HP-85A tape drive conversion

geneb geneb at deltasoft.com
Wed Apr 1 08:23:15 CDT 2015

On Tue, 31 Mar 2015, Jay West wrote:

> Gene, that may not be a problem. The existing roller is rubber around a
> metal shaft. The shaft is thicker at the top under the roller. So I suspect
> that if the existing rubber was removed, you printed a round solid cylinder
> that was the same diameter and could be glued on top of the existing thicker
> portion of the shaft, and then rubber or surgical tubing was put around both
> solid pieces together... that may just do the magic.
So it looks like he made a little cap over the top - that's a very simple 
print.  If you can get me dimensions I can print you a few.  I want his 
lathe. :)


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