[SPAM] Re: dual elev. pushrods

[Brian Billings]

Thanks Dave
----- Original Message -----
From: "David Lockhart" <DaveL322 at comcast.net>
To: <discussion at nsrca.org>
Sent: Wednesday, May 12, 2004 5:08 PM
Subject: Re: [SPAM] Re: dual elev. pushrods


> Brian,
>
> Sullivan product 581.  From the elevator servo clevis -
> - I use a short piece of 4-40 threaded rod into a joiner block.
> - from the joiner block, a 2-56 CF nyrod goes to each elevator half.
> - About 6" prior to the elevator control horn clevises (about 1" before
the
> rods exit the fuse), I transition the CF nyrod to 0.070" steel rod which
is
> a little stiffer than the CF nyrod for the last few inches where the
pushrod
> is unsupported.
> - I make my own threads on the 0.070 rod with a 2-56 die.
>
> The benefits of this combination of materials is that it does not rely on
> any glue joints or brass fittings, and the CF nyrod is not conductive
(call
> me old school, but I don't like metal rods of cables running parallel to
the
> antenna in my plane).  Total weight of the CF nyrods and casing, joiner
> block, and steel rod on each end is 0.875 oz (25 grams) and I used 8 grams
> of balsa structure to support the nyrod casings.  Very light system.  I
have
> some pictures of the install in my Vivat that I will send to you directly.
>
> Dave
>
>
> ----- Original Message -----
> From: "Brian Billings" <auto7832 at bellsouth.net>
> To: <discussion at nsrca.org>
> Sent: Wednesday, May 12, 2004 10:55 AM
> Subject: Re: [SPAM] Re: dual elev. pushrods
>
>
> > Does anybody see a problem using this system on a AA type plane with
large
> > elev. surfaces, will it be ridged enough, this is on a ZN Majestic that
> > turned out tail heavy, original set up was with mini Digital's in the
tail
> > but I need to move everything to the front in order to have it balance
and
> > remain under 11lbs. Would a pull pull work out better due to the long
span
> > from the nose to its tail, or maybe go up one size with the solid carbon
> > rod?
> >
> > " Have since shifted to the
> > carbon fiber nyrods as they allow the use of threaded fittings and don't
> > rely on the glue joints."
> >
> > Regards.
> >
> > Dave Lockhart
> >
> > Dave, where can I see/purchase these at, I have used the nylon rods in
> > smaller planes but never seen carbon fiber nyrods, is the center rod
solid
>
> > and how flexible are they?
> >
> > Thanks everybody!!!
> > ----- Original Message -----
> > From: "David Lockhart" <DaveL322 at comcast.net>
> > To: <discussion at nsrca.org>
> > Sent: Tuesday, May 11, 2004 11:51 PM
> > Subject: Re: [SPAM] Re: dual elev. pushrods
> >
> >
> > > I'm not sure when Chidgey first used the system, but my Dad and I
built
> > > several airplanes using that basic system with materials from ACP as
> early
> > > as 1988 - and I don't think we were the first.  Have since shifted to
> the
> > > carbon fiber nyrods as they allow the use of threaded fittings and
don't
> > > rely on the glue joints.
> > >
> > > Regards.
> > >
> > > Dave Lockhart
> > > DaveL322 at comcast.net
> > >
> > > ----- Original Message -----
> > > From: "Ed Miller" <edbon85 at optonline.net>
> > > To: <discussion at nsrca.org>
> > > Sent: Tuesday, May 11, 2004 4:10 PM
> > > Subject: Re: [SPAM] Re: dual elev. pushrods
> > >
> > >
> > > > FYI, I believe Ron Chidgey first introduced the "Troy Newman"
elevator
> > > setup
> > > > but Troy did an excellent job of presenting it. Some of us in the
> > > northeast
> > > > have used this method for years. Works great, solid, very light and
> once
> > > > installed and adjusted I've yet to ever have to adjust or maintain
> > > anything.
> > > > Ed M.
> > > > ----- Original Message -----
> > > > From: "Brian Billings" <auto7832 at bellsouth.net>
> > > > To: <discussion at nsrca.org>
> > > > Sent: Tuesday, May 11, 2004 3:00 PM
> > > > Subject: Re: [SPAM] Re: dual elev. pushrods
> > > >
> > > >
> > > > > BINGO! That is what I was looking for, and it was Troy Newman not
> > Eric,
> > > > > sorry Eric. Thanks Brian Y.
> > > > > ----- Original Message -----
> > > > > From: "Brian Young" <b4598070 at yahoo.com>
> > > > > To: <discussion at nsrca.org>
> > > > > Sent: Tuesday, May 11, 2004 1:56 PM
> > > > > Subject: [SPAM] Re: dual elev. pushrods
> > > > >
> > > > >
> > > > > > Is this what you had in mind?
> > > > > >
> > > > > > http://www.rcaerosport.com/articles/tech/ele%20control/intro.htm
> > > > > >
> > > > > > --- Brian Billings <auto7832 at bellsouth.net> wrote:
> > > > > > > Can anyone tell me where I can find Eric Hendersons
> > > > > > > article about a method he uses to run dual pushrods
> > > > > > > for elev.
> > > > > > >
> > > > > > > Thanks Brian
> > > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > __________________________________
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