[simpits-tech] Ejection handle

[Steve Wilson]

What Marv said......  ;-)

----- Original Message -----
From: "Marv De Beque" <mdebeque at woh.rr.com>
To: "Simulator Cockpit tech list" <simpits-tech at simpits.org>
Cc: <Inventmd at aol.com>
Sent: Thursday, April 08, 2004 4:52 PM
Subject: Re: [simpits-tech] Ejection handle


> John,
>
> There is a product that is called "Dip It" that most hardware stores sell.
> It is a rubber-like plastic coating for tool handles.  It is liquid and
you
> simply dip the part into it and it sticks like honey.
>
> It cures to about the same durometer as a medium hard rubber.  Should come
> in yellow and other colors.
>
> The very core of the real handle is actually a stainless steel cable to
give
> it strength.  Your idea of an automotive belt is actually a pretty cool
idea
> since they are very strong.
>
> If you like artsy-crafty things, you could make a mold of the handle.
Start
> with a balsa wood carving and then make a two-part mold from clay.
>
> There are several types of modeling clay available that will harden.  Make
> each mold half so it interlocks with each other
>
> Pour in a silicon rubber into the mold and submerge a metal cable from a
> bicycle hand brake.  The pour is a little tricky to make sure no air is
> trapped inside.  Die-hard hobbyists use a vacuum chamber to remove
bubbles.
>
> Silicon will take a long time to cure on its own.  It relies on moisture
to
> cure and since it is encased in a mold it may take many days to cure
enough
> before demolding.
>
> There are a host of 2-part silicones of varying durometers you can buy
from
> hobby/craft stores that cure in 24 hours and do not have problems with
> curing like store bought silicon.  However, they may be a bit pricy.
>
> If you make a mold, coat it with Vaseline before your pour.  Heat the
> Vaseline first and apply a light, but full coat as a release agent.
>
> There are lots of sites on the web about casting and mold making.  It is a
> lot of fun.
>
> Also, talk to your dentist buddies!  They may be able to get you some
> supplies for free.  In return you could make D handles for their dental
> chairs.  Give the customer something to yank on when it gets too much for
> them!!! :-)))
>
> Marv
>
> On 4/8/04 5:53 PM, "Inventmd at aol.com" <Inventmd at aol.com> wrote:
>
> > Hello all,
> > Just wondering if any of y'all do it yourselfers have tried to build
your own
> > ejection handle for the Aces II.
> > I figured on using a rope or broken rubber automotive belt as the core
and
> > curing yellow sillicone caulk all around it.
> > After it cures, cutting it to shape with an x-acto knife.
> > Sound silly or viable?
> > Anyone out there have dimensions or drawings??
> >
> > John
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