fairphone-case: fix hex22 (from v11)

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

diff --git a/fairphone-case.scad b/fairphone-case.scad
index f6e76c6bb651c8e39b1040c7e9457fafa6369bf7..64fe13d8e308f6b13ff4ee8eb74ec15ff56713b0 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -188,7 +188,7 @@ hex20 = max(epp2o[0],
            phone_cnr_rad,
            kppd[0] + hingescrew_head_th + keeper_gap_x_holes);
 hex21 = hex20 + hingescrew_portion_len;
-hex22 = hex21 - hinge_x_gap;
+hex22 = hex21 + hinge_x_gap;
 hex23 = hex22 + hingescrew_portion_len;
 hex24 = hex20 + hingescrew_shaft_len + hinge_x_postscrew_gap;
 echo(hex20, hex21, hex22, hex23, hex24);