1 files changed, 4 insertions, 2 deletions

diff --git a/delta.jscad b/delta.jscad
index b783913..b46534a 100644
--- a/delta.jscad
+++ b/delta.jscad
@@ -445,65 +445,67 @@ var EFFECTOR = {
   rv.properties.microswitch_screw_connector = new CSG.Properties();
   [-msh/2,msh/2].forEach(function(x,i) {
    rv.properties.microswitch_screw_connector[i] = new CSG.Connector(
     [x,-msedge,e.h+e.hinge.e+mshh],
     [0,1,0], [0,0,-1]
    );
   });
   return rv.setColor([0.3,0.8,0.3,0.9]);
  },
  split_hinged: function effector_split_hinged(hinged) {
   var e = CONFIG.effector;
   var b = hinged.getBounds();
   var ymax = Math.max(Math.abs(b[0].y),Math.abs(b[1].y));
   var zmax = Math.max(b[0].z,b[1].z);
   return [-1,1].map(function(s) {
    return hinged.intersect(CSG.cube({
     corner1: [Math.min(b[0].x,b[1].x)-1,s*e.clamp.split/2,-zmax-1],
     corner2: [Math.max(b[0].x,b[1].x)+1,s*(ymax+1),zmax+1]
    }));
   });
  },
  fanholder: function effector_fanholder() {
   var fh = CONFIG.effector.fanholder;
   var od = fh.screw.d+2*fh.screw.m;
-  return linear_extrude({height:fh.w},hull(
+  var rv = linear_extrude({height:fh.w},hull(
    CAG.circle({center:[0,-this.rmount],radius:od/2}),
    CAG.circle({center:[0,-fh.r+od/2+fh.w/2],radius:fh.w/2})
   )).translate([0,0,-fh.w]).union(
    linear_extrude({height:fh.w},hull(
     CAG.circle({center:[fh.w/2,-this.rmount-od/2-fh.w/2],radius:fh.w/2}),
     CAG.circle({center:[od/2,-fh.r],radius:od/2})
    )).rotateY(90).translate([-fh.w/2,0,0])
   ).subtract( CSG.cylinder({
    start: [-fh.w,-fh.r,-od/2],
    end: [fh.w,-fh.r,-od/2],
    radius: fh.screw.d/2
   })).subtract( CSG.cylinder({
    start: [0,-this.rmount,1],
    end: [0,-this.rmount,-fh.w-1],
    radius: fh.screw.d/2
-  })).setColor([0.3,0.8,0.3,0.9]).rotateZ(-120);
+  }));
+  rv.properties.P = new CSG.Connector([0,0,0],[0,0,-1],[1,0,0]);
+  return rv.setColor([0.3,0.8,0.3,0.9]).rotateZ(-120);
  }
 };
 
 function columns() {
  var rv = [0,1,2].map(function(x) {
   return union(vector_char(0,0,String.fromCharCode('A'.charCodeAt(0)+x)).segments.map(function(x) {
    return rectangular_extrude(x,{w:2,h:1});
   })).center().rotateX(90).translate([0,50,0]).rotateZ(x*120+120);
  });
  return union(rv);
 }
 
 function microswitch() {
  var screw_connector = new CSG.Properties();
  var rv = CSG.cube({ center:[0,0,2.5],radius: [19.8/2,6/2,10/2] }).union(
   CSG.cube({ center: [2.5,0.5,6], radius: [2/2,3.5/2,5/2] })
  ).union(
   [-8,-1,8].map(function(x) {
    return CSG.cube({ center:[x,0,0], radius: [0.6/2,3.2/2,13/2] })
   })
  ).subtract(
   [-9.5/2,9.5/2].map(function(x,i) {
    screw_connector[i] = new CSG.Connector([x,6/2,0],[0,-1,0],[0,0,1]);
    return CSG.cylinder({