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Empennage #1

Posted by on November 22, 2013

empenage

Total build time: 16 hours.

Empennage

I decided to build the rear stabilators first. I gathered and laid out some of the necessary parts, cut and finished some angle components from aluminum extrusion.

Waiex-0036

Waiex-0043

 

I then made the necessary bends in the “hockey sticks”, which are the strengtheners and attach points for the front spars of the stabilators.

 

Waiex-0039

Waiex-0040

Waiex-0041

 

These are my first clecoes (temporary sheet metal fasteners), as I built the shape of the stabilator frames.

 

Waiex-0050

Waiex-0045

Waiex-0053

 

 

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4 Responses to Empennage #1

  1. Andrew Bishop

    Hello Ryan!

    Thanks for the very useful blog.

    I am beginning construction of Waiex #30 and need to bend my hockey sticks. I’ve been looking at bend radii sheets and figuring out what dimensions to use. I figured a .75 radius should work, but was wondering if you still had the dimensions for the pipe and block that you used. I was also wondering what the two marks you made represented (setback?)

    Many thanks,
    Andrew Bishop

    • Ryan

      Andrew, I’m trying to recall how I did that. The second (blue) line I believe was one of the bend tangency lines, but it might have just been a reference line. I know that I used 2 wood blocks, the first had a 1″ wide gap that I used to set the initial bend in the metal, the second had a 1.5″ wide gap to complete the bend. My method seemed to work pretty well, but these are by no means hard numbers.

      Something to be sure to do is fully deburr/smooth the edges of the hockey sticks prior to bending.

  2. Kevin Hester

    Ryan,

    Thanks for making such a nice blog. I’ve built an RV7 and just now very excited to start building a Waiex (my kit arrives in June). Back when I was building the RV Dan Checkoway made the ‘definitive’ RV build log that everyone referred to. I think your great blog could serve the same role for the Waiex. I’ve made numerous notes/links based on reading all your posts. Please, if you ever decide to take this excellent blog down please let me know so I can mirror it ;-).

    Kevin

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