Pattern wing design

[randy10926 at comcast.net]

Maybe a  YS 100; but not a YS140.

Randy
> I agree with Troy..get something established and fly it.  I have a Bridi 
> Escape...Thought I would "make it fly better" so I removed alot of the 
> prescribed dihedral...now left rudder gives right roll,  and right rudder 
> gives left roll....try getting used to that!  The guys who designed and 
> kitted these planes pretty much had it figured out. The rule may 
> be......Does the damn thing work??? Yes?? Do not Freak with it.  Ever 
> wonder how much better a KAOS would fly with a YS 140? 
> 
> 
> 
> Gray Fowler
> Principal Chemical Engineer
> Composites Engineering
> 
> 
> 
> 
> "Troy Newman" <troy_newman at msn.com>
> Sent by: discussion-request at nsrca.org
> 09/05/2003 09:56 AM
> Please respond to discussion
> 
>  
>         To:     <discussion at nsrca.org>
>         cc: 
>         Subject:        Re: Pattern wing design
> 
> 
> Why is the big rush to change the wing on these designs.....?
> 
> Why not take the proven airframe build it and fly the living heck out of 
> it.

> My personal opinion is the Prophecy wing will be too big area wise for a 
> 90
> sized bird. You need something in the 800-900sq-in range....The Prophecy 
> is
> up around 980 -1000...This is the same wing that is on the Focus, Hydeout,
> PHD, Temptation, and so on....Its a 2M 10lb to 10.5lb  bird platform not a
> 8-9lb platform....
> 
> The Bridi designs have good wings on them use it. You are not going to 
> gain
> anything. In this situation a successful conversion would mean that you
> didn't screw up an already good flying model.
> 
> Just my advice. Worth what you paid for it
> 
> Troy Newman
> ----- Original Message ----- 
> From: <randy10926 at comcast.net>
> To: <discussion at nsrca.org>
> Sent: Friday, September 05, 2003 10:32 AM
> Subject: Re: Pattern wing design
> 
> 
> > Man this is becoming much more complex tha I thought it was going to be.
> Maybe
> > I should get a Runaround (little version if possible) foam wing for the
> 60-
> > sized and Prohpecy foam wing for the 90-sized Kaos, if I am going to try
> > different wings.

> >
> > Randy
> > > The Kaos wing was a TLAR section of approximately 15% thickness. Root
> chord
> > > was around 13" and tip chord was around 10"
> > >
> > >  with a span of around 60"
> > > , in double tapered planform. The Super Kaos was one of the better
> flying
> > > planes of the day and trained many a  budding pattern pilot, including
> me.
> > > HOWEVER, the ribs were pretty much all different; shapes, thicknesses,
> LE TE all
> > > tended to be a little different and matched poorly to the overall
> structure.
> > > That
> > > is, compared to most things we see today.
> > >
> > > Another HOWEVER: it flew extremely well even though the wing surfaces
> were
> > > often uneven. It flew better than the later releases called the UDDER
> CHAOS or
> > > Ultimate Kaos or something like that. The later versions were 
> utilising
> the
> > > world famous Curare wing, which, on the Curare, worked incredibly 
> well.
> It was
> > > the World Champ airplane after all, Hanno Prettner notwithstanding. On
> the Super

> > > Kaos, it behaved doggy. OMO
> > >
> > > The Prophecy airfoil, as the story was re-told, came from FS, or fish
> shape.
> > > Nature given the chance, will be more efficient in her designs, one 
> way
> or
> > > another. So the copying here was pure genius. Or not.
> > >
> > > Matt K
> > > > Subj:Re: Pattern wing design
> > > > Date:9/4/2003 10:42:39 AM Eastern Daylight Time
> > > > From:<A
> HREF="mailto:randy10926 at comcast.net">randy10926 at comcast.net</A>
> > > > Reply-to:<A
> HREF="mailto:discussion at nsrca.org">discussion at nsrca.org</A>
> > > > To:<A HREF="mailto:discussion at nsrca.org">discussion at nsrca.org</A>
> > > > Sent from the Internet
> > > >
> > > >
> > > >
> > > > Anyone know what wing the KAOS and Prophecy uses.  I recently got a
> Kaos kit
> > > >
> > > > and the plans for a KOAS 90.  Thinking to building a Kaos 90 with
> Prophecy
> > > > wings.  I would like to use one of the wing programs to generate a
> balsa
> > > > built
> > > > up wing.  For some reason I would like to really build something.
> > > >
> > > > Randy
> > >

> >
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> 
> 

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