mainthick = 4;
clipthick = 2;
-clipang = 120;
+clipang = 135;
-stemlen = 50;
+stemlen = 40;
-topwidth = 30;
+topwidth = 20;
hookinrad = 7.5;
hookcurl = 60;
ellow = tangent_intersect_b([0,hookcy], hookinrad, elmid);
ellowextra = 180 - tangent_intersect_beta([0,hookcy], hookinrad, elmid);
-module Plan(){
+module ClipPlan(qbend, qstemleny){
dy = tubeheight - tuberad*2;
FArcSegment(0, dy, tuberad, mainoutrad, -1, 181);
- FArcSegment(0, 0, tuberad, mainoutrad, -bend, bend+1);
+ FArcSegment(0, 0, tuberad, mainoutrad, -qbend, qbend+1);
translate([tuberad, 0]) square(center=false, size=[mainthick,dy]);
FArcSegment(0, 0, tuberad, tuberad + clipthick, 360-clipang, clipang+1);
- rotate(-bend) translate([tuberad, 0]) mirror([0,1])
- square(center=false, size=[mainthick, stemlen/cos(bend)]);
+ rotate(-qbend) translate([tuberad, 0]) mirror([0,1])
+ square(center=false, size=[mainthick, qstemleny/cos(qbend)]);
+}
+
+module Plan(){
+ ClipPlan(bend,stemlen);
}
module ElevationCore(){
FArcSegment(0, hookcy, hookinrad, hookoutrad,
180 - ellowextra,
- 90 + hookcurl);
+ 90 + hookcurl + ellowextra);
translate([-hookoutrad*sqrt(0.5),
hookcy - hookoutrad*sqrt(0.5) + 0.1])
mirror([1,0])
}
}
+// straight-on version, everything prefixed with s or S
+
+shookcy = -(stemlen-hookoutrad);
+sstemleny = -shookcy;
+sbend_raw = tangents_intersect_beta([0,0],tuberad,
+ [0,shookcy],hookinrad);
+sbend = angle_map_range(360-sbend_raw, -180);
+
+module SPlan(){
+ ClipPlan(sbend, sstemleny);
+ FArcSegment(0,shookcy, hookinrad,hookoutrad,
+ 270 - hookcurl,
+ hookcurl + 90 - sbend);
+}
+
+// toplevels etc.
+
+module RightHook(){ ////toplevel
+ mirror([1,0,0]) Hook();
+}
+
+SPlan();
+translate([60,0,0]) ElevationCore();
//ElevationCore();
-Hook();
+//RightHook();