Here's the information from James:
"The dimensions on the bearings are 1/4" ID, 5/8" OD and 0.196 width.
The McMaster-Carr part # for the ones I used is 57155K38."
I just received an oil-impregnated cast nylon rod from McMaster-Carr
(sounds so sexy...) and it should machine up into some nice rollers.
Apparently the only color cast nylon came in was a sickly green, so it
is probably the same manufacturer/product that Atari used. I was going
to try and get some roller assemblies made up here in Dallas, but the
machinist I was going to use is all full for the next few months.
Anyone know of a good source, or Mark, do you want to make a run of the
roller assemblies?
tm
Mark E Davidson wrote:
>
> James,
> First I want to say EXCELLENT job on the roller! I may ne able to make
> these in some quantity if the interest is there. Im almost done making one
> from your prints. Do you have the number of the bearing you used? Or did you
> just take it out of the track ball assembly
> (ether way was there a # on it)
>
> Ill get pictures of mine up soon. so far the only thing I changed was I made
> the actual cage of aluminum rather then sheet metal.
>
> -=Mark=--
>
> James Marous wrote:
>
> > Quite a few people have emailed me about this project, I've been working
> > on a replacement roller controller for a dedicated Major Havoc. The
> > project is now done and I have pictures of the finished project and a
> > pdf file of the prints available for everyone. Unfortunately I don't
> > have the resources to make these in quantity, but if someone else wants
> > to try and make them, I will be more than happy to help. I do have a
> > couple of parts left over, one unbent flat for the base and about a foot
> > of stock nylon for the roller insert. Email me if you have any
> > questions. Here's the link:
> > http://www.erinet.com/jamesm/tech/tech.htm
> >
> > James
> > --
> > mailto:jamesm@erinet.com
> > My Homepage! http://www.erinet.com/jamesm
> > --
> >
> > For the 'bots :-)
> > mailto:root@localhost mailto:abuse@localhost
> > mailto:postmaster@localhost
>
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Received on Fri Mar 3 12:30:35 2000
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