Newsgroups: comp.robotics
Path: brunix!uunet!cs.utexas.edu!sdd.hp.com!hp-cv!hp-pcd!hpcvca!hpcvcec.cv.hp.com!abrown
From: abrown@hpcvcec.cv.hp.com (Allen Brown)
Subject: Re: Poor man's pneumatics
Message-ID: <1993Aug13.214735.20812@hpcvca.cv.hp.com>
Sender: nobody@hpcvca.cv.hp.com
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Organization: Hewlett-Packard Company, Corvallis, Oregon USA
References: <1993Aug11.113844.2833@ohstpy.mps.ohio-state.edu>
Date: Fri, 13 Aug 1993 21:47:35 GMT
Lines: 14

> I took a couple of 1sq ft boxes and arranges them like this and
> hooked them up to a 12v air matress inflator ($20 at a hardware
> store). Even though I still had some leaks I got about 45lbs of
> force out of it. I'm trying to find a higher volume air source for
> faster response times though....any ideas?
>  -Ed

The output side of a vaccuum cleaner.  I did this for prototyping a
mechanism.  In the end I gave up on it (and switched to RC servos)
because I couldn't fit the vaccuum cleaner on a 3 foot model boat.
:-)
But for non-portable applications this would work.
--
  Allen C. Brown  abrown@cv.hp.com or hplabs!hpcvca!abrown or "Hey you!"
