fix minute and hour mark alignments, update svg

Hour marks were off, now fixed

clock.scad

@@ -4,7 +4,7 @@ use <part_clock_outline.scad>;
 use <part_min_lines.scad>;
 use <part_hour_hexagons.scad>;
 
-D=16; //  dial size in cm
+D=130; //  dial radius in mm
 $fn=180;
 
 module face() {
@@ -26,5 +26,7 @@ module face() {
         }
     }
 }
-
+difference() {
+    circle(D);
     face();
+}

part_clock_outline.scad

@@ -1,8 +1,9 @@
-module clock_outline(D) {
+$fn=180;
+module clock_outline(R) {
     difference(){
-        color("burlywood")
+        color("orange")
-            circle(D);
+            circle(R);
-            circle(d=0.7);
+            circle(d=7.8); // hole for clockwork stem
     }
 }
-//clock_circle(12);
+clock_outline(130);

part_hour_hexagons.scad

@@ -4,8 +4,8 @@ module hour_hexagons(D,spacing) {
         translate([sin(dot)*(D/6*spacing),cos(dot)*(D/6*spacing),0])
         color("black")
         rotate([0,0,30-dot])
-        circle(D/24);
+        circle(d=7.6); // width of the hour hand
     }
 }
-
+//D=130;
-hour_hexagons(16,4.5);
+//hour_hexagons(D,4.5);

part_min_lines.scad

@@ -9,14 +9,15 @@ module min_lines(D) {
         rotate([0,0,-dot]) // negative z rotates towards outer circle
         if (dot % 90 == 0){ 
             divisor = 30;
-            translate([0,-0.3,0])
+            translate([0,D/divisor,0]) // h
-            square([D/divisor,D/divisor*3], center=false);
+                square([D/divisor,D/divisor*4], center=true);
         }
         else { 
             divisor = 60;
-            square([D/divisor,D/divisor*3], center=false);
+            translate([0,D/divisor*2,0]) // min
+                square([D/divisor,D/divisor*4], center=true);
         }
     }
 }
 
-min_lines(16);
+min_lines(240);