
   translate([R3+epais,R3+epais,0]) {cylinder(h=epaiss+0.1,r=R3);}  // Rayon de R3 dans les coins
   translate([R3+epais,larg-R3-epais,0]) {cylinder(h=epaiss+0.1,r=R3);}
   translate([long-R3-epais,R3+epais,0]) {cylinder(h=epaiss+0.1,r=R3);}
   translate([long-R3-epais,larg-R3-epais,0]) {cylinder(h=epaiss+0.1,r=R3);}   
   translate([epais,R3+epais,0]) {cube([long-epais*2,larg-R3*2-epais*2,epaiss+0.1]);} //rectangle base horizontal
   translate([R3+epais,epais,0]) {cube([long-R3*2-epais*2,larg-R3*2,epaiss+0.1]);} //rectangle base vertical

//  CROCHETS DANS LES BOUTS
   translate([-1.5,0,epais]) {cube([1,larg,1.6]);}      // Crochet gauche
   translate([long+0.5,0,epais]) {cube([1,larg,1.6]);} // Crochet droite

   translate([-3.2,0,4]) {rotate([0,25,0]){cube([2,larg,6]);} }  // Pente crochet gauche
   translate([long+1.2,0,3.5]) {rotate([0,-25,0]){cube([2,larg,6]);} }  // Pente crochet droite
   
   translate([-1,5.5,epais-1]){cube([long+2,1,7]); } //  Fente des crochets
   translate([-1,10.5,epais-1]){cube([long+2,1,7]); }
   translate([-1,15.5,epais-1]){cube([long+2,1,7]); }
 }  //  FIN UNION1

//   ----     TEXTE
   translate([5,9,-0.5]){
      rotate([0,0,0]) {
        linear_extrude(height=carh){
          #text(texte, font=font2, size=taille, direction="ltr", spacing=1.5);
   }  }  }
   }