powerbank-bike-clamp: adjust strap (from v1) and fix

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/powerbank-bike-clamp.scad b/powerbank-bike-clamp.scad
index c0d1c0f6bce1e238651a86904346e90c3123033a..0911184cd7a7a54349e05f5197beb1fd3ce4e6c2 100644 (file)
--- a/powerbank-bike-clamp.scad
+++ b/powerbank-bike-clamp.scad
@@ -46,6 +46,7 @@ bank_x_sz = (26.0 + 0.5);
 bank_recess_y = 5;
 
 strap_th = 3;
+strap_w = 5;
 strap_above = 2.5;
 
 retainer_walls = [18, 30];
@@ -90,8 +91,8 @@ bank_bot_y = strap_above + strap_th;
 strap_r = strap_th;
 
 brace_total_len = brace_len + main_th;
-brace_ctrs_y = [ straps_y[0] - (brace_r + strap_r/2),
-                straps_y[1] + (brace_r + strap_r/2) ];
+brace_ctrs_y = [ straps_y[0] - (brace_r + strap_w/2),
+                straps_y[1] + (brace_r + strap_w/2) ];
 
 clamp_width_actual = max(clamp_min_width, holder_x_sz);
 
@@ -238,7 +239,7 @@ module PowerBankStrapCut(){ ////toplevel
 module PowerBankHolderTest(){ ////toplevel
   difference(){
     linextr(-1,5) PowerBankSidePlan();
-    linextr(0, strap_th) PowerBankStrapCut();
+    linextr(0, strap_w) PowerBankStrapCut();
   }
 }
 
@@ -287,8 +288,8 @@ module PowerBankHolder(){ ////toplevel
       translate([0, strap_y, 0])
        rotate([0,0,-90])
        rotate([0,90,0])
-       linextr(-strap_th/2,
-               +strap_th/2)
+       linextr(-strap_w/2,
+               +strap_w/2)
        PowerBankStrapCut();
 
     translate([ bank_bot_y, -bank_y_sz/2, -bank_x_sz/2 ])