Here a picture showing the triangular bracing of the tissue tube
https://picasaweb.google.com/jeffrey.hood/LakehurstLaborDay09TeamSelectionFinals#5384301752092626370
Thanks to Leo who pointed this out to me.
-Kang
--- In Indoor_Construction_at_yahoogroups.com, "Yuan Kang Lee" <ykleetx@...> wrote:
>
> John,
>
> Do you have a picture of the triangulation piece? I think I understand what you wrote, and a picture would really make it clear.
>
>
> On my EZB and F1L, I use ambroid to attach the tissue tube to the wing spar. The joint seems strong enough for these models.
>
> -Kang
>
> --- In Indoor_Construction_at_yahoogroups.com, "John Kagan" <john_kagan@> wrote:
> >
> > > Are the posts then glued directly to the motor stick ?
> >
> > Yes. My LPP posts are glued to the side of the solid motorstick, my F1D posts are glued in holes drilled in the motorstick tube.
> >
> > >How do you get a decent glue joint of the tissue tubes to the wing spars (I assume they have to be ahead and behind the spars to allow incidence adjustments) ?
> >
> > I've found that it is important to put a little "triangulation" piece connecting the bottom of the tissue tube to the spar (so there are three points of contact: tissue tube to wing spar, tissue tube to trangulation piece, triangulation piece to wing spar).
> >
> > Without it, the tube flexes and the glue joint is weak.
> >
>
Received on Mon Jun 13 2011 - 13:03:37 CEST