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DPRG: Radio Controlled Ball

Subject: DPRG: Radio Controlled Ball
From: Erick M. Guzowsky zaphod1 at airmail.net
Date: Tue Feb 3 12:00:55 CST 1998

If you use a CORE processor it will work better!!!!!



Jim Brown wrote:

> Here's a couple of my wacky ideas for a controlled ball
> rolling ball idea.
>
> Wacky idea #1:
>
> Have you ever seen those bumble balls and how they sling
> themselves around the floor.  I thought, if one could
> control the direction of the sling, then the ball could
> move in a certain direction.  So say for instance there
> were a flywheel in the ball, that had sections on some
> sort of solenoids hooked to a mcu.  As the flywheel turned,
> when a section reached a certain point, the mcu could
> trigger the solenoid so that it's "sling" on that side
> would be greater, and cause a sling in that direction
> for just an instant.  If all the sections were so
> triggered sequentially, the ball would go in that
> direction.  Now, I don't know if this would work, or
> how much power of movement it could have, but what if
> it were pointed up and had enough power to lift off
> of the ground as well.  If there were two flywheels,
> then, the ball could move in any 3d direction.
>
> Wacky idea #2:
>
> I remember somewhere that there are some liquids that
> get heavy with heat.  If you placed bladders of that
> liquid all over the inside of the ball with electrical
> heat elements inside, then an mcu could sequentially
> turn on and off the bladders to change the center of
> gravity and cause the ball to turn.
>
> A varient might be to have solenoids that move a weight
> away from a spot on the side of the ball inward.
>
> OK, OK, I'll agree, they're wacky ideas!  My brain
> swirls now and then.
>
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> My employer won't claim these opinions so I'm giving them away for
> free.

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