REFLECTOR: Do Plans include Carbon Fiber "Y"?

[Dennis Martin]

Don,

Jim Agnew sent me some pics of his carbon fiber Y. I don't think they made
it to the reflector. Give me another email address and I'll forward them to
you.

Best,
Dennis

On Fri, Oct 9, 2009 at 7:54 AM, Don Johnston <don at numa.aero> wrote:

>  Al, Dennis and Jim,
>
>
>
> I’m still trying to figure out where this “Y” is. If the two arms meet that
> far back, they’ll either be cut by the NACA’s or they’ll go over the NACA’s.
> If you have to cut them, then you’ve lost the benefit. If they go in after
> the NACA’s and lay on top (from the inside) then I would worry that when the
> engine goes on and they start taking a load, they could force the NACA ducts
> up.
>
>
>
> -Don
>
>
>
> Date: Thu, 8 Oct 2009 19:55:35 -0700 (PDT)
>
> From: Jim Agnew <jim_agnew_2 at yahoo.com>
>
> Subject: Re: REFLECTOR: Do Plans include Carbon Fiber "Y"?
>
> To: Velocity Aircraft Owners and Builders list <reflector at tvbf.org>
>
> Message-ID: <484154.10646.qm at web30806.mail.mud.yahoo.com>
>
> Content-Type: text/plain; charset="utf-8"
>
>
>
> To Al & Dennis,
>
>
>
> I have a carbon fiber roll cage12" wide that runs down the overhead??from a
> Y about 18" in front of the?engine bulkhead ?that connects to the very heavy
> triax layups for the engine mounts?to the overhead of the front window and
> down into the lower fuselage along the front of the door beams and is tied
> across the middle between the door rear carbon beams.? I covered all of the
> overhead carbon with a wider strip of Kevlar containment in case the cage is
> over stressed and shatters into the sharp carbon pieces.??Mounting the
> engine did not in any way alter the shape of my fuselage that I can detect.
>
>
>
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-- 
All the best,
Dennis
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