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authorMichael Krelin <hacker@klever.net>2016-06-13 19:50:14 (UTC)
committer Michael Krelin <hacker@klever.net>2016-06-13 19:50:14 (UTC)
commitc1cf1db2fe6d4bb3450f6f94e806eca04955be3b (patch) (side-by-side diff)
tree9df2a570f21c5052f7c6da33c5eef80a04c5cd8b
parent8c7f2ad8328d741b1e901ca985f666507f744c09 (diff)
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increase effective hotend clearance
so that it corresponds to theoretical
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--fanduct.scad3
1 files changed, 2 insertions, 1 deletions
diff --git a/fanduct.scad b/fanduct.scad
index 6407a96..49ab4c2 100644
--- a/fanduct.scad
+++ b/fanduct.scad
@@ -222,2 +222,3 @@ module fanduct(type=type,ductshape=ductshape,dual=dual) {
if(what=="in") {
+ cfn= 4; // clearance cutout $fn
difference() {
@@ -230,3 +231,3 @@ module fanduct(type=type,ductshape=ductshape,dual=dual) {
for(s=[-1,1]) translate([0,s*nozzles_apart/2,-1])
- rotate([0,0,45]) cylinder(r=hotend_clearance,h=fanduct_h+2*fanduct_shell+2,$fn=4);
+ rotate([0,0,180/cfn]) cylinder(r=hotend_clearance/cos(180/cfn),h=fanduct_h+2*fanduct_shell+2,$fn=cfn);
}