Firewall for Hyde Mount

[vicenterc at comcast.net]

See the pictures in Ola Fremmi's web site:

http://home.online.no/~ofremmi/MyHangar/Funtana-S/funtana_s.htm

I am using the same set up in my Focus with excellent results.

Vicente Bortone
> for great aluminum bushings ,drilled 4-40 with a flange on the rear for the
> 1/4"nomex go to nbengineering.net
> Leo Katila
> ----- Original Message -----
> From: "Troy Newman" <troy_newman at msn.com>
> To: <discussion at nsrca.org>
> Sent: Monday, September 08, 2003 9:13 PM
> Subject: Re: Firewall for Hyde Mount
> 
> 
> >
> > 1/4" nomex alone is not sufficient either. I tried this on my original
> > Smaragd
> >
> > Use the AR (A) its the lightweight AR mount and stick the nose ring in the
> > fuse it so much lighter and easier to do......
> >
> > The ARI works great in a Focus type model with no nose and only a
> > cowling....
> >
> > The best and lightest setup is the AR (A) and a fuse mounted nose ring....
> >
> > As ffor beefing up the CF nomex firewall with metal or ply strips...why
> are
> > you using a Nomex CF firewall...weight right? Well if weight is the issue
> > why add it in the form of the ARI mount and the beefy firewall to support
> > it.
> >
> > Your defeating the purpose of using a $20 chunck of composite material for
> > the firewall....and then top that off with the fact you're going to spend
> an
> > extra $40-50 on a motor mount that in the end gives a setup that is
> heavier
> > than just doing it right to begin with
> >
> > Don't get me wrong the ARI is a good mount...but require a stiff
> > firewall....Are you going to save an oz in the material you use just to
> add
> > another 1.5-2ozs back into it just to say you have a cool CF-Nomex
> > firewall...its not doing anything for you. The Ar style mounts work
> perfect
> > on the cf-nomex firewall....I use 1/8th" Aircraft grade firewalls in most
> of
> > my models and venture out into the CF-Nomex ones at times.....
> >
> > My personal opinion, your milage may vary
> >
> > TN
> >
> >
> > >From: "Dave Smith" <dfs at navnet.net>
> > >Reply-To: discussion at nsrca.org
> > >To: <discussion at nsrca.org>
> > >Subject: Re: Firewall for Hyde Mount
> > >Date: Mon, 8 Sep 2003 09:41:56 -0300
> > >
> > >Will 1/4"  Nomex be satisfactory as a firewall with this mount?   If
> > >not,could it be re-enforced with aluminum or plywood strips across the
> back
> > >and be O.K?
> > >
> > >Dave
> > >
> > >----- Original Message -----
> > >From: "Troy Newman" <troy_newman at msn.com>
> > >To: <discussion at nsrca.org>
> > >Sent: Monday, September 08, 2003 1:36 AM
> > >Subject: Re: Firewall for Hyde Mount
> > >
> > >
> > > > Nope!
> > > >
> > > > Been there and tried that with the ARI mount.....need a min of about
> > >1/4"
> > > > Aircraft grade ply for the ARI mount....1/4" CF end Grain will hold it
> > >in
> > > > place but the firewall will flex and change the thrust ine in pulls
> and
> > > > pushes. Over time it will start to flex more and more. I found
> > >out....and
> > > > replaced the mount with a nose ring in the fuse style....on that model
> > > > anyway.
> > > >
> > > > This is enough structurally to hold the mount...but no where near
> stiff
> > > > enough to keep things lined up properly.
> > > >
> > > > TN
> > > >
> > > >
> > > > >From: "Reeves" <reeves at mtaonline.net>
> > > > >Reply-To: discussion at nsrca.org
> > > > >To: <discussion at nsrca.org>
> > > > >Subject: Firewall for Hyde Mount
> > > > >Date: Sun, 7 Sep 2003 01:46:23 -0800
> > > > >
> > > > >Hi, I plan to install a Hyde ARI (A) mount in a new Synergy I am
> > >building.
> > > > >This is the mount with the nose ring incorporated on an aluminum
> yoke.
> > >I
> > > > >was going to use carbon fiber end grain balsa composite 1/4" thick
> for
> > >the
> > > > >firewall material. Is this material stiff enough? Anyone else using
> > >this
> > > > >setup with success? Thanks, Reeves in Alaska.
> > > >
> > > > _________________________________________________________________
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> > > >
> > >
> > >=====================================

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