X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=trailerhubcap.scad;h=4ae4c7d48e7c8a9123d1fd9927410ad1d406f74f;hp=e3eb46bc3d2edb1d61042578129a7b60a8585eed;hb=078e4b780d020687031215285f65dda3e3acccd0;hpb=0b19a3fd0bbce5a321cc7f12325e35178fd99100

diff --git a/trailerhubcap.scad b/trailerhubcap.scad
index e3eb46b..4ae4c7d 100644
--- a/trailerhubcap.scad
+++ b/trailerhubcap.scad
@@ -1,14 +1,20 @@
-maindia = 28.4;
+// Copyright (C)2012 Ian Jackson
+// Licenced under the GNU General Public Licence, version 3, or
+// (at your option) any later version.  There is NO WARRANTY.
+
+maindia = 29.7;
 poleholeh = 5.0;
 polecovth = 0.4;
 poleholerad = 6;
 
 mainoverlap = 1.5;
 
-hookbasew = 4;
-hookfullw = 6;
-hookheight = 4;
-hookwidth = 5;
+hookbasew = 5.0;
+hookfullw = 7;
+hookheight = 4.5;
+hookwidth = 8;
+hookbevelw = 0.75;
+hookbevelh = 1.5;
 
 fingernaildepth = 5;
 fingernailheight = 2.5;
@@ -44,8 +50,9 @@ module hookrim() {
     translate([-maindia/2, 0, 0])
     polygon(points=[[hooklessdepth, 0],
 		    [hookfullw, 0],
-		    [hookfullw, hookheight],
-		    [0, hookheight],
+		    [hookfullw*0.33, hookheight],
+		    [hookbevelw, hookheight],
+		    [0, hookheight-hookbevelh],
 		    [0, hooklessdepth]]);
 }