Hey Leroy,
Use 2 washers. That way two slippery surfaces meet each other. There
is less friction that way then with only one slippery surface in
contact with one relatively rough surface. The second will induce
more friction/drag while in rotation.
Tom Sanders
--- In Indoor_Construction_at_yahoogroups.com, LeRoy C Cordes
<lcordes_at_...> wrote:
>
> Tom, you mention teflon washers - I have been wondering is it
sufficient
> to use one or should I be using 2 of them on my planes ?
>
> LeRoy Cordes
> AMA 16974
> Chicago, IL
> In God We Trust
>
> On Fri, 20 Apr 2007 14:10:29 -0000 "soslipstream" <parkreation_at_...>
> writes:
> > Think Pennyplane when fitting out a no-cal. Use teflon washers
on
> > the propshaft.
> >
> > A light but stiff motorstick is paramount. Walt Eggert in Phila
> > built a no-cal P-38 detailed exactly like the one that he was
the
> > mechanic for in WWII. One of the famous features was the use of
> > rolled tube motorsticks,split down the center line to save
weight,
> > with zero torsional problems.
> >
> > A real gem to see fly with counter-rotating, 3 blade props. He
> > always made winning flight times and used to kid how it was set-
up
> > to mimic his full sized charge right down to the leaned-out
engines
> >
> > for long overwater flights.
> >
> > Tom Sanders
> >
> >
> > --- In Indoor_Construction_at_yahoogroups.com, "papadesign1"
> > <papadesign1_at_> wrote:
> > >
> > > Thanks,
> > > Is there any kind of combination of washers and beads that you
> > use?
> > > I have tried making some wire pig tail bearings but they
> > seem "noisy"
> > > I am not sure if it is too loose or if the prop hole is off
center
> >
> > or
> > > what. Obviously I am trying to make the whole thing as
friction
> > free
> > > as possible...
> > >
> > > --- In Indoor_Construction_at_yahoogroups.com, "jeffrey.hood"
> > > <jhood_at_> wrote:
> > > >
> > > >
> > > > Wire pigtail bearings are fine, and not too difficult to
> > make...
> > > And
> > > > all you need is a piece of .020 wire and a -good- pair of
> > pliers...
> > > > But if you haven't bent one before, it can be a challenge at
> > first
> > > > until you figure it out... Harlan bearings are good also,
> > > especially
> > > > the SO size if he still makes them...
> > > >
> > > > Also, at http://www.aeroaces.com/flymodsup2.htm you can get
a
> > > bearing
> > > > that he made that is nice for No-Cal... you have to get
Peck
> > nylon
> > > > thrust bearings also for them...
> > > >
> > > > Harlan's page is at:
> > > http://www.indoorduration.com/HarlanBrochure.htm
> > > >
> > > > I have a file somewhere that shows how to bend wire bearings
if
> > you
> > > > can't find the information anywhere...
> > > >
> > > > JH
> > > >
> > > > > Novice question...
> > > > >
> > > > > What is the BEST combination of washers beads
> > > > > and best prop hanger.-wire pigtail,harlin pigtail,
aluminum
> > > tubing,
> > > > > nylon thrust bearing...??-----For A Nocal model
> > > > > And where would I get these items.
> > > > >
> > > > >
> > > > > Thanks!
> > > > >
> > > >
> > >
> >
> >
> >
> >
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
> >
>
>
>
> LeRoy Cordes
> AMA 16974
> Chicago, IL
> In God We Trust
>
Received on Fri Apr 20 2007 - 14:48:49 CEST