Subject:
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Re: electric pneumatic valve actuators?
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Newsgroups:
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lugnet.technic
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Date:
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Thu, 26 Aug 2004 20:27:41 GMT
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Viewed:
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3578 times
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In lugnet.technic, Joe Strout wrote:
> Ideas that have come to mind:
>
> - A pinch valve made by pinching shut a pneumatic tube with
> a wheel or lever attached to a motor
How about one operated by folding or bending the pnematic tube itself (the
same way you can kink a garden hose to turn it off temporarily while waiting for
your sister to come around the corner of the house and... oh, never mind). I
suspect trying to push down on it hard enough is going to be very tough, but
folding it takes much less force, and (should?) provide a tight enough seal. The
only problem here is timing is unlikely to be precise.
--
Brian Davis
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Message is in Reply To:
 | | electric pneumatic valve actuators?
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| I've been thinking a lot lately about electrically activated (as opposed to manual) pneumatic valves. I've seen several designs on the net where someone has taken a regular LEGO manual valve, and attached a motor. That's clever, but I'm wondering if (...) (20 years ago, 26-Aug-04, to lugnet.technic, lugnet.robotics)
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