[simpits-tech] (no subject)

[Jonas Frazier]

Thanks all for the suggestion. What's a good height for the platform? I was 
thinking 18".
Jonas






>From: "Ian Grant" <grant_ian@yahoo.com>
>Reply-To: simpits-tech@simpits.org
>To: <simpits-tech@simpits.org>
>Subject: RE: [simpits-tech] (no subject)
>Date: Tue, 26 Nov 2002 23:19:27 -0500
>
>The basic problem in stopping racking (as it's called in table
>construction) is in the bracing. I can recommend a couple of books on
>car chassis design. Unfortunately only one comes to hand; I'll keep
>looking for the other one (I'm building some bookcases and storage
>cabinets for the Missus, and my books and magazines, which have got
>somewhat out of hand... :-? )
>
>Racecar Chassis Design and Engineering, written by Forbes Aird.
>Published by MBI in 1997. ISBN is 0-7603-0283-9.
>http://www.motorbooks.com
>
>The other book is something "Chassis Engineering"; it's a similar format
>(8.5" x 11").
>
>I heard good things about both books and got them some time ago, mainly
>because I was thinking of a motion platform.
>
>I also an interesting site sometime ago for a motion platform based on
>air-pressure. I believe it was supplied from a vacuum cleaner. I think
>the person was selling the plans for about $40 (US, if memory serves).
>
>Hope this helps and I'll try and find that other book!
>
>/Ian
>
>-----Original Message-----
>From: simpits-tech-admin@simpits.org
>[mailto:simpits-tech-admin@simpits.org] On Behalf Of Rod Dale
>Sent: Wednesday, November 27, 2002 12:34 PM
>To: simpits-tech@simpits.org
>Subject: Re: [simpits-tech] (no subject)
>
>Jonas,
>Don't even think of using anything ROUND as in piping - it bends far too
>easy. Forget timber too. For a motion platform I'd use nothing less than
>heavy square steel tubing or similar welded together - with
>crossbracing.
>The motion platform will have to move in at least two or three planes so
>it
>HAS to be extremely strong and rigid. Also your simulator is going to
>end up
>being very heavy esp. when you have two or three people sitting in it.
>My
>F-111 sim is very heavy by itself - I need a hydraulic car jack and
>stands
>to raise it enough to work underneath.
>If you intend to use motion, you must also ensure that your simulator
>frame\structure is sound. Again I wouldn't use timber. My F-111 has
>timber
>framing\ribs etc that are glued, bolted and screwed together firmly but
>it
>can still go out of shape even when I just wheel it around to reposition
>it
>! I found this out when I went to refit my canopies. The alignment was
>out
>on each by a good inch !!!
>Rod
>
>----- Original Message -----
>From: Jonas Frazier <spitpilot40@hotmail.com>
>To: <simpits-tech@simpits.org>
>Sent: Tuesday, November 26, 2002 11:47 AM
>Subject: [simpits-tech] (no subject)
>
>
> >
> > Hi:
> > I had to ask a question. I'm in the planning stages for the motion
>platform.
> > I was wondering if any body has any suggestions for what size and type
>of
> > meterial should be used. Example: 1 inch piping. I need all the
>suggestions.
> > Also,  could the A/C panel for an airliner sim be connected to small
>space
> > heaters,  and an airconditioner (the ones with the fan) both have
>variable
> > heat,  and cold tempratures. Thanks
> > SEB
> > PLease check my web site for my blue prints with dimentions for the
> > bulkheads on the 747-400 so far. Thanks
> > www.geocities.com/dc10747/
> >
> >
> > _________________________________________________________________
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