rotate(i*beta/4)
polygon([[0, 0],
[1, 0],
- [cos(beta), sin(beta)]]);
+ [cos(beta/4), sin(beta/4)]]);
}
}
module FArcSegment(xc,yc,inrad,outrad,alpha,delta) {
- translate(xc,yc) {
+ translate([xc,yc]) {
intersection() {
difference() {
circle(r=outrad);
}
}
-FArcSegment(10,10, 20,30, 20,10);
+tubeheight = 30;
+tubewidth = 15;
+mainthick = 4;
+
+clipthick = 2;
+clipang = 120;
+
+stemlen = 50;
+
+topwidth = 30;
+
+hookinrad = 7.5;
+hookcurl = 60;
+hookwidth = 4;
+
+tuberad = tubewidth/2;
+bend = atan(tuberad/stemlen);
+mainoutrad = tuberad + mainthick;
+hookoutrad = hookinrad + hookwidth;
+hookcy = stemlen - hookoutrad;
+
+eltopx = topwidth/2;
+eltopy = -tuberad + tubeheight + mainthick + 1;
+elmidx = topwidth/2;
+elmidy = -tuberad;
+
+module Plan(){
+ dy = tubeheight - tuberad*2;
+ FArcSegment(0, dy, tuberad, mainoutrad, -1, 181);
+ FArcSegment(0, 0, tuberad, mainoutrad, -bend, bend+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)]);
+}
+
+module Elevation(){
+ FArcSegment(0, -hookcy, hookinrad, hookoutrad, 180, 90+hookcurl);
+ translate([-hookoutrad*sqrt(0.5), -(stemlen+10)]) mirror([1,0])
+ square(center=false, size=[topwidth, stemlen + tubeheight + 20]);
+}
+
+Plan();
+translate([50,0])
+ Elevation();