Re: built up spars


Subject:    Re: built up spars
From:    gcardinal (gcardinal@comcast.net)
Date:    Tue Nov 17 - 7:13 PM
You can also go here:

http://www.westcoastpiet.com/construction.htm

And find a couple of good articles if you want to figure out your own.....

Greg C.

----- Original Message ----- 
From: <hpvs@southwind.net>
To: <pietenpol-list@matronics.com>
Sent: Tuesday, November 17, 2009 7:43 PM
Subject: Re: built up spars


>
>
> Gentlemen!
>
> We do have Peter's most excellent material list, with all the "bits & 
> pieces" -- I have "assembled" the spar from these pieces on paper some 
> time ago -- Moment of Inertia for the front PFA spar is very close to the 
> routed "I" spar (1" x 4 3/4" with the 1/2" web thickness).  It's really a 
> good design that only needs a wider opening for the front spar in the Piet 
> wing ribs (1 1/8" vs 1") -- The rear spar only needs the original 1" spar 
> opening.
>
> I could use some hints on the "swallow-tail" blocks between the caps! ;-)
>
> Cheers!
> Mike C.
> Pretty Prairie, KS
>
>
> 




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