Legal Eagle XL Buildlog

Building a Legal Eagle XL Ultralight Airplane

First Wing main structure complete

First Wing main structure complete

Completed first wing main structure – this does not include leading edge or the completed aileron. Starting the next wing – will finish this one up to the same point of the current wing before completing nose and aileron assemblies (most of the parts are complete for the second wing).

Spar Build

Spar Build

Completed the build of the Spars (4).  For now, I have not added the spacers for the attachment brackets, especially the rear ones.  I was thinking of adding them later after adding/mounting the Ribs but I believe I will attach the front ones since the Ribs will not need to “slide” onto them. While building […]

Building Special Ribs – up front

Building Special Ribs – up front

I decided to build all ribs to include a customized version for different sections of the wings.  I have built special aileron ribs, aileron leading and trailing ribs, and a few others.  All custom parts are built from Laser or CNC cut parts (like the larger gussets, K blocks…)

Build Rib Jig

Build Rib Jig

Using printed supplemental drawings from Iron Designs I build my rib jig.  After using Fusion 360 to configure/layout the profile for the ribs I cut out the top curve using my CNC Routing machine.  A layered of plexiglass is used on top of the drawing.  Also, 3D printed locking widgets were added to hold parts […]