lipo-flat-mount: battery keeper calculated output z (more)

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

diff --git a/lipo-flat-mount.scad b/lipo-flat-mount.scad
index 8c536eb90476857c6d264d0418f68a563ddd21fd..87411ce21ab7bde40cf708288663e6c0bd788993 100644 (file)
--- a/lipo-flat-mount.scad
+++ b/lipo-flat-mount.scad
@@ -46,6 +46,7 @@ battery_keeper_overhang_th = battery_keeper_m_th;
 
 battery_keeper_tab_top_z = battery_nutbox_z
      + battery_keeper_z_gap_nutbox + battery_keeper_m_th;
+     // NB does not include screw head
 
 battery_keeper_legs_top_z = battery_keeper_overhang_z
                             + battery_keeper_overhang_th;