Re: [ATM] How to Reduce Bearing Friction EQ version

["Nils Olof Carlin" <nilsolof.carlin@telia.com>]

Kevin,

Intuitively, I'd think that the 1/4" wheel against the metal rim would mean 
friction problems. What about 2 skateboard wheels, one idling and the other 
driven by that 1/4" wheel?

Nils Olof

> My EQ platform will have, as its north pole axis, a
> bicycle rim devoid of its innards and tire, contacting
> on two bearings at about 100 degrees apart.  One of
> these contact points is a driven wheel and the other
> is an idler.  The driven wheel is smallish, about a
> quarter of an inch in diameter and is coupled to a
> stepper motor via small gears.  This will take the
> load from the little motor.  The idler is going to be
> taken from a skateboard or roller skate that's still
> in good shape, or maybe the front hub of the bicycle
> rim that is now the north pole of an EQ mount.



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