Re: Ref: Frames & Boron

From: jos_melis <jos_melis_at_yahoo.com>
Date: Sat, 31 Mar 2012 15:48:40 -0000

--- In Indoor_Construction_at_yahoogroups.com, "mkirda@..." <mkirda@...> wrote:
>
> My guess is that a frame is constructed to the parabolic curve used for the wing. Any slack after covering would be drawn up by a brushed bit of thinned rubber cement parallel to the ribs. I like the looks of those models... IIRC, the spar is only like 0.040" thick with boron on the top and bottom. That was the part that seemed difficult to me...
>
> Regards.
> Mike Kirda
>
> --- In Indoor_Construction_at_yahoogroups.com, "jos_melis" <jos_melis@> wrote:
> >
> > Hey Indoor flyers.
> > Thank you for your answers / sugestions concerning my 2 questions.
> > I do have another one:
> > How do some flyers manage to put plastic film on wings that are build parabolic??? (Lutz, Schramm and others I think)
> > Just because I'm intriged by it. I can't find anything about that on the web..
> > Cheers,
> > Jos
> >
>
Thank you Mike. In the future I'll try it. But first I'll learn to walk before I'll start running.. I flew F1D in the years 1986 - 1990.
I'll remember that the sadly past away Laury Barr as one of my instructors. My personal best at that time was 34'56" at Cardington.
So, I picked up again and I'll build the new ships the traditional way with Green Violet film bought from Orsay.
The model I'm flying now is covered with OS film.. I understand that I have to build VP props to be competetive. Current fixed prop model is good for 15+ in minus 8 meter sportshall.
So there's a long way to go I think..
Kindest regards,
Jos
Received on Sat Mar 31 2012 - 08:48:40 CEST

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