X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;ds=sidebyside;f=topeak-seatstay-lock.scad;h=66c00d42370d41bf3817da88bd14ffb2682faa4d;hb=5bee28596c83e253ddf2dd94ab771bda694d7f50;hp=f5265e670ac76a70ee79c2f5f1aaa9004516c0f3;hpb=002d3523b5e55cd62b9a111227846cdad9407f95;p=reprap-play.git

diff --git a/topeak-seatstay-lock.scad b/topeak-seatstay-lock.scad
index f5265e6..66c00d4 100644
--- a/topeak-seatstay-lock.scad
+++ b/topeak-seatstay-lock.scad
@@ -29,6 +29,7 @@ holes_rotation = 9;
 pin_y_offset = 5.5;
 pin_x_offset = 0.5;
 ridge_rotation = 8.5;
+lock_hang_ratio = 7;
 
 // computed
 
@@ -65,11 +66,21 @@ module BodyPlan(){
 }
 
 module Body(){
-  translate([0,0,-body_depth/2])
+  translate([0,0,body_depth/2])mirror([0,0,1]){
     linear_extrude(height=body_depth){
-    difference(){
-      BodyPlan();
-      Holes();
+      difference(){
+	BodyPlan();
+	Holes();
+      }
+    }
+    linear_extrude(height=2.5){
+      difference(){
+	hull(){
+	  BodyPlan();
+	  translate([0,-7,0]) BodyPlan();
+	}
+	Holes();
+      }
     }
   }
 }
@@ -82,16 +93,13 @@ module Pin(){
       translate([-pin_width/2, -100]) square([pin_width, 101]);
     }
     hull() for (d=[0,10]) {
-      translate([d*2,-d,0])
+      translate([d*lock_hang_ratio,-d,0])
 	translate([-lock_manouvre_thick/2,
 		   -pin_workdepth-100,
 		   -lock_manouvre_len_smaller])
 	cube([lock_manouvre_thick, 100,
 	      lock_manouvre_len + lock_manouvre_len_smaller]);
     }
-    translate([-lock_manouvre_thick/2, -pin_workdepth-50,
-	       -lock_hang_width/2])
-      cube([50, 50, lock_hang_width]);
   }
 }
 
@@ -111,11 +119,14 @@ module Piece(pc,interval){
   }
 }
 
-module PiecesPrint(){
+module PiecePrint(pc){
   rotate([0,180,0])
-    for (pc=[0,1]){
-      Piece(pc,4);
-    }
+    Piece(pc,4);
+}
+
+module PiecesPrint(){
+  PiecePrint(0);
+  PiecePrint(1);
 }
 
 module Demo(){
@@ -129,3 +140,5 @@ module Demo(){
 //Pin();
 //Pieces();
 PiecesPrint();
+//PiecePrint(0);
+//PiecePrint(1);