"gene" > wrote in message
. ..
> jeff wrote:
>
>> Now there's a cool idea. It's a bit late for me to get into it this
>> season, but a 4, 6, or 12 bottle centrifuge would be an interesting
>> concept--although, even though the concept is easy to visualize, I'm
>> wondering about the logistics of engineering such a thing withouth
>> creating an imbalance at high rpm. The bottles would have to be filled
>> exactly or there would be severe speed wobble. Or there would need to be
>> an adjustable balance on the arms to fine tune it.
>>
>> I'm visualizing something that holds 4 bottles on gimbals, with an
>> electric motor (small), so that the centrifuge allows the bottles to
>> adjust into the horizontal position as the rpm increases. As the motor
>> slows, the gimbals allow the bottls to settle. When rpm is zero, the
>> bottls hang vertical.
>>
>> Hey, maybe an old ceiling fan motor. Low rpm, for an extended period of
>> time.
>
> The washing machine tub and sheetmetal enclosure have the advantage of
> being a reasonably good safety containment vessel in case a bottle lets
> loose. I'm concerned your ceiling fan model would be a safety concern....
> we could nickname it "The Flinger".
>
> Slower rotation speed for a longer period of time will work, but why
> wouldn't you opt for the washing machine spin cycle speed?
>
> Gene

My concern with the washingmachine is the high rpm g-forces and restricted
working space for bottle attachments.Yes, the cieling fan concept would
require some kind of enclosure, but I like the gentleness of it (it doesn't
have to be attached to the cieling).

Jeff